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137007024 = 243711191951
BaseRepresentation
bin10000010101010…
…00111110110000
3100112210200022020
420022220332300
5240033211044
621332311440
73252353250
oct1012507660
9315720266
10137007024
1170378450
1239a72580
13224ccc5b
14142a5960
15c064a19
hex82a8fb0

137007024 has 160 divisors (see below), whose sum is σ = 464732160. Its totient is φ = 33696000.

The previous prime is 137007023. The next prime is 137007047. The reversal of 137007024 is 420700731.

It is a Cunningham number, because it is equal to 117052-1.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a junction number, because it is equal to n+sod(n) for n = 137006985 and 137007003.

It is not an unprimeable number, because it can be changed into a prime (137007023) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 69249 + ... + 71199.

It is an arithmetic number, because the mean of its divisors is an integer number (2904576).

Almost surely, 2137007024 is an apocalyptic number.

137007024 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 137007024, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (232366080).

137007024 is an abundant number, since it is smaller than the sum of its proper divisors (327725136).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

137007024 is a wasteful number, since it uses less digits than its factorization.

137007024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1999 (or 1993 counting only the distinct ones).

The product of its (nonzero) digits is 1176, while the sum is 24.

The square root of 137007024 is about 11704.9999572832. Note that the first 4 decimals coincide. The cubic root of 137007024 is about 515.5224835382.

Adding to 137007024 its reverse (420700731), we get a palindrome (557707755).

The spelling of 137007024 in words is "one hundred thirty-seven million, seven thousand, twenty-four".

Divisors: 1 2 3 4 6 7 8 11 12 14 16 19 21 22 24 28 33 38 42 44 48 56 57 66 76 77 84 88 112 114 132 133 152 154 168 176 209 228 231 264 266 304 308 336 399 418 456 462 528 532 616 627 798 836 912 924 1064 1232 1254 1463 1596 1672 1848 1951 2128 2508 2926 3192 3344 3696 3902 4389 5016 5852 5853 6384 7804 8778 10032 11704 11706 13657 15608 17556 21461 23408 23412 27314 31216 35112 37069 40971 42922 46824 54628 64383 70224 74138 81942 85844 93648 109256 111207 128766 148276 150227 163884 171688 218512 222414 257532 259483 296552 300454 327768 343376 407759 444828 450681 515064 518966 593104 600908 655536 778449 815518 889656 901362 1030128 1037932 1201816 1223277 1556898 1631036 1779312 1802724 2075864 2403632 2446554 2854313 3113796 3262072 3605448 4151728 4893108 5708626 6227592 6524144 7210896 8562939 9786216 11417252 12455184 17125878 19572432 22834504 34251756 45669008 68503512 137007024