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506136072 = 23313329331
BaseRepresentation
bin11110001010110…
…000011000001000
31022021101101011110
4132022300120020
52014032323242
6122120130320
715354041241
oct3612603010
91267341143
10506136072
1123a778582
121216069a0
1380b23000
144b311cc8
152e67b39c
hex1e2b0608

506136072 has 128 divisors (see below), whose sum is σ = 1422288000. Its totient is φ = 149909760.

The previous prime is 506136047. The next prime is 506136073. The reversal of 506136072 is 270631605.

It is not an unprimeable number, because it can be changed into a prime (506136073) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1528947 + ... + 1529277.

It is an arithmetic number, because the mean of its divisors is an integer number (11111625).

Almost surely, 2506136072 is an apocalyptic number.

506136072 is a gapful number since it is divisible by the number (52) 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 506136072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (711144000).

506136072 is an abundant number, since it is smaller than the sum of its proper divisors (916151928).

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

506136072 is a wasteful number, since it uses less digits than its factorization.

506136072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 408 (or 378 counting only the distinct ones).

The product of its (nonzero) digits is 7560, while the sum is 30.

The square root of 506136072 is about 22497.4681242134. The cubic root of 506136072 is about 796.9341364433.

Adding to 506136072 its reverse (270631605), we get a palindrome (776767677).

The spelling of 506136072 in words is "five hundred six million, one hundred thirty-six thousand, seventy-two".

Divisors: 1 2 3 4 6 8 12 13 24 26 29 39 52 58 78 87 104 116 156 169 174 232 312 331 338 348 377 507 662 676 696 754 993 1014 1131 1324 1352 1508 1986 2028 2197 2262 2648 3016 3972 4056 4303 4394 4524 4901 6591 7944 8606 8788 9048 9599 9802 12909 13182 14703 17212 17576 19198 19604 25818 26364 28797 29406 34424 38396 39208 51636 52728 55939 57594 58812 63713 76792 103272 111878 115188 117624 124787 127426 167817 191139 223756 230376 249574 254852 335634 374361 382278 447512 499148 509704 671268 727207 748722 764556 998296 1342536 1454414 1497444 1529112 1622231 2181621 2908828 2994888 3244462 4363242 4866693 5817656 6488924 8726484 9733386 12977848 17452968 19466772 21089003 38933544 42178006 63267009 84356012 126534018 168712024 253068036 506136072