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15113070 = 23257223149
BaseRepresentation
bin111001101001…
…101101101110
31001102211020100
4321221231232
512332104240
61255531530
7242313300
oct71515556
931384210
1015113070
118592745
125089ba6
133191c5b
142015970
1514d7e30
hexe69b6e

15113070 has 144 divisors (see below), whose sum is σ = 48016800. Its totient is φ = 3282048.

The previous prime is 15113069. The next prime is 15113083. The reversal of 15113070 is 7031151.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 101356 + ... + 101504.

It is an arithmetic number, because the mean of its divisors is an integer number (333450).

Almost surely, 215113070 is an apocalyptic number.

15113070 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 15113070, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24008400).

15113070 is an abundant number, since it is smaller than the sum of its proper divisors (32903730).

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

15113070 is a wasteful number, since it uses less digits than its factorization.

15113070 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 199 (or 189 counting only the distinct ones).

The product of its (nonzero) digits is 105, while the sum is 18.

The square root of 15113070 is about 3887.5532150699. The cubic root of 15113070 is about 247.2393337668.

The spelling of 15113070 in words is "fifteen million, one hundred thirteen thousand, seventy".

Divisors: 1 2 3 5 6 7 9 10 14 15 18 21 23 30 35 42 45 46 49 63 69 70 90 98 105 115 126 138 147 149 161 207 210 230 245 294 298 315 322 345 414 441 447 483 490 630 690 735 745 805 882 894 966 1035 1043 1127 1341 1449 1470 1490 1610 2070 2086 2205 2235 2254 2415 2682 2898 3129 3381 3427 4410 4470 4830 5215 5635 6258 6705 6762 6854 7245 7301 9387 10143 10281 10430 11270 13410 14490 14602 15645 16905 17135 18774 20286 20562 21903 23989 30843 31290 33810 34270 36505 43806 46935 47978 50715 51405 61686 65709 71967 73010 93870 101430 102810 109515 119945 131418 143934 154215 167923 215901 219030 239890 308430 328545 335846 359835 431802 503769 657090 719670 839615 1007538 1079505 1511307 1679230 2159010 2518845 3022614 5037690 7556535 15113070