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125013570 = 23511234439
BaseRepresentation
bin1110111001110…
…00111001000010
322201020100101020
413130320321002
5224000413240
620223250310
73045412023
oct734707102
9281210336
10125013570
1164626600
1235a49996
131cb90c36
1412862c4a
15ae960d0
hex7738e42

125013570 has 48 divisors (see below), whose sum is σ = 329797440. Its totient is φ = 30305440.

The previous prime is 125013569. The next prime is 125013571. The reversal of 125013570 is 75310521.

It is an interprime number because it is at equal distance from previous prime (125013569) and next prime (125013571).

It is a self number, because there is not a number n which added to its sum of digits gives 125013570.

It is not an unprimeable number, because it can be changed into a prime (125013571) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13590 + ... + 20849.

It is an arithmetic number, because the mean of its divisors is an integer number (6870780).

Almost surely, 2125013570 is an apocalyptic number.

125013570 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

125013570 is an abundant number, since it is smaller than the sum of its proper divisors (204783870).

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

125013570 is a wasteful number, since it uses less digits than its factorization.

125013570 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34471 (or 34460 counting only the distinct ones).

The product of its (nonzero) digits is 1050, while the sum is 24.

The square root of 125013570 is about 11180.9467398785. The cubic root of 125013570 is about 500.0180926786.

The spelling of 125013570 in words is "one hundred twenty-five million, thirteen thousand, five hundred seventy".

Divisors: 1 2 3 5 6 10 11 15 22 30 33 55 66 110 121 165 242 330 363 605 726 1210 1815 3630 34439 68878 103317 172195 206634 344390 378829 516585 757658 1033170 1136487 1894145 2272974 3788290 4167119 5682435 8334238 11364870 12501357 20835595 25002714 41671190 62506785 125013570