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125885672 = 23115872437
BaseRepresentation
bin1111000000011…
…01110011101000
322202212122200022
413200031303220
5224211320142
620254100012
73056003423
oct740156350
9282778608
10125885672
1165071850
12361aa608
1320107b83
1412a0c9ba
15b0b96d2
hex780dce8

125885672 has 32 divisors (see below), whose sum is σ = 258037920. Its totient is φ = 57099840.

The previous prime is 125885671. The next prime is 125885687. The reversal of 125885672 is 276588521.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is not an unprimeable number, because it can be changed into a prime (125885671) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50438 + ... + 52874.

It is an arithmetic number, because the mean of its divisors is an integer number (8063685).

Almost surely, 2125885672 is an apocalyptic number.

It is an amenable number.

125885672 is an abundant number, since it is smaller than the sum of its proper divisors (132152248).

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

125885672 is a wasteful number, since it uses less digits than its factorization.

125885672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3041 (or 3037 counting only the distinct ones).

The product of its digits is 268800, while the sum is 44.

The square root of 125885672 is about 11219.8784307139. The cubic root of 125885672 is about 501.1781178962.

The spelling of 125885672 in words is "one hundred twenty-five million, eight hundred eighty-five thousand, six hundred seventy-two".

Divisors: 1 2 4 8 11 22 44 88 587 1174 2348 2437 4696 4874 6457 9748 12914 19496 25828 26807 51656 53614 107228 214456 1430519 2861038 5722076 11444152 15735709 31471418 62942836 125885672