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125875425 = 3521329931
BaseRepresentation
bin1111000000010…
…11010011100001
322202212010121210
413200023103201
5224211003200
620253540333
73055631514
oct740132341
9282763553
10125875425
1165065085
12361a46a9
1320103300
1412a08d7b
15b0b6650
hex780b4e1

125875425 has 36 divisors (see below), whose sum is σ = 225376944. Its totient is φ = 61963200.

The previous prime is 125875397. The next prime is 125875439. The reversal of 125875425 is 524578521.

It is not a de Polignac number, because 125875425 - 29 = 125874913 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 7710 + ... + 17640.

Almost surely, 2125875425 is an apocalyptic number.

125875425 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

125875425 is a deficient number, since it is larger than the sum of its proper divisors (99501519).

125875425 is a wasteful number, since it uses less digits than its factorization.

125875425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9970 (or 9952 counting only the distinct ones).

The product of its digits is 112000, while the sum is 39.

The square root of 125875425 is about 11219.4217765445. The cubic root of 125875425 is about 501.1645190186.

The spelling of 125875425 in words is "one hundred twenty-five million, eight hundred seventy-five thousand, four hundred twenty-five".

Divisors: 1 3 5 13 15 25 39 65 75 169 195 325 507 845 975 2535 4225 9931 12675 29793 49655 129103 148965 248275 387309 645515 744825 1678339 1936545 3227575 5035017 8391695 9682725 25175085 41958475 125875425