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125925413 = 149845137
BaseRepresentation
bin1111000000101…
…11100000100101
322202221200012012
413200113200211
5224214103123
620255004005
73056230325
oct740274045
9282850165
10125925413
1165099699
1236209605
132011cca3
1412a1d285
15b0c6378
hex7817825

125925413 has 4 divisors (see below), whose sum is σ = 126770700. Its totient is φ = 125080128.

The previous prime is 125925367. The next prime is 125925419. The reversal of 125925413 is 314529521.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 81396484 + 44528929 = 9022^2 + 6673^2 .

It is a cyclic number.

It is not a de Polignac number, because 125925413 - 28 = 125925157 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 125925413.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125925419) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 422420 + ... + 422717.

It is an arithmetic number, because the mean of its divisors is an integer number (31692675).

Almost surely, 2125925413 is an apocalyptic number.

It is an amenable number.

125925413 is a deficient number, since it is larger than the sum of its proper divisors (845287).

125925413 is an equidigital number, since it uses as much as digits as its factorization.

125925413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 845286.

The product of its digits is 10800, while the sum is 32.

The square root of 125925413 is about 11221.6492994568. The cubic root of 125925413 is about 501.2308515227.

The spelling of 125925413 in words is "one hundred twenty-five million, nine hundred twenty-five thousand, four hundred thirteen".

Divisors: 1 149 845137 125925413