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125080765 = 5431314441
BaseRepresentation
bin1110111010010…
…01010010111101
322201100202112221
413131021102331
5224010041030
620224525341
73046111645
oct735112275
9281322487
10125080765
1164672037
1235a80851
131cbb56b4
141287d525
15aeaae7a
hex77494bd

125080765 has 16 divisors (see below), whose sum is σ = 154794816. Its totient is φ = 96969600.

The previous prime is 125080763. The next prime is 125080793. The reversal of 125080765 is 567080521.

It is not a de Polignac number, because 125080765 - 21 = 125080763 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 125080765.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125080763) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25945 + ... + 30385.

It is an arithmetic number, because the mean of its divisors is an integer number (9674676).

Almost surely, 2125080765 is an apocalyptic number.

It is an amenable number.

125080765 is a deficient number, since it is larger than the sum of its proper divisors (29714051).

125080765 is a wasteful number, since it uses less digits than its factorization.

125080765 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4620.

The product of its (nonzero) digits is 16800, while the sum is 34.

The square root of 125080765 is about 11183.9512248579. The cubic root of 125080765 is about 500.1076634822.

The spelling of 125080765 in words is "one hundred twenty-five million, eighty thousand, seven hundred sixty-five".

Divisors: 1 5 43 131 215 655 4441 5633 22205 28165 190963 581771 954815 2908855 25016153 125080765