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5257995885 = 325606719259
BaseRepresentation
bin1001110010110011…
…01010011001101101
3111120102211212101100
410321121222121231
541232021332020
62225425033313
7244204141032
oct47131523155
914512755340
105257995885
11225900214a
121028a85839
1365a44088c
1437c45d389
1520b919a90
hex13966a66d

5257995885 has 24 divisors (see below), whose sum is σ = 9115835040. Its totient is φ = 2803656672.

The previous prime is 5257995877. The next prime is 5257995907. The reversal of 5257995885 is 5885997525.

5257995885 is a `hidden beast` number, since 5 + 2 + 579 + 9 + 58 + 8 + 5 = 666.

It is not a de Polignac number, because 5257995885 - 23 = 5257995877 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 263386 + ... + 282644.

It is an arithmetic number, because the mean of its divisors is an integer number (379826460).

Almost surely, 25257995885 is an apocalyptic number.

It is an amenable number.

5257995885 is a deficient number, since it is larger than the sum of its proper divisors (3857839155).

5257995885 is a wasteful number, since it uses less digits than its factorization.

5257995885 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25337 (or 25334 counting only the distinct ones).

The product of its digits is 45360000, while the sum is 63.

The square root of 5257995885 is about 72512.0395865404. The cubic root of 5257995885 is about 1738.8952212038.

The spelling of 5257995885 in words is "five billion, two hundred fifty-seven million, nine hundred ninety-five thousand, eight hundred eighty-five".

Divisors: 1 3 5 9 15 45 6067 18201 19259 30335 54603 57777 91005 96295 173331 273015 288885 866655 116844353 350533059 584221765 1051599177 1752665295 5257995885