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5390297810 = 25769700949
BaseRepresentation
bin1010000010100100…
…10110101011010010
3111220122210111111122
411001102112223102
542014404012220
62250512442242
7250401526652
oct50122265322
914818714448
105390297810
112316756587
121065249382
1367b984041
14391c5c362
15218350425
hex141496ad2

5390297810 has 16 divisors (see below), whose sum is σ = 9715167000. Its totient is φ = 2153312256.

The previous prime is 5390297791. The next prime is 5390297833. The reversal of 5390297810 is 187920935.

It can be written as a sum of positive squares in 4 ways, for example, as 3673935769 + 1716362041 = 60613^2 + 41429^2 .

It is a super-2 number, since 2×53902978102 = 58110620960981592200, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 342785 + ... + 358164.

Almost surely, 25390297810 is an apocalyptic number.

5390297810 is a deficient number, since it is larger than the sum of its proper divisors (4324869190).

5390297810 is a wasteful number, since it uses less digits than its factorization.

5390297810 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 701725.

The product of its (nonzero) digits is 136080, while the sum is 44.

The square root of 5390297810 is about 73418.6475631362. The cubic root of 5390297810 is about 1753.3592954064.

The spelling of 5390297810 in words is "five billion, three hundred ninety million, two hundred ninety-seven thousand, eight hundred ten".

Divisors: 1 2 5 10 769 1538 3845 7690 700949 1401898 3504745 7009490 539029781 1078059562 2695148905 5390297810