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10247252477 = 711212098291
BaseRepresentation
bin10011000101100100…
…01010100111111101
3222110011000100202112
421202302022213331
5131441244034402
64412454103405
7511636131440
oct114262124775
928404010675
1010247252477
114389341500
121b9b94ab65
13c73caa407
146d2d25657
153ee94ce52
hex262c8a9fd

10247252477 has 12 divisors (see below), whose sum is σ = 12872582688. Its totient is φ = 7984871400.

The previous prime is 10247252437. The next prime is 10247252627. The reversal of 10247252477 is 77425274201.

It is not a de Polignac number, because 10247252477 - 26 = 10247252413 is a prime.

It is a hoax number, since the sum of its digits (41) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10247252437) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6048299 + ... + 6049992.

It is an arithmetic number, because the mean of its divisors is an integer number (1072715224).

Almost surely, 210247252477 is an apocalyptic number.

It is an amenable number.

10247252477 is a deficient number, since it is larger than the sum of its proper divisors (2625330211).

10247252477 is a wasteful number, since it uses less digits than its factorization.

10247252477 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12098320 (or 12098309 counting only the distinct ones).

The product of its (nonzero) digits is 219520, while the sum is 41.

The spelling of 10247252477 in words is "ten billion, two hundred forty-seven million, two hundred fifty-two thousand, four hundred seventy-seven".

Divisors: 1 7 11 77 121 847 12098291 84688037 133081201 931568407 1463893211 10247252477