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10254009231 = 321139334359
BaseRepresentation
bin10011000110010111…
…11100001110001111
3222110121201122021200
421203023330032033
5132000011243411
64413255000543
7512050432434
oct114313741617
928417648250
1010254009231
1143921369a4
121ba2069153
13c755049ab
146d3ba3b8b
15400334e56
hex2632fc38f

10254009231 has 6 divisors (see below), whose sum is σ = 14811346680. Its totient is φ = 6836006148.

The previous prime is 10254009229. The next prime is 10254009239. The reversal of 10254009231 is 13290045201.

10254009231 is a `hidden beast` number, since 1 + 0 + 2 + 540 + 0 + 92 + 31 = 666.

It is not a de Polignac number, because 10254009231 - 21 = 10254009229 is a prime.

It is a super-2 number, since 2×102540092312 (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10254009195 and 10254009204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10254009239) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 569667171 + ... + 569667188.

It is an arithmetic number, because the mean of its divisors is an integer number (2468557780).

Almost surely, 210254009231 is an apocalyptic number.

10254009231 is a deficient number, since it is larger than the sum of its proper divisors (4557337449).

10254009231 is a wasteful number, since it uses less digits than its factorization.

10254009231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1139334365 (or 1139334362 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The spelling of 10254009231 in words is "ten billion, two hundred fifty-four million, nine thousand, two hundred thirty-one".

Divisors: 1 3 9 1139334359 3418003077 10254009231