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10640110311 = 322622745077
BaseRepresentation
bin10011110100011001…
…10011001011100111
31000110112020121101200
421322030303023213
5133242332012221
64515450253543
7524446305525
oct117214631347
930415217350
1010640110311
1145700793a6
12208b4272b3
1310074bab7c
1472d18b315
154241a0426
hex27a3332e7

10640110311 has 12 divisors (see below), whose sum is σ = 15369975192. Its totient is φ = 7092979056.

The previous prime is 10640110307. The next prime is 10640110337. The reversal of 10640110311 is 11301104601.

10640110311 is a `hidden beast` number, since 1 + 0 + 640 + 1 + 10 + 3 + 11 = 666.

It is not a de Polignac number, because 10640110311 - 22 = 10640110307 is a prime.

It is a super-2 number, since 2×106401103112 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10640110381) 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 11 ways as a sum of consecutive naturals, for example, 213505 + ... + 258581.

It is an arithmetic number, because the mean of its divisors is an integer number (1280831266).

Almost surely, 210640110311 is an apocalyptic number.

10640110311 is a deficient number, since it is larger than the sum of its proper divisors (4729864881).

10640110311 is a wasteful number, since it uses less digits than its factorization.

10640110311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71310 (or 71307 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 10640110311 its reverse (11301104601), we get a palindrome (21941214912).

The spelling of 10640110311 in words is "ten billion, six hundred forty million, one hundred ten thousand, three hundred eleven".

Divisors: 1 3 9 26227 45077 78681 135231 236043 405693 1182234479 3546703437 10640110311