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10247641268 = 222713944309
BaseRepresentation
bin10011000101100111…
…01001100010110100
3222110011202010002012
421202303221202310
5131441344010033
64412510303352
7511642341104
oct114263514264
928404663065
1010247641268
114389587617
121b9bab7b58
13c740b5377
146d2dc7204
153ee9c8248
hex262ce98b4

10247641268 has 12 divisors (see below), whose sum is σ = 17940001380. Its totient is φ = 5121926592.

The previous prime is 10247641267. The next prime is 10247641309. The reversal of 10247641268 is 86214674201.

It can be written as a sum of positive squares in 2 ways, for example, as 9598512784 + 649128484 = 97972^2 + 25478^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10247641267) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 461303 + ... + 483006.

It is an arithmetic number, because the mean of its divisors is an integer number (1495000115).

Almost surely, 210247641268 is an apocalyptic number.

It is an amenable number.

10247641268 is a deficient number, since it is larger than the sum of its proper divisors (7692360112).

10247641268 is a wasteful number, since it uses less digits than its factorization.

10247641268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 947026 (or 947024 counting only the distinct ones).

The product of its (nonzero) digits is 129024, while the sum is 41.

The spelling of 10247641268 in words is "ten billion, two hundred forty-seven million, six hundred forty-one thousand, two hundred sixty-eight".

Divisors: 1 2 4 2713 5426 10852 944309 1888618 3777236 2561910317 5123820634 10247641268