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10164269761 = 43969231169
BaseRepresentation
bin10010111011101011…
…00111001011000001
3222020100212101212121
421131311213023001
5131304023113021
64400331324241
7506610603352
oct113565471301
928210771777
1010164269761
114346513348
121b77bb0681
13c5ca44509
146c5cc3d29
153e750a741
hex25dd672c1

10164269761 has 4 divisors (see below), whose sum is σ = 10164544900. Its totient is φ = 10163994624.

The previous prime is 10164269749. The next prime is 10164269767. The reversal of 10164269761 is 16796246101.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3464028736 + 6700241025 = 58856^2 + 81855^2 .

It is a cyclic number.

It is not a de Polignac number, because 10164269761 - 29 = 10164269249 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10164269767) 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, 71616 + ... + 159553.

It is an arithmetic number, because the mean of its divisors is an integer number (2541136225).

Almost surely, 210164269761 is an apocalyptic number.

It is an amenable number.

10164269761 is a deficient number, since it is larger than the sum of its proper divisors (275139).

10164269761 is an equidigital number, since it uses as much as digits as its factorization.

10164269761 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275138.

The product of its (nonzero) digits is 108864, while the sum is 43.

The spelling of 10164269761 in words is "ten billion, one hundred sixty-four million, two hundred sixty-nine thousand, seven hundred sixty-one".

Divisors: 1 43969 231169 10164269761