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12902792753 = 171375540057
BaseRepresentation
bin11000000010001000…
…01111111000110001
31020022012212210012002
430001010033320301
5202411103332003
65532155343345
7634512633404
oct140104177061
936265783162
1012902792753
115521321194
122601151b55
1312a81c8416
148a58a3d3b
15507b4ea88
hex30110fe31

12902792753 has 8 divisors (see below), whose sum is σ = 13761504072. Its totient is φ = 12055161856.

The previous prime is 12902792713. The next prime is 12902792779. The reversal of 12902792753 is 35729720921.

It can be written as a sum of positive squares in 4 ways, for example, as 2455499809 + 10447292944 = 49553^2 + 102212^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 12902792753 - 210 = 12902791729 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12902792698 and 12902792707.

It is not an unprimeable number, because it can be changed into a prime (12902792713) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2767700 + ... + 2772357.

It is an arithmetic number, because the mean of its divisors is an integer number (1720188009).

Almost surely, 212902792753 is an apocalyptic number.

It is an amenable number.

12902792753 is a deficient number, since it is larger than the sum of its proper divisors (858711319).

12902792753 is a wasteful number, since it uses less digits than its factorization.

12902792753 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5540211.

The product of its (nonzero) digits is 476280, while the sum is 47.

The spelling of 12902792753 in words is "twelve billion, nine hundred two million, seven hundred ninety-two thousand, seven hundred fifty-three".

Divisors: 1 17 137 2329 5540057 94180969 758987809 12902792753