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13039634679 = 35382010281
BaseRepresentation
bin11000010010011100…
…10000100011110111
31020122202101002000120
430021032100203313
5203201121302204
65553524343023
7641064031431
oct141116204367
936582332016
1013039634679
115591596595
12263ab44a73
1312ca66b186
148b9b25651
15514b806d9
hex3093908f7

13039634679 has 8 divisors (see below), whose sum is σ = 17714220912. Its totient is φ = 8529069120.

The previous prime is 13039634669. The next prime is 13039634731. The reversal of 13039634679 is 97643693031.

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

It is not a de Polignac number, because 13039634679 - 213 = 13039626487 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13039634639) 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, 41004982 + ... + 41005299.

It is an arithmetic number, because the mean of its divisors is an integer number (2214277614).

Almost surely, 213039634679 is an apocalyptic number.

13039634679 is a deficient number, since it is larger than the sum of its proper divisors (4674586233).

13039634679 is an equidigital number, since it uses as much as digits as its factorization.

13039634679 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82010337.

The product of its (nonzero) digits is 2204496, while the sum is 51.

The spelling of 13039634679 in words is "thirteen billion, thirty-nine million, six hundred thirty-four thousand, six hundred seventy-nine".

Divisors: 1 3 53 159 82010281 246030843 4346544893 13039634679