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12739495106 = 213677313143
BaseRepresentation
bin10111101110101010…
…10100010011000010
31012212211121101221002
423313111110103002
5202042302320411
65504043332002
7630460631102
oct136725242302
935784541832
1012739495106
115448127258
122576521002
1312804219b0
1488bd17202
154e864533b
hex2f75544c2

12739495106 has 16 divisors (see below), whose sum is σ = 20886339264. Its totient is φ = 5792008464.

The previous prime is 12739495103. The next prime is 12739495121. The reversal of 12739495106 is 60159493721.

12739495106 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (12739495103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3654830 + ... + 3658313.

It is an arithmetic number, because the mean of its divisors is an integer number (1305396204).

Almost surely, 212739495106 is an apocalyptic number.

12739495106 is a deficient number, since it is larger than the sum of its proper divisors (8146844158).

12739495106 is a wasteful number, since it uses less digits than its factorization.

12739495106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7313225.

The product of its (nonzero) digits is 408240, while the sum is 47.

The spelling of 12739495106 in words is "twelve billion, seven hundred thirty-nine million, four hundred ninety-five thousand, one hundred six".

Divisors: 1 2 13 26 67 134 871 1742 7313143 14626286 95070859 190141718 489980581 979961162 6369747553 12739495106