Base | Representation |
---|---|
bin | 10111111001101100… |
… | …00000110001011100 |
3 | 1020010021120200220011 |
4 | 23330312000301130 |
5 | 202234434430324 |
6 | 5521145133004 |
7 | 632662535446 |
oct | 137466006134 |
9 | 36107520804 |
10 | 12831951964 |
11 | 5495336487 |
12 | 25a148a164 |
13 | 1296623cb0 |
14 | 89a303496 |
15 | 501809c94 |
hex | 2fcd80c5c |
12831951964 has 24 divisors (see below), whose sum is σ = 24306071328. Its totient is φ = 5892371520.
The previous prime is 12831951959. The next prime is 12831951989. The reversal of 12831951964 is 46915913821.
It is a happy number.
12831951964 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is an unprimeable number.
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, 616072 + ... + 636559.
It is an arithmetic number, because the mean of its divisors is an integer number (1012752972).
Almost surely, 212831951964 is an apocalyptic number.
It is an amenable number.
12831951964 is a deficient number, since it is larger than the sum of its proper divisors (11474119364).
12831951964 is a wasteful number, since it uses less digits than its factorization.
12831951964 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1252845 (or 1252843 counting only the distinct ones).
The product of its digits is 466560, while the sum is 49.
The spelling of 12831951964 in words is "twelve billion, eight hundred thirty-one million, nine hundred fifty-one thousand, nine hundred sixty-four".
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