Base | Representation |
---|---|
bin | 10111101001111101… |
… | …00010000110011110 |
3 | 1012210002020012210120 |
4 | 23310332202012132 |
5 | 202002142433102 |
6 | 5500112215410 |
7 | 626500642326 |
oct | 136476420636 |
9 | 35702205716 |
10 | 12699967902 |
11 | 5427889946 |
12 | 256523a566 |
13 | 127519240b |
14 | 886988286 |
15 | 4e4e386bc |
hex | 2f4fa219e |
12699967902 has 8 divisors (see below), whose sum is σ = 25399935816. Its totient is φ = 4233322632.
The previous prime is 12699967879. The next prime is 12699967919. The reversal of 12699967902 is 20976999621.
It is a sphenic number, since it is the product of 3 distinct primes.
12699967902 is an admirable number.
It is a super-2 number, since 2×126999679022 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1058330653 + ... + 1058330664.
It is an arithmetic number, because the mean of its divisors is an integer number (3174991977).
Almost surely, 212699967902 is an apocalyptic number.
12699967902 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12699967902 is a wasteful number, since it uses less digits than its factorization.
12699967902 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2116661322.
The product of its (nonzero) digits is 6613488, while the sum is 60.
The spelling of 12699967902 in words is "twelve billion, six hundred ninety-nine million, nine hundred sixty-seven thousand, nine hundred two".
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