Base | Representation |
---|---|
bin | 10111100010101100… |
… | …01010110100011010 |
3 | 1012121211121112011222 |
4 | 23301112022310122 |
5 | 201341044231010 |
6 | 5450054452042 |
7 | 625131124142 |
oct | 136126126432 |
9 | 35554545158 |
10 | 12639055130 |
11 | 53a6465209 |
12 | 2548964022 |
13 | 1265685b60 |
14 | 87c84d922 |
15 | 4de905355 |
hex | 2f158ad1a |
12639055130 has 32 divisors (see below), whose sum is σ = 24571016064. Its totient is φ = 4653262656.
The previous prime is 12639055111. The next prime is 12639055193. The reversal of 12639055130 is 3155093621.
12639055130 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 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 15 ways as a sum of consecutive naturals, for example, 94982 + ... + 185201.
It is an arithmetic number, because the mean of its divisors is an integer number (767844252).
Almost surely, 212639055130 is an apocalyptic number.
12639055130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
12639055130 is a deficient number, since it is larger than the sum of its proper divisors (11931960934).
12639055130 is a wasteful number, since it uses less digits than its factorization.
12639055130 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 280550.
The product of its (nonzero) digits is 24300, while the sum is 35.
The spelling of 12639055130 in words is "twelve billion, six hundred thirty-nine million, fifty-five thousand, one hundred thirty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.064 sec. • engine limits •