Base | Representation |
---|---|
bin | 10111100100011000… |
… | …01100100100100100 |
3 | 1012122211021002002211 |
4 | 23302030030210210 |
5 | 201403210434314 |
6 | 5451322213204 |
7 | 625362402433 |
oct | 136214144444 |
9 | 35584232084 |
10 | 12653218084 |
11 | 5403459031 |
12 | 2551654204 |
13 | 12685a44c0 |
14 | 88069911a |
15 | 4e0ca19c4 |
hex | 2f230c924 |
12653218084 has 24 divisors (see below), whose sum is σ = 23849530488. Its totient is φ = 5839192320.
The previous prime is 12653218063. The next prime is 12653218103. The reversal of 12653218084 is 48081235621.
It can be written as a sum of positive squares in 4 ways, for example, as 3717184 + 12649500900 = 1928^2 + 112470^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 707784 + ... + 725440.
It is an arithmetic number, because the mean of its divisors is an integer number (993730437).
Almost surely, 212653218084 is an apocalyptic number.
It is an amenable number.
12653218084 is a deficient number, since it is larger than the sum of its proper divisors (11196312404).
12653218084 is a wasteful number, since it uses less digits than its factorization.
12653218084 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 31455 (or 31453 counting only the distinct ones).
The product of its (nonzero) digits is 92160, while the sum is 40.
The spelling of 12653218084 in words is "twelve billion, six hundred fifty-three million, two hundred eighteen thousand, eighty-four".
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