Base | Representation |
---|---|
bin | 10001100101000110… |
… | …001110011100001100 |
3 | 1210201111112011010120 |
4 | 101211012032130030 |
5 | 302124224000022 |
6 | 12401014104540 |
7 | 1235523232002 |
oct | 214506163414 |
9 | 53644464116 |
10 | 18876000012 |
11 | 8007012211 |
12 | 37a964b150 |
13 | 1a1a872c9c |
14 | cb0cdaa72 |
15 | 757243d5c |
hex | 46518e70c |
18876000012 has 24 divisors (see below), whose sum is σ = 44107758912. Its totient is φ = 6282891600.
The previous prime is 18876000001. The next prime is 18876000029. The reversal of 18876000012 is 21000067881.
It is a happy number.
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, 1129914 + ... + 1146497.
It is an arithmetic number, because the mean of its divisors is an integer number (1837823288).
Almost surely, 218876000012 is an apocalyptic number.
18876000012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
18876000012 is an abundant number, since it is smaller than the sum of its proper divisors (25231758900).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
18876000012 is a wasteful number, since it uses less digits than its factorization.
18876000012 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2277109 (or 2277107 counting only the distinct ones).
The product of its (nonzero) digits is 5376, while the sum is 33.
Adding to 18876000012 its reverse (21000067881), we get a palindrome (39876067893).
The spelling of 18876000012 in words is "eighteen billion, eight hundred seventy-six million, twelve", and thus it is an aban number.
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