Base | Representation |
---|---|
bin | 11000011010001110… |
… | …01011010101100100 |
3 | 1020211022011020120101 |
4 | 30031013023111210 |
5 | 203314322342030 |
6 | 10004215113444 |
7 | 642515463022 |
oct | 141507132544 |
9 | 36738136511 |
10 | 13104887140 |
11 | 5615404744 |
12 | 2658972884 |
13 | 130b036ab7 |
14 | 8c466d712 |
15 | 51a76e7ca |
hex | 30d1cb564 |
13104887140 has 48 divisors (see below), whose sum is σ = 28628510400. Its totient is φ = 5032883072.
The previous prime is 13104887101. The next prime is 13104887153. The reversal of 13104887140 is 4178840131.
It is a self number, because there is not a number n which added to its sum of digits gives 13104887140.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40707 + ... + 166933.
It is an arithmetic number, because the mean of its divisors is an integer number (596427300).
Almost surely, 213104887140 is an apocalyptic number.
13104887140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 13104887140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14314255200).
13104887140 is an abundant number, since it is smaller than the sum of its proper divisors (15523623260).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13104887140 is a wasteful number, since it uses less digits than its factorization.
13104887140 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 126444 (or 126442 counting only the distinct ones).
The product of its (nonzero) digits is 21504, while the sum is 37.
The spelling of 13104887140 in words is "thirteen billion, one hundred four million, eight hundred eighty-seven thousand, one hundred forty".
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