Base | Representation |
---|---|
bin | 11000011010011111… |
… | …10010010111101000 |
3 | 1020211110101220122000 |
4 | 30031033302113220 |
5 | 203320412103133 |
6 | 10004335331000 |
7 | 642543613206 |
oct | 141517622750 |
9 | 36743356560 |
10 | 13107144168 |
11 | 5616706458 |
12 | 2659680a60 |
13 | 130b647211 |
14 | 8c4a9a076 |
15 | 51aa68413 |
hex | 30d3f25e8 |
13107144168 has 32 divisors (see below), whose sum is σ = 36408734400. Its totient is φ = 4369047984.
The previous prime is 13107144157. The next prime is 13107144191. The reversal of 13107144168 is 86144170131.
It is a Harshad number since it is a multiple of its sum of digits (36).
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, 30340396 + ... + 30340827.
It is an arithmetic number, because the mean of its divisors is an integer number (1137772950).
Almost surely, 213107144168 is an apocalyptic number.
13107144168 is a gapful number since it is divisible by the number (18) formed by its first and last digit.
It is an amenable number.
13107144168 is an abundant number, since it is smaller than the sum of its proper divisors (23301590232).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13107144168 is a wasteful number, since it uses less digits than its factorization.
13107144168 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 60681238 (or 60681228 counting only the distinct ones).
The product of its (nonzero) digits is 16128, while the sum is 36.
The spelling of 13107144168 in words is "thirteen billion, one hundred seven million, one hundred forty-four thousand, one hundred sixty-eight".
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