Base | Representation |
---|---|
bin | 11010000001010110… |
… | …00101010111001100 |
3 | 1100001120220101002020 |
4 | 31000223011113030 |
5 | 212102301002433 |
6 | 10230120130140 |
7 | 1003121340555 |
oct | 150053052714 |
9 | 40046811066 |
10 | 13969937868 |
11 | 5a197360a7 |
12 | 285a606950 |
13 | 1418314833 |
14 | 9674cd32c |
15 | 56b695cb3 |
hex | 340ac55cc |
13969937868 has 24 divisors (see below), whose sum is σ = 33354581568. Its totient is φ = 4548351696.
The previous prime is 13969937851. The next prime is 13969937921. The reversal of 13969937868 is 86873996931.
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, 13536246 + ... + 13537277.
It is an arithmetic number, because the mean of its divisors is an integer number (1389774232).
Almost surely, 213969937868 is an apocalyptic number.
It is an amenable number.
13969937868 is an abundant number, since it is smaller than the sum of its proper divisors (19384643700).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13969937868 is a wasteful number, since it uses less digits than its factorization.
13969937868 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 27073573 (or 27073571 counting only the distinct ones).
The product of its digits is 105815808, while the sum is 69.
The spelling of 13969937868 in words is "thirteen billion, nine hundred sixty-nine million, nine hundred thirty-seven thousand, eight hundred sixty-eight".
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