Base | Representation |
---|---|
bin | 100100000010100011… |
… | …011000010111010010 |
3 | 10200212220020110022110 |
4 | 210002203120113102 |
5 | 1113223032104210 |
6 | 25435530250150 |
7 | 2536650422355 |
oct | 440243302722 |
9 | 120786213273 |
10 | 38697534930 |
11 | 1545882782a |
12 | 75bb886956 |
13 | 3859293582 |
14 | 1c3160829c |
15 | 10174ab420 |
hex | 9028d85d2 |
38697534930 has 32 divisors (see below), whose sum is σ = 93583055808. Its totient is φ = 10240568000.
The previous prime is 38697534919. The next prime is 38697534943. The reversal of 38697534930 is 3943579683.
It is a happy number.
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, 4919421 + ... + 4927280.
It is an arithmetic number, because the mean of its divisors is an integer number (2924470494).
Almost surely, 238697534930 is an apocalyptic number.
38697534930 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
38697534930 is an abundant number, since it is smaller than the sum of its proper divisors (54885520878).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
38697534930 is a wasteful number, since it uses less digits than its factorization.
38697534930 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9846842.
The product of its (nonzero) digits is 14696640, while the sum is 57.
The spelling of 38697534930 in words is "thirty-eight billion, six hundred ninety-seven million, five hundred thirty-four thousand, nine hundred thirty".
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