Base | Representation |
---|---|
bin | 1001001001111… |
… | …0010011100100 |
3 | 2200020202222220 |
4 | 2102132103210 |
5 | 34312202111 |
6 | 3450552340 |
7 | 644241030 |
oct | 222362344 |
9 | 80222886 |
10 | 38397156 |
11 | 1a746396 |
12 | 10a386b0 |
13 | 7c55115 |
14 | 51571c0 |
15 | 3586e06 |
hex | 249e4e4 |
38397156 has 48 divisors (see below), whose sum is σ = 104899200. Its totient is φ = 10702080.
The previous prime is 38397113. The next prime is 38397173. The reversal of 38397156 is 65179383.
It is a Harshad number since it is a multiple of its sum of digits (42).
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, 2131 + ... + 9018.
It is an arithmetic number, because the mean of its divisors is an integer number (2185400).
Almost surely, 238397156 is an apocalyptic number.
It is an amenable number.
38397156 is an abundant number, since it is smaller than the sum of its proper divisors (66502044).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
38397156 is a wasteful number, since it uses less digits than its factorization.
38397156 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11204 (or 11202 counting only the distinct ones).
The product of its digits is 136080, while the sum is 42.
The square root of 38397156 is about 6196.5438754196. The cubic root of 38397156 is about 337.3647370175.
The spelling of 38397156 in words is "thirty-eight million, three hundred ninety-seven thousand, one hundred fifty-six".
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