Base | Representation |
---|---|
bin | 1001000011110… |
… | …1010110011011 |
3 | 2122111121020102 |
4 | 2100331112123 |
5 | 34212000102 |
6 | 3434250015 |
7 | 640665152 |
oct | 220752633 |
9 | 78447212 |
10 | 38000027 |
11 | 1a4a4a8a |
12 | 1088690b |
13 | 7b46430 |
14 | 5092599 |
15 | 3509402 |
hex | 243d59b |
38000027 has 16 divisors (see below), whose sum is σ = 41879040. Its totient is φ = 34268832.
The previous prime is 38000009. The next prime is 38000047. The reversal of 38000027 is 72000083.
It is not a de Polignac number, because 38000027 - 220 = 36951451 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 37999972 and 38000008.
It is not an unprimeable number, because it can be changed into a prime (38000047) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 167288 + ... + 167514.
It is an arithmetic number, because the mean of its divisors is an integer number (2617440).
Almost surely, 238000027 is an apocalyptic number.
38000027 is a deficient number, since it is larger than the sum of its proper divisors (3879013).
38000027 is a wasteful number, since it uses less digits than its factorization.
38000027 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 482.
The product of its (nonzero) digits is 336, while the sum is 20.
The square root of 38000027 is about 6164.4161929578. The cubic root of 38000027 is about 336.1976203056.
The spelling of 38000027 in words is "thirty-eight million, twenty-seven", and thus it is an aban number and an uban number.
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