Base | Representation |
---|---|
bin | 1001000100100… |
… | …0000000001100 |
3 | 2122120211002110 |
4 | 2101020000030 |
5 | 34214344120 |
6 | 3435224020 |
7 | 641236314 |
oct | 221100014 |
9 | 78524073 |
10 | 38043660 |
11 | 1a524846 |
12 | 108a8010 |
13 | 7b60255 |
14 | 50a4444 |
15 | 35172e0 |
hex | 244800c |
38043660 has 24 divisors (see below), whose sum is σ = 106522416. Its totient is φ = 10144960.
The previous prime is 38043647. The next prime is 38043701. The reversal of 38043660 is 6634083.
It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.
It is a Harshad number since it is a multiple of its sum of digits (30).
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, 316971 + ... + 317090.
It is an arithmetic number, because the mean of its divisors is an integer number (4438434).
Almost surely, 238043660 is an apocalyptic number.
38043660 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is an amenable number.
38043660 is an abundant number, since it is smaller than the sum of its proper divisors (68478756).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
38043660 is a wasteful number, since it uses less digits than its factorization.
38043660 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 634073 (or 634071 counting only the distinct ones).
The product of its (nonzero) digits is 10368, while the sum is 30.
The square root of 38043660 is about 6167.9542799862. The cubic root of 38043660 is about 336.3262491593.
The spelling of 38043660 in words is "thirty-eight million, forty-three thousand, six hundred sixty".
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