Base | Representation |
---|---|
bin | 1001001111101… |
… | …0110001010000 |
3 | 2200222000112000 |
4 | 2103322301100 |
5 | 34411312023 |
6 | 3503034000 |
7 | 650406144 |
oct | 223726120 |
9 | 80860460 |
10 | 38775888 |
11 | 1a984998 |
12 | 10b9b900 |
13 | 8058618 |
14 | 5215224 |
15 | 360e243 |
hex | 24fac50 |
38775888 has 40 divisors (see below), whose sum is σ = 111302400. Its totient is φ = 12925152.
The previous prime is 38775887. The next prime is 38775899. The reversal of 38775888 is 88857783.
It is a Harshad number since it is a multiple of its sum of digits (54).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (38775881) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44448 + ... + 45311.
It is an arithmetic number, because the mean of its divisors is an integer number (2782560).
Almost surely, 238775888 is an apocalyptic number.
It is an amenable number.
38775888 is an abundant number, since it is smaller than the sum of its proper divisors (72526512).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
38775888 is a wasteful number, since it uses less digits than its factorization.
38775888 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 89776 (or 89764 counting only the distinct ones).
The product of its digits is 3010560, while the sum is 54.
The square root of 38775888 is about 6227.0288260133. The cubic root of 38775888 is about 338.4703138433.
The spelling of 38775888 in words is "thirty-eight million, seven hundred seventy-five thousand, eight hundred eighty-eight".
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