Base | Representation |
---|---|
bin | 1001001100110… |
… | …0011000011000 |
3 | 2200121100212200 |
4 | 2103030120120 |
5 | 34334222010 |
6 | 3455010200 |
7 | 645655164 |
oct | 223143030 |
9 | 80540780 |
10 | 38585880 |
11 | 1a865163 |
12 | 10b09960 |
13 | 7cbcca8 |
14 | 51a5ca4 |
15 | 35c2cc0 |
hex | 24cc618 |
38585880 has 48 divisors (see below), whose sum is σ = 125405280. Its totient is φ = 10289472.
The previous prime is 38585867. The next prime is 38585887. The reversal of 38585880 is 8858583.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (38585887) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 53232 + ... + 53951.
It is an arithmetic number, because the mean of its divisors is an integer number (2612610).
Almost surely, 238585880 is an apocalyptic number.
38585880 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is an amenable number.
38585880 is an abundant number, since it is smaller than the sum of its proper divisors (86819400).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
38585880 is a wasteful number, since it uses less digits than its factorization.
38585880 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 107200 (or 107193 counting only the distinct ones).
The product of its (nonzero) digits is 307200, while the sum is 45.
The square root of 38585880 is about 6211.7533756581. The cubic root of 38585880 is about 337.9165556182.
The spelling of 38585880 in words is "thirty-eight million, five hundred eighty-five thousand, eight hundred eighty".
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