Base | Representation |
---|---|
bin | 100011101111010111… |
… | …011110010100100100 |
3 | 10200001110112211101202 |
4 | 203233113132110210 |
5 | 1112043131142000 |
6 | 25343551142032 |
7 | 2525661420212 |
oct | 435727362444 |
9 | 120043484352 |
10 | 38375646500 |
11 | 15303063234 |
12 | 752bb14918 |
13 | 38076a0949 |
14 | 1c00977cb2 |
15 | ee90c6dd5 |
hex | 8ef5de524 |
38375646500 has 24 divisors (see below), whose sum is σ = 83812413048. Its totient is φ = 15350258400.
The previous prime is 38375646493. The next prime is 38375646503. The reversal of 38375646500 is 564657383.
It can be written as a sum of positive squares in 4 ways, for example, as 1674282724 + 36701363776 = 40918^2 + 191576^2 .
It is a hoax number, since the sum of its digits (47) coincides with the sum of the digits of its distinct prime factors.
It is not an unprimeable number, because it can be changed into a prime (38375646503) 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, 38375147 + ... + 38376146.
It is an arithmetic number, because the mean of its divisors is an integer number (3492183877).
Almost surely, 238375646500 is an apocalyptic number.
It is an amenable number.
38375646500 is an abundant number, since it is smaller than the sum of its proper divisors (45436766548).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
38375646500 is a wasteful number, since it uses less digits than its factorization.
38375646500 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 76751312 (or 76751300 counting only the distinct ones).
The product of its (nonzero) digits is 1814400, while the sum is 47.
The spelling of 38375646500 in words is "thirty-eight billion, three hundred seventy-five million, six hundred forty-six thousand, five hundred".
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