Base | Representation |
---|---|
bin | 10001011100100101000101… |
… | …00011100110010001011010 |
3 | 12000211200201221211211012020 |
4 | 20232102202203212101122 |
5 | 20012034242013104131 |
6 | 213332450544155310 |
7 | 11036543521636635 |
oct | 1056224243462132 |
9 | 160750657754166 |
10 | 38365375128666 |
11 | 11251734093343 |
12 | 4377572608b36 |
13 | 1853abb0918a1 |
14 | 968c73450c1c |
15 | 467e889a6996 |
hex | 22e4a28e645a |
38365375128666 has 32 divisors (see below), whose sum is σ = 81937174924800. Its totient is φ = 11949171339840.
The previous prime is 38365375128649. The next prime is 38365375128713. The reversal of 38365375128666 is 66682157356383.
It is a self number, because there is not a number n which added to its sum of digits gives 38365375128666.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3556295601 + ... + 3556306388.
It is an arithmetic number, because the mean of its divisors is an integer number (2560536716400).
Almost surely, 238365375128666 is an apocalyptic number.
38365375128666 is an abundant number, since it is smaller than the sum of its proper divisors (43571799796134).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
38365375128666 is a wasteful number, since it uses less digits than its factorization.
38365375128666 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7112602054.
The product of its digits is 783820800, while the sum is 69.
The spelling of 38365375128666 in words is "thirty-eight trillion, three hundred sixty-five billion, three hundred seventy-five million, one hundred twenty-eight thousand, six hundred sixty-six".
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