Base | Representation |
---|---|
bin | 10111010100101011110010… |
… | …01100100000101011000100 |
3 | 20201121002220110212021002120 |
4 | 23222111321030200223010 |
5 | 23210301302334213403 |
6 | 301025254032205540 |
7 | 13542311226164535 |
oct | 1352257114405304 |
9 | 221532813767076 |
10 | 51288237804228 |
11 | 15384246182527 |
12 | 59040070998b0 |
13 | 22805c9a18159 |
14 | c9451499868c |
15 | 5de1d1139e53 |
hex | 2ea579320ac4 |
51288237804228 has 24 divisors (see below), whose sum is σ = 119677472867232. Its totient is φ = 17095376697984.
The previous prime is 51288237804203. The next prime is 51288237804229. The reversal of 51288237804228 is 82240873288215.
It is not an unprimeable number, because it can be changed into a prime (51288237804229) 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, 87517050 + ... + 88101137.
It is an arithmetic number, because the mean of its divisors is an integer number (4986561369468).
Almost surely, 251288237804228 is an apocalyptic number.
It is an amenable number.
51288237804228 is an abundant number, since it is smaller than the sum of its proper divisors (68389235063004).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
51288237804228 is a wasteful number, since it uses less digits than its factorization.
51288237804228 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 175642531 (or 175642529 counting only the distinct ones).
The product of its (nonzero) digits is 27525120, while the sum is 60.
The spelling of 51288237804228 in words is "fifty-one trillion, two hundred eighty-eight billion, two hundred thirty-seven million, eight hundred four thousand, two hundred twenty-eight".
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