Base | Representation |
---|---|
bin | 10111100101101100100100… |
… | …01100110110011010001001 |
3 | 20210122222200201201120011000 |
4 | 23302312102030312122021 |
5 | 23244340414324012123 |
6 | 302154004535325213 |
7 | 13632453445260153 |
oct | 1362662214663211 |
9 | 223588621646130 |
10 | 51872772875913 |
11 | 1558a134a71530 |
12 | 599935a820809 |
13 | 22c3773703ab2 |
14 | cb4926d91ad3 |
15 | 5ee4e3456b43 |
hex | 2f2d92336689 |
51872772875913 has 64 divisors (see below), whose sum is σ = 84737028096000. Its totient is φ = 31101121558080.
The previous prime is 51872772875893. The next prime is 51872772875969. The reversal of 51872772875913 is 31957827727815.
51872772875913 is a `hidden beast` number, since 5 + 1 + 8 + 7 + 2 + 7 + 7 + 28 + 7 + 591 + 3 = 666.
51872772875913 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 51872772875913 - 233 = 51864182941321 is a prime.
It is not an unprimeable number, because it can be changed into a prime (51872772875213) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 11193670 + ... + 15134192.
It is an arithmetic number, because the mean of its divisors is an integer number (1324016064000).
Almost surely, 251872772875913 is an apocalyptic number.
It is an amenable number.
51872772875913 is a deficient number, since it is larger than the sum of its proper divisors (32864255220087).
51872772875913 is a wasteful number, since it uses less digits than its factorization.
51872772875913 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3941019 (or 3941013 counting only the distinct ones).
The product of its digits is 414892800, while the sum is 72.
The spelling of 51872772875913 in words is "fifty-one trillion, eight hundred seventy-two billion, seven hundred seventy-two million, eight hundred seventy-five thousand, nine hundred thirteen".
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