Base | Representation |
---|---|
bin | 101111101111000001… |
… | …001110100101001010 |
3 | 11220022000210101102110 |
4 | 233233001032211022 |
5 | 1314432201413441 |
6 | 35313542243150 |
7 | 3463065622032 |
oct | 575701164512 |
9 | 156260711373 |
10 | 51254716746 |
11 | 1a811a51342 |
12 | 9b251264b6 |
13 | 4aaa9b147c |
14 | 26a32248c2 |
15 | 14eeadcb16 |
hex | bef04e94a |
51254716746 has 16 divisors (see below), whose sum is σ = 108539400384. Its totient is φ = 16079911104.
The previous prime is 51254716703. The next prime is 51254716759. The reversal of 51254716746 is 64761745215.
It is a junction number, because it is equal to n+sod(n) for n = 51254716695 and 51254716704.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 251248510 + ... + 251248713.
It is an arithmetic number, because the mean of its divisors is an integer number (6783712524).
Almost surely, 251254716746 is an apocalyptic number.
51254716746 is an abundant number, since it is smaller than the sum of its proper divisors (57284683638).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
51254716746 is a wasteful number, since it uses less digits than its factorization.
51254716746 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 502497245.
The product of its digits is 1411200, while the sum is 48.
The spelling of 51254716746 in words is "fifty-one billion, two hundred fifty-four million, seven hundred sixteen thousand, seven hundred forty-six".
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