Base | Representation |
---|---|
bin | 10111001110110011101111… |
… | …11100010110010101000100 |
3 | 20200212210210210121020102010 |
4 | 23213121313330112111010 |
5 | 23143444322422434203 |
6 | 300352425143214220 |
7 | 13521603313353216 |
oct | 1347316774262504 |
9 | 220783723536363 |
10 | 51086353327428 |
11 | 153066676a8a91 |
12 | 5890a64447370 |
13 | 226756516bc63 |
14 | c888424d05b6 |
15 | 5d8d17522303 |
hex | 2e7677f16544 |
51086353327428 has 48 divisors (see below), whose sum is σ = 120983237625600. Its totient is φ = 16774260232224.
The previous prime is 51086353327421. The next prime is 51086353327433. The reversal of 51086353327428 is 82472335368015.
It is not an unprimeable number, because it can be changed into a prime (51086353327421) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37801723 + ... + 39129821.
It is an arithmetic number, because the mean of its divisors is an integer number (2520484117200).
Almost surely, 251086353327428 is an apocalyptic number.
It is an amenable number.
51086353327428 is an abundant number, since it is smaller than the sum of its proper divisors (69896884298172).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
51086353327428 is a wasteful number, since it uses less digits than its factorization.
51086353327428 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1376016 (or 1376014 counting only the distinct ones).
The product of its (nonzero) digits is 29030400, while the sum is 57.
The spelling of 51086353327428 in words is "fifty-one trillion, eighty-six billion, three hundred fifty-three million, three hundred twenty-seven thousand, four hundred twenty-eight".
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