Base | Representation |
---|---|
bin | 100101100111000000001… |
… | …1001110111010100100011 |
3 | 200022011002111021121221222 |
4 | 1023032000121313110203 |
5 | 1134142102434432211 |
6 | 14554334503205255 |
7 | 1042306431246650 |
oct | 113160031672443 |
9 | 20264074247858 |
10 | 5168999920931 |
11 | 1713184777500 |
12 | 6b595374682b |
13 | 2b6585a84192 |
14 | 13c276690c27 |
15 | 8e6ce3721db |
hex | 4b380677523 |
5168999920931 has 48 divisors (see below), whose sum is σ = 6785180774400. Its totient is φ = 3847226518080.
The previous prime is 5168999920891. The next prime is 5168999920969. The reversal of 5168999920931 is 1390299998615.
It is not a de Polignac number, because 5168999920931 - 26 = 5168999920867 is a prime.
It is a super-2 number, since 2×51689999209312 (a number of 26 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (5168999925931) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 13624910 + ... + 13999148.
It is an arithmetic number, because the mean of its divisors is an integer number (141357932800).
Almost surely, 25168999920931 is an apocalyptic number.
5168999920931 is a deficient number, since it is larger than the sum of its proper divisors (1616180853469).
5168999920931 is a wasteful number, since it uses less digits than its factorization.
5168999920931 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 375000 (or 374989 counting only the distinct ones).
The product of its (nonzero) digits is 85030560, while the sum is 71.
The spelling of 5168999920931 in words is "five trillion, one hundred sixty-eight billion, nine hundred ninety-nine million, nine hundred twenty thousand, nine hundred thirty-one".
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