Base | Representation |
---|---|
bin | 101111001110111111… |
… | …000111010111000011 |
3 | 11211220120112101020011 |
4 | 233032333013113003 |
5 | 1312332111320341 |
6 | 35144343325351 |
7 | 3443551603663 |
oct | 571677072703 |
9 | 154816471204 |
10 | 50717291971 |
11 | 1a566653135 |
12 | 99b5150857 |
13 | 4a23554a48 |
14 | 2651aca1a3 |
15 | 14bc830b81 |
hex | bcefc75c3 |
50717291971 has 2 divisors, whose sum is σ = 50717291972. Its totient is φ = 50717291970.
The previous prime is 50717291941. The next prime is 50717292029. The reversal of 50717291971 is 17919271705.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 50717291971 - 25 = 50717291939 is a prime.
It is a super-2 number, since 2×507172919712 (a number of 22 digits) contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (50717291941) 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 as a sum of consecutive naturals, namely, 25358645985 + 25358645986.
It is an arithmetic number, because the mean of its divisors is an integer number (25358645986).
Almost surely, 250717291971 is an apocalyptic number.
50717291971 is a deficient number, since it is larger than the sum of its proper divisors (1).
50717291971 is an equidigital number, since it uses as much as digits as its factorization.
50717291971 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 277830, while the sum is 49.
The spelling of 50717291971 in words is "fifty billion, seven hundred seventeen million, two hundred ninety-one thousand, nine hundred seventy-one".
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