Base | Representation |
---|---|
bin | 101111101001100111… |
… | …011010001101101011 |
3 | 11220001201012200021102 |
4 | 233221213122031223 |
5 | 1314241000000241 |
6 | 35300543232015 |
7 | 3460615233116 |
oct | 575147321553 |
9 | 156051180242 |
10 | 51164062571 |
11 | 1a775863536 |
12 | 9aba8a860b |
13 | 4a94c9084b |
14 | 269518757d |
15 | 14e6b8239b |
hex | be99da36b |
51164062571 has 2 divisors, whose sum is σ = 51164062572. Its totient is φ = 51164062570.
The previous prime is 51164062531. The next prime is 51164062589. The reversal of 51164062571 is 17526046115.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 51164062571 - 26 = 51164062507 is a prime.
It is a super-2 number, since 2×511640625712 (a number of 22 digits) contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (51164062531) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25582031285 + 25582031286.
It is an arithmetic number, because the mean of its divisors is an integer number (25582031286).
Almost surely, 251164062571 is an apocalyptic number.
51164062571 is a deficient number, since it is larger than the sum of its proper divisors (1).
51164062571 is an equidigital number, since it uses as much as digits as its factorization.
51164062571 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 50400, while the sum is 38.
The spelling of 51164062571 in words is "fifty-one billion, one hundred sixty-four million, sixty-two thousand, five hundred seventy-one".
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