Base | Representation |
---|---|
bin | 10011111100001001010110… |
… | …001000001101010011111011 |
3 | 102111111122221002202200210102 |
4 | 103330021112020031103323 |
5 | 42443303041313220404 |
6 | 510303005403310015 |
7 | 24320555536245356 |
oct | 2374112610152373 |
9 | 374448832680712 |
10 | 87696087241979 |
11 | 25a4077a01a067 |
12 | 9a0410a21b30b |
13 | 39c1923100838 |
14 | 17927285ab29d |
15 | a2129a94e71e |
hex | 4fc25620d4fb |
87696087241979 has 2 divisors, whose sum is σ = 87696087241980. Its totient is φ = 87696087241978.
The previous prime is 87696087241943. The next prime is 87696087241993. The reversal of 87696087241979 is 97914278069678.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 87696087241979 - 240 = 86596575614203 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 87696087241897 and 87696087241906.
It is not a weakly prime, because it can be changed into another prime (87696087141979) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43848043620989 + 43848043620990.
It is an arithmetic number, because the mean of its divisors is an integer number (43848043620990).
Almost surely, 287696087241979 is an apocalyptic number.
87696087241979 is a deficient number, since it is larger than the sum of its proper divisors (1).
87696087241979 is an equidigital number, since it uses as much as digits as its factorization.
87696087241979 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 4608866304, while the sum is 83.
The spelling of 87696087241979 in words is "eighty-seven trillion, six hundred ninety-six billion, eighty-seven million, two hundred forty-one thousand, nine hundred seventy-nine".
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