Base | Representation |
---|---|
bin | 110000001000011000… |
… | …100100001001100111 |
3 | 11221101200112110121202 |
4 | 300020120210021213 |
5 | 1321320121433212 |
6 | 35424103233115 |
7 | 3506454000653 |
oct | 601030441147 |
9 | 157350473552 |
10 | 51680264807 |
11 | 1aa10186956 |
12 | a02374879b |
13 | 4b47bc9562 |
14 | 2703959a63 |
15 | 152714b0c2 |
hex | c08624267 |
51680264807 has 2 divisors, whose sum is σ = 51680264808. Its totient is φ = 51680264806.
The previous prime is 51680264749. The next prime is 51680264833. The reversal of 51680264807 is 70846208615.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 51680264807 - 26 = 51680264743 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (51680284807) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25840132403 + 25840132404.
It is an arithmetic number, because the mean of its divisors is an integer number (25840132404).
Almost surely, 251680264807 is an apocalyptic number.
51680264807 is a deficient number, since it is larger than the sum of its proper divisors (1).
51680264807 is an equidigital number, since it uses as much as digits as its factorization.
51680264807 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 645120, while the sum is 47.
The spelling of 51680264807 in words is "fifty-one billion, six hundred eighty million, two hundred sixty-four thousand, eight hundred seven".
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