Base | Representation |
---|---|
bin | 110110110101101000… |
… | …011101010010101001 |
3 | 12121222120121020110201 |
4 | 312311220131102221 |
5 | 1431042223403211 |
6 | 43014442312201 |
7 | 4153101344434 |
oct | 666550352251 |
9 | 177876536421 |
10 | 58881856681 |
11 | 22a7630047a |
12 | b4b34b8661 |
13 | 5724bc621b |
14 | 2bc819081b |
15 | 17e94d60c1 |
hex | db5a1d4a9 |
58881856681 has 2 divisors, whose sum is σ = 58881856682. Its totient is φ = 58881856680.
The previous prime is 58881856651. The next prime is 58881856687. The reversal of 58881856681 is 18665818885.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 51646653081 + 7235203600 = 227259^2 + 85060^2 .
It is a cyclic number.
It is not a de Polignac number, because 58881856681 - 221 = 58879759529 is a prime.
It is a super-2 number, since 2×588818566812 (a number of 22 digits) contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (58881856687) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 29440928340 + 29440928341.
It is an arithmetic number, because the mean of its divisors is an integer number (29440928341).
Almost surely, 258881856681 is an apocalyptic number.
It is an amenable number.
58881856681 is a deficient number, since it is larger than the sum of its proper divisors (1).
58881856681 is an equidigital number, since it uses as much as digits as its factorization.
58881856681 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 29491200, while the sum is 64.
The spelling of 58881856681 in words is "fifty-eight billion, eight hundred eighty-one million, eight hundred fifty-six thousand, six hundred eighty-one".
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