Base | Representation |
---|---|
bin | 1111010001111… |
… | …0100001000011 |
3 | 11110121000101111 |
4 | 3310132201003 |
5 | 112401310011 |
6 | 10205344151 |
7 | 1405511602 |
oct | 364364103 |
9 | 143530344 |
10 | 64088131 |
11 | 331a33a8 |
12 | 19568057 |
13 | 1037b993 |
14 | 8723a39 |
15 | 595e121 |
hex | 3d1e843 |
64088131 has 2 divisors, whose sum is σ = 64088132. Its totient is φ = 64088130.
The previous prime is 64088117. The next prime is 64088203. The reversal of 64088131 is 13188046.
64088131 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 64088131 - 215 = 64055363 is a prime.
It is a super-2 number, since 2×640881312 = 8214577070146322, which contains 22 as substring.
It is a Chen prime.
It is a junction number, because it is equal to n+sod(n) for n = 64088093 and 64088102.
It is not a weakly prime, because it can be changed into another prime (64088111) 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, 32044065 + 32044066.
It is an arithmetic number, because the mean of its divisors is an integer number (32044066).
Almost surely, 264088131 is an apocalyptic number.
64088131 is a deficient number, since it is larger than the sum of its proper divisors (1).
64088131 is an equidigital number, since it uses as much as digits as its factorization.
64088131 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 4608, while the sum is 31.
The square root of 64088131 is about 8005.5062925464. The cubic root of 64088131 is about 400.1835220363.
The spelling of 64088131 in words is "sixty-four million, eighty-eight thousand, one hundred thirty-one".
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