Base | Representation |
---|---|
bin | 101001011010010101… |
… | …1011010011010111001 |
3 | 22111112201122211200121 |
4 | 1102310223122122321 |
5 | 2424112220001314 |
6 | 104504255533241 |
7 | 6265532561536 |
oct | 1226453323271 |
9 | 274481584617 |
10 | 88930625209 |
11 | 34796023a78 |
12 | 1529a82a221 |
13 | 850340502a |
14 | 4438c91d8d |
15 | 24a7544d24 |
hex | 14b4ada6b9 |
88930625209 has 2 divisors, whose sum is σ = 88930625210. Its totient is φ = 88930625208.
The previous prime is 88930625159. The next prime is 88930625227. The reversal of 88930625209 is 90252603988.
It is a happy number.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 60277615225 + 28653009984 = 245515^2 + 169272^2 .
It is a cyclic number.
It is not a de Polignac number, because 88930625209 - 231 = 86783141561 is a prime.
It is a super-2 number, since 2×889306252092 (a number of 23 digits) contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (88930625279) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44465312604 + 44465312605.
It is an arithmetic number, because the mean of its divisors is an integer number (44465312605).
Almost surely, 288930625209 is an apocalyptic number.
It is an amenable number.
88930625209 is a deficient number, since it is larger than the sum of its proper divisors (1).
88930625209 is an equidigital number, since it uses as much as digits as its factorization.
88930625209 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 1866240, while the sum is 52.
The spelling of 88930625209 in words is "eighty-eight billion, nine hundred thirty million, six hundred twenty-five thousand, two hundred nine".
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