Base | Representation |
---|---|
bin | 111100101011100100… |
… | …1111011001010111011 |
3 | 110110100121120210100102 |
4 | 1321113021323022323 |
5 | 4113334134111311 |
6 | 135510354030015 |
7 | 12262143151511 |
oct | 1712711731273 |
9 | 413317523312 |
10 | 130311238331 |
11 | 502a032a09a |
12 | 21308b7830b |
13 | c399508a21 |
14 | 64429664b1 |
15 | 35ca34243b |
hex | 1e5727b2bb |
130311238331 has 2 divisors, whose sum is σ = 130311238332. Its totient is φ = 130311238330.
The previous prime is 130311238307. The next prime is 130311238399. The reversal of 130311238331 is 133832113031.
It is a weak prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-130311238331 is a prime.
It is a super-2 number, since 2×1303112383312 (a number of 23 digits) contains 22 as substring.
It is a Sophie Germain prime.
It is a junction number, because it is equal to n+sod(n) for n = 130311238294 and 130311238303.
It is not a weakly prime, because it can be changed into another prime (130311238301) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65155619165 + 65155619166.
It is an arithmetic number, because the mean of its divisors is an integer number (65155619166).
Almost surely, 2130311238331 is an apocalyptic number.
130311238331 is a deficient number, since it is larger than the sum of its proper divisors (1).
130311238331 is an equidigital number, since it uses as much as digits as its factorization.
130311238331 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 3888, while the sum is 29.
The spelling of 130311238331 in words is "one hundred thirty billion, three hundred eleven million, two hundred thirty-eight thousand, three hundred thirty-one".
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