Base | Representation |
---|---|
bin | 10101100010101010… |
… | …110100110100001011 |
3 | 2012200222121102121012 |
4 | 111202222310310023 |
5 | 334332314330102 |
6 | 14343105034135 |
7 | 1446121465652 |
oct | 254252646413 |
9 | 65628542535 |
10 | 23130230027 |
11 | 989a459193 |
12 | 459632594b |
13 | 2248058558 |
14 | 1195d0c199 |
15 | 905986752 |
hex | 562ab4d0b |
23130230027 has 2 divisors, whose sum is σ = 23130230028. Its totient is φ = 23130230026.
The previous prime is 23130230021. The next prime is 23130230059. The reversal of 23130230027 is 72003203132.
It is a weak prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-23130230027 is a prime.
It is a super-2 number, since 2×231302300272 (a number of 22 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 23130229984 and 23130230011.
It is not a weakly prime, because it can be changed into another prime (23130230021) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11565115013 + 11565115014.
It is an arithmetic number, because the mean of its divisors is an integer number (11565115014).
Almost surely, 223130230027 is an apocalyptic number.
23130230027 is a deficient number, since it is larger than the sum of its proper divisors (1).
23130230027 is an equidigital number, since it uses as much as digits as its factorization.
23130230027 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 1512, while the sum is 23.
Adding to 23130230027 its reverse (72003203132), we get a palindrome (95133433159).
The spelling of 23130230027 in words is "twenty-three billion, one hundred thirty million, two hundred thirty thousand, twenty-seven".
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