Base | Representation |
---|---|
bin | 10101011011100100… |
… | …000100111001110111 |
3 | 2012101200021221202002 |
4 | 111123210010321313 |
5 | 334111310123112 |
6 | 14323210005515 |
7 | 1443143306024 |
oct | 253344047167 |
9 | 65350257662 |
10 | 23011020407 |
11 | 9839137241 |
12 | 456241689b |
13 | 222944a30b |
14 | 118415a54b |
15 | 8ea28a1c2 |
hex | 55b904e77 |
23011020407 has 2 divisors, whose sum is σ = 23011020408. Its totient is φ = 23011020406.
The previous prime is 23011020397. The next prime is 23011020433. The reversal of 23011020407 is 70402011032.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 23011020407 - 26 = 23011020343 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (23011020457) 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, 11505510203 + 11505510204.
It is an arithmetic number, because the mean of its divisors is an integer number (11505510204).
Almost surely, 223011020407 is an apocalyptic number.
23011020407 is a deficient number, since it is larger than the sum of its proper divisors (1).
23011020407 is an equidigital number, since it uses as much as digits as its factorization.
23011020407 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 336, while the sum is 20.
Adding to 23011020407 its reverse (70402011032), we get a palindrome (93413031439).
The spelling of 23011020407 in words is "twenty-three billion, eleven million, twenty thousand, four hundred seven".
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