Base | Representation |
---|---|
bin | 10101011101100110… |
… | …101010110000101011 |
3 | 2012111001201012122212 |
4 | 111131212222300223 |
5 | 334144041113222 |
6 | 14330431435335 |
7 | 1444040266664 |
oct | 253546526053 |
9 | 65431635585 |
10 | 23045254187 |
11 | 985649961a |
12 | 4571985b4b |
13 | 22335753a7 |
14 | 118890c36b |
15 | 8ed29d6e2 |
hex | 55d9aac2b |
23045254187 has 2 divisors, whose sum is σ = 23045254188. Its totient is φ = 23045254186.
The previous prime is 23045254163. The next prime is 23045254229. The reversal of 23045254187 is 78145254032.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 23045254187 - 26 = 23045254123 is a prime.
It is not a weakly prime, because it can be changed into another prime (23045254487) 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, 11522627093 + 11522627094.
It is an arithmetic number, because the mean of its divisors is an integer number (11522627094).
Almost surely, 223045254187 is an apocalyptic number.
23045254187 is a deficient number, since it is larger than the sum of its proper divisors (1).
23045254187 is an equidigital number, since it uses as much as digits as its factorization.
23045254187 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 268800, while the sum is 41.
The spelling of 23045254187 in words is "twenty-three billion, forty-five million, two hundred fifty-four thousand, one hundred eighty-seven".
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