Base | Representation |
---|---|
bin | 10101101010001001… |
… | …111111010001000111 |
3 | 2020000201222001211120 |
4 | 111222021333101013 |
5 | 340111443333230 |
6 | 14403353205023 |
7 | 1452205243155 |
oct | 255211772107 |
9 | 66021861746 |
10 | 23255839815 |
11 | 995435172a |
12 | 4610400773 |
13 | 2268097980 |
14 | 11a88883d5 |
15 | 9119e9310 |
hex | 56a27f447 |
23255839815 has 32 divisors (see below), whose sum is σ = 40164719616. Its totient is φ = 11422423680.
The previous prime is 23255839781. The next prime is 23255839891. The reversal of 23255839815 is 51893855232.
It is not a de Polignac number, because 23255839815 - 26 = 23255839751 is a prime.
It is a congruent number.
It is an unprimeable number.
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 in 31 ways as a sum of consecutive naturals, for example, 54309 + ... + 222398.
It is an arithmetic number, because the mean of its divisors is an integer number (1255147488).
Almost surely, 223255839815 is an apocalyptic number.
23255839815 is a deficient number, since it is larger than the sum of its proper divisors (16908879801).
23255839815 is a wasteful number, since it uses less digits than its factorization.
23255839815 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 277159.
The product of its digits is 2592000, while the sum is 51.
The spelling of 23255839815 in words is "twenty-three billion, two hundred fifty-five million, eight hundred thirty-nine thousand, eight hundred fifteen".
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