Base | Representation |
---|---|
bin | 10101100011010101… |
… | …111011111000010011 |
3 | 2012201202212120211111 |
4 | 111203111323320103 |
5 | 334343212444110 |
6 | 14344151154151 |
7 | 1446316524601 |
oct | 254325737023 |
9 | 65652776744 |
10 | 23141531155 |
11 | 98a5877966 |
12 | 459a075957 |
13 | 224a4b4402 |
14 | 1197610871 |
15 | 906969e8a |
hex | 56357be13 |
23141531155 has 16 divisors (see below), whose sum is σ = 28763529984. Its totient is φ = 17854842240.
The previous prime is 23141531113. The next prime is 23141531173. The reversal of 23141531155 is 55113514132.
It is not a de Polignac number, because 23141531155 - 211 = 23141529107 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (31).
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 209364 + ... + 300193.
It is an arithmetic number, because the mean of its divisors is an integer number (1797720624).
Almost surely, 223141531155 is an apocalyptic number.
23141531155 is a deficient number, since it is larger than the sum of its proper divisors (5621998829).
23141531155 is a wasteful number, since it uses less digits than its factorization.
23141531155 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 509886.
The product of its digits is 9000, while the sum is 31.
The spelling of 23141531155 in words is "twenty-three billion, one hundred forty-one million, five hundred thirty-one thousand, one hundred fifty-five".
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