Base | Representation |
---|---|
bin | 10101011101111101… |
… | …110110010111101011 |
3 | 2012111111010221112220 |
4 | 111131331312113223 |
5 | 334202120043201 |
6 | 14331210005123 |
7 | 1444143036540 |
oct | 253575662753 |
9 | 65444127486 |
10 | 23051331051 |
11 | 985996a221 |
12 | 4573a167a3 |
13 | 22348c2378 |
14 | 1189650bc7 |
15 | 8eda9e036 |
hex | 55df765eb |
23051331051 has 16 divisors (see below), whose sum is σ = 35156077824. Its totient is φ = 13160849184.
The previous prime is 23051331049. The next prime is 23051331059. The reversal of 23051331051 is 15013315032.
It is not a de Polignac number, because 23051331051 - 21 = 23051331049 is a prime.
It is not an unprimeable number, because it can be changed into a prime (23051331059) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 447496 + ... + 496341.
It is an arithmetic number, because the mean of its divisors is an integer number (2197254864).
Almost surely, 223051331051 is an apocalyptic number.
23051331051 is a gapful number since it is divisible by the number (21) formed by its first and last digit.
23051331051 is a deficient number, since it is larger than the sum of its proper divisors (12104746773).
23051331051 is a wasteful number, since it uses less digits than its factorization.
23051331051 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 945010.
The product of its (nonzero) digits is 1350, while the sum is 24.
Adding to 23051331051 its reverse (15013315032), we get a palindrome (38064646083).
The spelling of 23051331051 in words is "twenty-three billion, fifty-one million, three hundred thirty-one thousand, fifty-one".
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