Base | Representation |
---|---|
bin | 10110010000010010… |
… | …111000111000000100 |
3 | 2021200022222200210101 |
4 | 112100102320320010 |
5 | 342414300112030 |
6 | 14551051533444 |
7 | 1504105105444 |
oct | 262022707004 |
9 | 67608880711 |
10 | 23895707140 |
11 | a15255a4a8 |
12 | 476a75a284 |
13 | 233a8118a6 |
14 | 122984c124 |
15 | 94cc8e7ca |
hex | 5904b8e04 |
23895707140 has 24 divisors (see below), whose sum is σ = 50547275352. Its totient is φ = 9488513280.
The previous prime is 23895707137. The next prime is 23895707141. The reversal of 23895707140 is 4170759832.
It can be written as a sum of positive squares in 4 ways, for example, as 8364565764 + 15531141376 = 91458^2 + 124624^2 .
It is not an unprimeable number, because it can be changed into a prime (23895707141) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4357791 + ... + 4363270.
It is an arithmetic number, because the mean of its divisors is an integer number (2106136473).
Almost surely, 223895707140 is an apocalyptic number.
23895707140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
23895707140 is an abundant number, since it is smaller than the sum of its proper divisors (26651568212).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23895707140 is a wasteful number, since it uses less digits than its factorization.
23895707140 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8721207 (or 8721205 counting only the distinct ones).
The product of its (nonzero) digits is 423360, while the sum is 46.
The spelling of 23895707140 in words is "twenty-three billion, eight hundred ninety-five million, seven hundred seven thousand, one hundred forty".
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