Base | Representation |
---|---|
bin | 1010101001111100100111… |
… | …01111100100010101110110 |
3 | 10001222000212021202100020010 |
4 | 11110332103233210111312 |
5 | 11032400230440220204 |
6 | 121500143310521050 |
7 | 4635605020001055 |
oct | 524762357442566 |
9 | 101860767670203 |
10 | 23431525320054 |
11 | 7514288203725 |
12 | 276522a506186 |
13 | 100c7778330b7 |
14 | 5b014017639c |
15 | 2a9793998d89 |
hex | 154f93be4576 |
23431525320054 has 16 divisors (see below), whose sum is σ = 48479017903920. Its totient is φ = 7541180562720.
The previous prime is 23431525320053. The next prime is 23431525320089. The reversal of 23431525320054 is 45002352513432.
It is a junction number, because it is equal to n+sod(n) for n = 23431525319994 and 23431525320021.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23431525320053) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 67331969137 + ... + 67331969484.
It is an arithmetic number, because the mean of its divisors is an integer number (3029938618995).
Almost surely, 223431525320054 is an apocalyptic number.
23431525320054 is an abundant number, since it is smaller than the sum of its proper divisors (25047492583866).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23431525320054 is a wasteful number, since it uses less digits than its factorization.
23431525320054 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 134663938655.
The product of its (nonzero) digits is 432000, while the sum is 39.
Adding to 23431525320054 its reverse (45002352513432), we get a palindrome (68433877833486).
The spelling of 23431525320054 in words is "twenty-three trillion, four hundred thirty-one billion, five hundred twenty-five million, three hundred twenty thousand, fifty-four".
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