Base | Representation |
---|---|
bin | 10101011011101100… |
… | …101000010010111101 |
3 | 2012101211111212100111 |
4 | 111123230220102331 |
5 | 334112343400100 |
6 | 14323330030021 |
7 | 1443201334561 |
oct | 253354502275 |
9 | 65354455314 |
10 | 23013262525 |
11 | 983a428830 |
12 | 4563118311 |
13 | 2229a53a06 |
14 | 11845816a1 |
15 | 8ea57e6ba |
hex | 55bb284bd |
23013262525 has 24 divisors (see below), whose sum is σ = 32961890304. Its totient is φ = 15752390400.
The previous prime is 23013262507. The next prime is 23013262529. The reversal of 23013262525 is 52526231032.
It is not a de Polignac number, because 23013262525 - 231 = 20865778877 is a prime.
It is a super-2 number, since 2×230132625252 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23013262529) by changing a digit.
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 23 ways as a sum of consecutive naturals, for example, 2456637 + ... + 2465986.
It is an arithmetic number, because the mean of its divisors is an integer number (1373412096).
Almost surely, 223013262525 is an apocalyptic number.
23013262525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
23013262525 is a deficient number, since it is larger than the sum of its proper divisors (9948627779).
23013262525 is a wasteful number, since it uses less digits than its factorization.
23013262525 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4922661 (or 4922656 counting only the distinct ones).
The product of its (nonzero) digits is 21600, while the sum is 31.
Adding to 23013262525 its reverse (52526231032), we get a palindrome (75539493557).
The spelling of 23013262525 in words is "twenty-three billion, thirteen million, two hundred sixty-two thousand, five hundred twenty-five".
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