Base | Representation |
---|---|
bin | 101100110110… |
… | …0100010010000 |
3 | 1122020121002110 |
4 | 1121230202100 |
5 | 22004410412 |
6 | 2155545320 |
7 | 403600461 |
oct | 131544220 |
9 | 48217073 |
10 | 23513232 |
11 | 122aa926 |
12 | 7a5b240 |
13 | 4b43572 |
14 | 31a0d68 |
15 | 20e6d3c |
hex | 166c890 |
23513232 has 40 divisors (see below), whose sum is σ = 60933600. Its totient is φ = 7813120.
The previous prime is 23513201. The next prime is 23513233. The reversal of 23513232 is 23231532.
It is a junction number, because it is equal to n+sod(n) for n = 23513199 and 23513208.
It is not an unprimeable number, because it can be changed into a prime (23513233) 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, 21007 + ... + 22097.
It is an arithmetic number, because the mean of its divisors is an integer number (1523340).
Almost surely, 223513232 is an apocalyptic number.
It is an amenable number.
23513232 is an abundant number, since it is smaller than the sum of its proper divisors (37420368).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23513232 is a wasteful number, since it uses less digits than its factorization.
23513232 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1551 (or 1545 counting only the distinct ones).
The product of its digits is 1080, while the sum is 21.
The square root of 23513232 is about 4849.0444419494. The cubic root of 23513232 is about 286.4864656795.
Adding to 23513232 its reverse (23231532), we get a palindrome (46744764).
The spelling of 23513232 in words is "twenty-three million, five hundred thirteen thousand, two hundred thirty-two".
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