Base | Representation |
---|---|
bin | 101100010101… |
… | …1111010010011 |
3 | 1121202010222201 |
4 | 1120223322103 |
5 | 21422423111 |
6 | 2150144031 |
7 | 401415655 |
oct | 130537223 |
9 | 47663881 |
10 | 23248531 |
11 | 12139a69 |
12 | 7952017 |
13 | 4a7cc37 |
14 | 31326d5 |
15 | 20936c1 |
hex | 162be93 |
23248531 has 6 divisors (see below), whose sum is σ = 23605260. Its totient is φ = 22897116.
The previous prime is 23248523. The next prime is 23248541. The reversal of 23248531 is 13584232.
It is not a de Polignac number, because 23248531 - 23 = 23248523 is a prime.
It is a super-2 number, since 2×232485312 = 1080988387315922, which contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 23248531.
It is not an unprimeable number, because it can be changed into a prime (23248541) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1900 + ... + 7078.
It is an arithmetic number, because the mean of its divisors is an integer number (3934210).
Almost surely, 223248531 is an apocalyptic number.
23248531 is a deficient number, since it is larger than the sum of its proper divisors (356729).
23248531 is an frugal number, since it uses more digits than its factorization.
23248531 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5313 (or 5246 counting only the distinct ones).
The product of its digits is 5760, while the sum is 28.
The square root of 23248531 is about 4821.6730498863. The cubic root of 23248531 is about 285.4073624710.
The spelling of 23248531 in words is "twenty-three million, two hundred forty-eight thousand, five hundred thirty-one".
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