Base | Representation |
---|---|
bin | 101100101111… |
… | …0110100001001 |
3 | 1122010202000000 |
4 | 1121132310021 |
5 | 22001111113 |
6 | 2154433213 |
7 | 403244565 |
oct | 131366411 |
9 | 48122000 |
10 | 23457033 |
11 | 12271686 |
12 | 7a32809 |
13 | 4b23b02 |
14 | 31886a5 |
15 | 20d5373 |
hex | 165ed09 |
23457033 has 28 divisors (see below), whose sum is σ = 36724800. Its totient is φ = 14947416.
The previous prime is 23457029. The next prime is 23457047. The reversal of 23457033 is 33075432.
It is not a de Polignac number, because 23457033 - 22 = 23457029 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
23457033 is a Rhonda number in base 6.
It is a junction number, because it is equal to n+sod(n) for n = 23456988 and 23457006.
It is not an unprimeable number, because it can be changed into a prime (23457013) 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 27 ways as a sum of consecutive naturals, for example, 16068 + ... + 17466.
It is an arithmetic number, because the mean of its divisors is an integer number (1311600).
Almost surely, 223457033 is an apocalyptic number.
23457033 is a gapful number since it is divisible by the number (23) formed by its first and last digit.
It is an amenable number.
23457033 is a deficient number, since it is larger than the sum of its proper divisors (13267767).
23457033 is an equidigital number, since it uses as much as digits as its factorization.
23457033 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1440 (or 1425 counting only the distinct ones).
The product of its (nonzero) digits is 7560, while the sum is 27.
The square root of 23457033 is about 4843.2461221788. The cubic root of 23457033 is about 286.2580397302.
The spelling of 23457033 in words is "twenty-three million, four hundred fifty-seven thousand, thirty-three".
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