Base | Representation |
---|---|
bin | 101100110000… |
… | …0101011001001 |
3 | 1122011010110002 |
4 | 1121200223021 |
5 | 22001332044 |
6 | 2154532345 |
7 | 403306025 |
oct | 131405311 |
9 | 48133402 |
10 | 23464649 |
11 | 1227737a |
12 | 7a370b5 |
13 | 4b27410 |
14 | 318b385 |
15 | 20d774e |
hex | 1660ac9 |
23464649 has 4 divisors (see below), whose sum is σ = 25269636. Its totient is φ = 21659664.
The previous prime is 23464633. The next prime is 23464667. The reversal of 23464649 is 94646432.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 3822025 + 19642624 = 1955^2 + 4432^2 .
It is not a de Polignac number, because 23464649 - 24 = 23464633 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (23464699) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 902474 + ... + 902499.
It is an arithmetic number, because the mean of its divisors is an integer number (6317409).
Almost surely, 223464649 is an apocalyptic number.
It is an amenable number.
23464649 is a deficient number, since it is larger than the sum of its proper divisors (1804987).
23464649 is a wasteful number, since it uses less digits than its factorization.
23464649 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1804986.
The product of its digits is 124416, while the sum is 38.
The square root of 23464649 is about 4844.0323079022. The cubic root of 23464649 is about 286.2890170114.
The spelling of 23464649 in words is "twenty-three million, four hundred sixty-four thousand, six hundred forty-nine".
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