Base | Representation |
---|---|
bin | 101100010111… |
… | …1110111011011 |
3 | 1121202222012201 |
4 | 1120233313123 |
5 | 21423432411 |
6 | 2150351031 |
7 | 401514130 |
oct | 130576733 |
9 | 47688181 |
10 | 23264731 |
11 | 12150156 |
12 | 795b477 |
13 | 4a87419 |
14 | 3138587 |
15 | 20983c1 |
hex | 162fddb |
23264731 has 8 divisors (see below), whose sum is σ = 26758880. Its totient is φ = 19813248.
The previous prime is 23264719. The next prime is 23264737. The reversal of 23264731 is 13746232.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 23264731 - 215 = 23231963 is a prime.
It is a super-2 number, since 2×232647312 = 1082495417004722, 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 23264731.
It is not an unprimeable number, because it can be changed into a prime (23264737) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9486 + ... + 11683.
It is an arithmetic number, because the mean of its divisors is an integer number (3344860).
Almost surely, 223264731 is an apocalyptic number.
23264731 is a deficient number, since it is larger than the sum of its proper divisors (3494149).
23264731 is a wasteful number, since it uses less digits than its factorization.
23264731 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 21333.
The product of its digits is 6048, while the sum is 28.
The square root of 23264731 is about 4823.3526721566. The cubic root of 23264731 is about 285.4736394292.
The spelling of 23264731 in words is "twenty-three million, two hundred sixty-four thousand, seven hundred thirty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.074 sec. • engine limits •