Base | Representation |
---|---|
bin | 101100011000… |
… | …1110000101101 |
3 | 1121210100212012 |
4 | 1120301300231 |
5 | 21424204433 |
6 | 2150451005 |
7 | 401545556 |
oct | 130616055 |
9 | 47710765 |
10 | 23272493 |
11 | 12155a72 |
12 | 7963a65 |
13 | 4a8ab0a |
14 | 313b32d |
15 | 209a848 |
hex | 1631c2d |
23272493 has 2 divisors, whose sum is σ = 23272494. Its totient is φ = 23272492.
The previous prime is 23272477. The next prime is 23272547. The reversal of 23272493 is 39427232.
It is a happy number.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 12369289 + 10903204 = 3517^2 + 3302^2 .
It is a cyclic number.
It is not a de Polignac number, because 23272493 - 24 = 23272477 is a prime.
It is a Sophie Germain prime.
It is a Curzon number.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (23272693) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11636246 + 11636247.
It is an arithmetic number, because the mean of its divisors is an integer number (11636247).
Almost surely, 223272493 is an apocalyptic number.
It is an amenable number.
23272493 is a deficient number, since it is larger than the sum of its proper divisors (1).
23272493 is an equidigital number, since it uses as much as digits as its factorization.
23272493 is an evil number, because the sum of its binary digits is even.
The product of its digits is 18144, while the sum is 32.
The square root of 23272493 is about 4824.1572320976. The cubic root of 23272493 is about 285.5053841906.
The spelling of 23272493 in words is "twenty-three million, two hundred seventy-two thousand, four hundred ninety-three".
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