Base | Representation |
---|---|
bin | 101011101101… |
… | …0100010110101 |
3 | 1121010012211002 |
4 | 1113122202311 |
5 | 21331242003 |
6 | 2135053045 |
7 | 365530214 |
oct | 127324265 |
9 | 47105732 |
10 | 22915253 |
11 | 11a31629 |
12 | 7811185 |
13 | 499432a |
14 | 308707b |
15 | 2029a88 |
hex | 15da8b5 |
22915253 has 2 divisors, whose sum is σ = 22915254. Its totient is φ = 22915252.
The previous prime is 22915229. The next prime is 22915261. The reversal of 22915253 is 35251922.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 19201924 + 3713329 = 4382^2 + 1927^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-22915253 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (22915283) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11457626 + 11457627.
It is an arithmetic number, because the mean of its divisors is an integer number (11457627).
Almost surely, 222915253 is an apocalyptic number.
It is an amenable number.
22915253 is a deficient number, since it is larger than the sum of its proper divisors (1).
22915253 is an equidigital number, since it uses as much as digits as its factorization.
22915253 is an evil number, because the sum of its binary digits is even.
The product of its digits is 5400, while the sum is 29.
The square root of 22915253 is about 4786.9878838368. The cubic root of 22915253 is about 284.0369794141.
It can be divided in two parts, 229152 and 53, that multiplied together give a triangular number (12145056 = T4928).
The spelling of 22915253 in words is "twenty-two million, nine hundred fifteen thousand, two hundred fifty-three".
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