Base | Representation |
---|---|
bin | 101011110010… |
… | …0111100011001 |
3 | 1121012101020201 |
4 | 1113210330121 |
5 | 21334122344 |
6 | 2140022201 |
7 | 366065335 |
oct | 127447431 |
9 | 47171221 |
10 | 22957849 |
11 | 11a60632 |
12 | 7831961 |
13 | 49aa835 |
14 | 30987c5 |
15 | 20374d4 |
hex | 15e4f19 |
22957849 has 2 divisors, whose sum is σ = 22957850. Its totient is φ = 22957848.
The previous prime is 22957811. The next prime is 22957877. The reversal of 22957849 is 94875922.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 13927824 + 9030025 = 3732^2 + 3005^2 .
It is a cyclic number.
It is not a de Polignac number, because 22957849 - 27 = 22957721 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 22957799 and 22957808.
It is not a weakly prime, because it can be changed into another prime (22952849) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11478924 + 11478925.
It is an arithmetic number, because the mean of its divisors is an integer number (11478925).
Almost surely, 222957849 is an apocalyptic number.
It is an amenable number.
22957849 is a deficient number, since it is larger than the sum of its proper divisors (1).
22957849 is an equidigital number, since it uses as much as digits as its factorization.
22957849 is an evil number, because the sum of its binary digits is even.
The product of its digits is 362880, while the sum is 46.
The square root of 22957849 is about 4791.4349625138. The cubic root of 22957849 is about 284.2128644496.
The spelling of 22957849 in words is "twenty-two million, nine hundred fifty-seven thousand, eight hundred forty-nine".
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