Base | Representation |
---|---|
bin | 101011110100… |
… | …0000111111001 |
3 | 1121020001010002 |
4 | 1113220013321 |
5 | 21340031443 |
6 | 2140202345 |
7 | 366151322 |
oct | 127500771 |
9 | 47201102 |
10 | 22970873 |
11 | 11a6a3a2 |
12 | 78393b5 |
13 | 49b3743 |
14 | 309d449 |
15 | 203b2b8 |
hex | 15e81f9 |
22970873 has 2 divisors, whose sum is σ = 22970874. Its totient is φ = 22970872.
The previous prime is 22970863. The next prime is 22970881. The reversal of 22970873 is 37807922.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 15147664 + 7823209 = 3892^2 + 2797^2 .
It is a cyclic number.
It is not a de Polignac number, because 22970873 - 26 = 22970809 is a prime.
It is a super-2 number, since 2×229708732 = 1055322012764258, which contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (22970833) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11485436 + 11485437.
It is an arithmetic number, because the mean of its divisors is an integer number (11485437).
Almost surely, 222970873 is an apocalyptic number.
It is an amenable number.
22970873 is a deficient number, since it is larger than the sum of its proper divisors (1).
22970873 is an equidigital number, since it uses as much as digits as its factorization.
22970873 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 42336, while the sum is 38.
The square root of 22970873 is about 4792.7938616218. The cubic root of 22970873 is about 284.2665989930.
The spelling of 22970873 in words is "twenty-two million, nine hundred seventy thousand, eight hundred seventy-three".
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