Base | Representation |
---|---|
bin | 1000100100010100101011 |
3 | 11020002211122 |
4 | 20210110223 |
5 | 1033332211 |
6 | 120045455 |
7 | 25042622 |
oct | 10442453 |
9 | 4202748 |
10 | 2245931 |
11 | 12a4446 |
12 | 90388b |
13 | 60836c |
14 | 4266b9 |
15 | 2e56db |
hex | 22452b |
2245931 has 2 divisors, whose sum is σ = 2245932. Its totient is φ = 2245930.
The previous prime is 2245889. The next prime is 2245951. The reversal of 2245931 is 1395422.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 2245931 - 214 = 2229547 is a prime.
It is a super-2 number, since 2×22459312 = 10088412113522, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 2245931.
It is not a weakly prime, because it can be changed into another prime (2245951) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1122965 + 1122966.
It is an arithmetic number, because the mean of its divisors is an integer number (1122966).
22245931 is an apocalyptic number.
2245931 is a deficient number, since it is larger than the sum of its proper divisors (1).
2245931 is an equidigital number, since it uses as much as digits as its factorization.
2245931 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 2160, while the sum is 26.
The square root of 2245931 is about 1498.6430528982. The cubic root of 2245931 is about 130.9580309586.
Adding to 2245931 its product of digits (2160), we get a cube (2248091 = 1313).
The spelling of 2245931 in words is "two million, two hundred forty-five thousand, nine hundred thirty-one".
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