Base | Representation |
---|---|
bin | 1000101111010100011001 |
3 | 11022101121201 |
4 | 20233110121 |
5 | 1041302334 |
6 | 121034201 |
7 | 25321132 |
oct | 10572431 |
9 | 4271551 |
10 | 2290969 |
11 | 132526a |
12 | 925961 |
13 | 622a05 |
14 | 438c89 |
15 | 303c14 |
hex | 22f519 |
2290969 has 2 divisors, whose sum is σ = 2290970. Its totient is φ = 2290968.
The previous prime is 2290943. The next prime is 2290973. The reversal of 2290969 is 9690922.
2290969 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 1658944 + 632025 = 1288^2 + 795^2 .
It is a cyclic number.
It is not a de Polignac number, because 2290969 - 217 = 2159897 is a prime.
It is a super-2 number, since 2×22909692 = 10497077917922, which contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (2290979) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1145484 + 1145485.
It is an arithmetic number, because the mean of its divisors is an integer number (1145485).
22290969 is an apocalyptic number.
It is an amenable number.
2290969 is a deficient number, since it is larger than the sum of its proper divisors (1).
2290969 is an equidigital number, since it uses as much as digits as its factorization.
2290969 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 17496, while the sum is 37.
The square root of 2290969 is about 1513.5947277921. The cubic root of 2290969 is about 131.8276178018.
The spelling of 2290969 in words is "two million, two hundred ninety thousand, nine hundred sixty-nine".
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