Base | Representation |
---|---|
bin | 1000101111000101011111 |
3 | 11022100022101 |
4 | 20233011133 |
5 | 1041240030 |
6 | 121025531 |
7 | 25315300 |
oct | 10570537 |
9 | 4270271 |
10 | 2290015 |
11 | 1324582 |
12 | 9252a7 |
13 | 622450 |
14 | 4387a7 |
15 | 3037ca |
hex | 22f15f |
2290015 has 24 divisors (see below), whose sum is σ = 3447360. Its totient is φ = 1447488.
The previous prime is 2290007. The next prime is 2290021. The reversal of 2290015 is 5100922.
It is not a de Polignac number, because 2290015 - 23 = 2290007 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 2289974 and 2290001.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2826 + ... + 3544.
It is an arithmetic number, because the mean of its divisors is an integer number (143640).
22290015 is an apocalyptic number.
2290015 is a deficient number, since it is larger than the sum of its proper divisors (1157345).
2290015 is a wasteful number, since it uses less digits than its factorization.
2290015 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 751 (or 744 counting only the distinct ones).
The product of its (nonzero) digits is 180, while the sum is 19.
The square root of 2290015 is about 1513.2795511735. The cubic root of 2290015 is about 131.8093168110.
Adding to 2290015 its reverse (5100922), we get a palindrome (7390937).
The spelling of 2290015 in words is "two million, two hundred ninety thousand, fifteen".
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