Base | Representation |
---|---|
bin | 1011000011010011000010 |
3 | 12110012001122 |
4 | 23003103002 |
5 | 1220201330 |
6 | 142032242 |
7 | 33424220 |
oct | 13032302 |
9 | 5405048 |
10 | 2897090 |
11 | 16a9699 |
12 | b78682 |
13 | 7a5871 |
14 | 555b10 |
15 | 3c35e5 |
hex | 2c34c2 |
2897090 has 16 divisors (see below), whose sum is σ = 5959872. Its totient is φ = 993264.
The previous prime is 2897087. The next prime is 2897093. The reversal of 2897090 is 907982.
It is an interprime number because it is at equal distance from previous prime (2897087) and next prime (2897093).
It is a Harshad number since it is a multiple of its sum of digits (35).
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 2897090.
It is not an unprimeable number, because it can be changed into a prime (2897093) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20624 + ... + 20763.
It is an arithmetic number, because the mean of its divisors is an integer number (372492).
22897090 is an apocalyptic number.
2897090 is an abundant number, since it is smaller than the sum of its proper divisors (3062782).
2897090 is a wasteful number, since it uses less digits than its factorization.
2897090 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 41401.
The product of its (nonzero) digits is 9072, while the sum is 35.
The square root of 2897090 is about 1702.0840167277. The cubic root of 2897090 is about 142.5566000664.
The spelling of 2897090 in words is "two million, eight hundred ninety-seven thousand, ninety".
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