Base | Representation |
---|---|
bin | 1011000001100101101010 |
3 | 12102211110101 |
4 | 23001211222 |
5 | 1214440330 |
6 | 141540014 |
7 | 33364630 |
oct | 13014552 |
9 | 5384411 |
10 | 2890090 |
11 | 16a4405 |
12 | b7460a |
13 | 7a2618 |
14 | 553350 |
15 | 3c14ca |
hex | 2c196a |
2890090 has 64 divisors (see below), whose sum is σ = 6531840. Its totient is φ = 898560.
The previous prime is 2890087. The next prime is 2890091. The reversal of 2890090 is 900982.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2890091) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 54504 + ... + 54556.
It is an arithmetic number, because the mean of its divisors is an integer number (102060).
22890090 is an apocalyptic number.
2890090 is an abundant number, since it is smaller than the sum of its proper divisors (3641750).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2890090 is a wasteful number, since it uses less digits than its factorization.
2890090 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 127.
The product of its (nonzero) digits is 1296, while the sum is 28.
The square root of 2890090 is about 1700.0264703822. The cubic root of 2890090 is about 142.4416915441.
The spelling of 2890090 in words is "two million, eight hundred ninety thousand, ninety".
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