Base | Representation |
---|---|
bin | 1011000001110001101100 |
3 | 12102212111220 |
4 | 23001301230 |
5 | 1220001420 |
6 | 141543340 |
7 | 33400110 |
oct | 13016154 |
9 | 5385456 |
10 | 2890860 |
11 | 16a4a45 |
12 | b74b50 |
13 | 7a2a8b |
14 | 553740 |
15 | 3c1840 |
hex | 2c1c6c |
2890860 has 48 divisors (see below), whose sum is σ = 9252096. Its totient is φ = 660672.
The previous prime is 2890813. The next prime is 2890861. The reversal of 2890860 is 680982.
It is not an unprimeable number, because it can be changed into a prime (2890861) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3022 + ... + 3861.
It is an arithmetic number, because the mean of its divisors is an integer number (192752).
22890860 is an apocalyptic number.
2890860 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2890860 is an abundant number, since it is smaller than the sum of its proper divisors (6361236).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2890860 is a wasteful number, since it uses less digits than its factorization.
2890860 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6902 (or 6900 counting only the distinct ones).
The product of its (nonzero) digits is 6912, while the sum is 33.
The square root of 2890860 is about 1700.2529223618. The cubic root of 2890860 is about 142.4543405577.
The spelling of 2890860 in words is "two million, eight hundred ninety thousand, eight hundred sixty".
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