Base | Representation |
---|---|
bin | 1010101011110100100010 |
3 | 12021022011011 |
4 | 22223310202 |
5 | 1204112210 |
6 | 140011134 |
7 | 32543656 |
oct | 12536442 |
9 | 5238134 |
10 | 2800930 |
11 | 1643420 |
12 | b30aaa |
13 | 770b72 |
14 | 52ca66 |
15 | 3a4d8a |
hex | 2abd22 |
2800930 has 16 divisors (see below), whose sum is σ = 5500224. Its totient is φ = 1018480.
The previous prime is 2800927. The next prime is 2800949. The reversal of 2800930 is 390082.
2800930 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (22).
It is a congruent number.
It is an unprimeable number.
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 in 7 ways as a sum of consecutive naturals, for example, 12622 + ... + 12841.
It is an arithmetic number, because the mean of its divisors is an integer number (343764).
22800930 is an apocalyptic number.
2800930 is a deficient number, since it is larger than the sum of its proper divisors (2699294).
2800930 is a wasteful number, since it uses less digits than its factorization.
2800930 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 25481.
The product of its (nonzero) digits is 432, while the sum is 22.
The square root of 2800930 is about 1673.5979206488. The cubic root of 2800930 is about 140.9615776469.
The spelling of 2800930 in words is "two million, eight hundred thousand, nine hundred thirty".
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