Base | Representation |
---|---|
bin | 1010111110000110110110 |
3 | 12102002220020 |
4 | 22332012312 |
5 | 1214011310 |
6 | 141350010 |
7 | 33305226 |
oct | 12760666 |
9 | 5362806 |
10 | 2875830 |
11 | 1694721 |
12 | b68306 |
13 | 798c99 |
14 | 54c086 |
15 | 3bc170 |
hex | 2be1b6 |
2875830 has 32 divisors (see below), whose sum is σ = 6947424. Its totient is φ = 761856.
The previous prime is 2875823. The next prime is 2875861. The reversal of 2875830 is 385782.
It is a junction number, because it is equal to n+sod(n) for n = 2875791 and 2875800.
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 15 ways as a sum of consecutive naturals, for example, 7524 + ... + 7896.
It is an arithmetic number, because the mean of its divisors is an integer number (217107).
22875830 is an apocalyptic number.
2875830 is an abundant number, since it is smaller than the sum of its proper divisors (4071594).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2875830 is a wasteful number, since it uses less digits than its factorization.
2875830 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 640.
The product of its (nonzero) digits is 13440, while the sum is 33.
The square root of 2875830 is about 1695.8272317663. The cubic root of 2875830 is about 142.2070312099.
The spelling of 2875830 in words is "two million, eight hundred seventy-five thousand, eight hundred thirty".
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