Base | Representation |
---|---|
bin | 1000001000001000011010 |
3 | 11000020102212 |
4 | 20020020122 |
5 | 1021133313 |
6 | 113355122 |
7 | 24052151 |
oct | 10101032 |
9 | 4006385 |
10 | 2130458 |
11 | 1225710 |
12 | 868aa2 |
13 | 597935 |
14 | 3d6598 |
15 | 2c13a8 |
hex | 20821a |
2130458 has 16 divisors (see below), whose sum is σ = 3512160. Its totient is φ = 961200.
The previous prime is 2130439. The next prime is 2130461. The reversal of 2130458 is 8540312.
It is a Curzon number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3668 + ... + 4208.
It is an arithmetic number, because the mean of its divisors is an integer number (219510).
22130458 is an apocalyptic number.
2130458 is a deficient number, since it is larger than the sum of its proper divisors (1381702).
2130458 is a wasteful number, since it uses less digits than its factorization.
2130458 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 733.
The product of its (nonzero) digits is 960, while the sum is 23.
The square root of 2130458 is about 1459.6088517134. The cubic root of 2130458 is about 128.6740564481.
The spelling of 2130458 in words is "two million, one hundred thirty thousand, four hundred fifty-eight".
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