Base | Representation |
---|---|
bin | 1000000111100011000110 |
3 | 11000010011102 |
4 | 20013203012 |
5 | 1021044240 |
6 | 113340102 |
7 | 24042200 |
oct | 10074306 |
9 | 4003142 |
10 | 2128070 |
11 | 122393a |
12 | 867632 |
13 | 596819 |
14 | 3d5770 |
15 | 2c0815 |
hex | 2078c6 |
2128070 has 48 divisors (see below), whose sum is σ = 4604688. Its totient is φ = 705600.
The previous prime is 2128067. The next prime is 2128099. The reversal of 2128070 is 708212.
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 21020 + ... + 21120.
It is an arithmetic number, because the mean of its divisors is an integer number (95931).
22128070 is an apocalyptic number.
2128070 is an abundant number, since it is smaller than the sum of its proper divisors (2476618).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2128070 is a wasteful number, since it uses less digits than its factorization.
2128070 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 165 (or 158 counting only the distinct ones).
The product of its (nonzero) digits is 224, while the sum is 20.
The square root of 2128070 is about 1458.7905949793. The cubic root of 2128070 is about 128.6259621691.
The spelling of 2128070 in words is "two million, one hundred twenty-eight thousand, seventy".
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