Base | Representation |
---|---|
bin | 1000000010111011010100 |
3 | 10222011012022 |
4 | 20002323110 |
5 | 1014443030 |
6 | 113112312 |
7 | 23633045 |
oct | 10027324 |
9 | 3864168 |
10 | 2109140 |
11 | 12106a0 |
12 | 858698 |
13 | 58b017 |
14 | 3cc8cc |
15 | 2b9de5 |
hex | 202ed4 |
2109140 has 24 divisors (see below), whose sum is σ = 4832352. Its totient is φ = 766880.
The previous prime is 2109127. The next prime is 2109161. The reversal of 2109140 is 419012.
It is a happy number.
It is a congruent 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, 4574 + ... + 5013.
It is an arithmetic number, because the mean of its divisors is an integer number (201348).
22109140 is an apocalyptic number.
2109140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2109140 is an abundant number, since it is smaller than the sum of its proper divisors (2723212).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2109140 is a wasteful number, since it uses less digits than its factorization.
2109140 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9607 (or 9605 counting only the distinct ones).
The product of its (nonzero) digits is 72, while the sum is 17.
The square root of 2109140 is about 1452.2878502556. The cubic root of 2109140 is about 128.2434332242.
The spelling of 2109140 in words is "two million, one hundred nine thousand, one hundred forty".
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