Base | Representation |
---|---|
bin | 1000000100010111100000 |
3 | 10222110021211 |
4 | 20010113200 |
5 | 1020140130 |
6 | 113155504 |
7 | 23656204 |
oct | 10042740 |
9 | 3873254 |
10 | 2115040 |
11 | 1215074 |
12 | 85bb94 |
13 | 590905 |
14 | 3d0b04 |
15 | 2bba2a |
hex | 2045e0 |
2115040 has 24 divisors (see below), whose sum is σ = 4997160. Its totient is φ = 845952.
The previous prime is 2115017. The next prime is 2115049. The reversal of 2115040 is 405112.
It is a self number, because there is not a number n which added to its sum of digits gives 2115040.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2115049) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6450 + ... + 6769.
It is an arithmetic number, because the mean of its divisors is an integer number (208215).
22115040 is an apocalyptic number.
2115040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2115040 is an abundant number, since it is smaller than the sum of its proper divisors (2882120).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2115040 is a wasteful number, since it uses less digits than its factorization.
2115040 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13234 (or 13226 counting only the distinct ones).
The product of its (nonzero) digits is 40, while the sum is 13.
The square root of 2115040 is about 1454.3177094432. The cubic root of 2115040 is about 128.3629024273.
The spelling of 2115040 in words is "two million, one hundred fifteen thousand, forty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •