Base | Representation |
---|---|
bin | 1000001011101000010110 |
3 | 11000222002200 |
4 | 20023220112 |
5 | 1022113130 |
6 | 113545330 |
7 | 24142014 |
oct | 10135026 |
9 | 4028080 |
10 | 2144790 |
11 | 123545a |
12 | 875246 |
13 | 5a130b |
14 | 3db8b4 |
15 | 2c5760 |
hex | 20ba16 |
2144790 has 24 divisors (see below), whose sum is σ = 5576688. Its totient is φ = 571920.
The previous prime is 2144789. The next prime is 2144801. The reversal of 2144790 is 974412.
It is a happy number.
It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.
It is a zygodrome in base 3.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11826 + ... + 12005.
It is an arithmetic number, because the mean of its divisors is an integer number (232362).
22144790 is an apocalyptic number.
2144790 is an abundant number, since it is smaller than the sum of its proper divisors (3431898).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2144790 is a wasteful number, since it uses less digits than its factorization.
2144790 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 23844 (or 23841 counting only the distinct ones).
The product of its (nonzero) digits is 2016, while the sum is 27.
The square root of 2144790 is about 1464.5101570150. The cubic root of 2144790 is about 128.9619501985.
The spelling of 2144790 in words is "two million, one hundred forty-four thousand, seven hundred ninety".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •