Base | Representation |
---|---|
bin | 111110010011110… |
… | …1101111110100100 |
3 | 12101201011222012100 |
4 | 1330213231332210 |
5 | 13240220133344 |
6 | 543244452100 |
7 | 102545252055 |
oct | 17447557644 |
9 | 5351158170 |
10 | 2090786724 |
11 | 983216014 |
12 | 4a424a030 |
13 | 274213410 |
14 | 15b96c72c |
15 | c3847569 |
hex | 7c9edfa4 |
2090786724 has 144 divisors (see below), whose sum is σ = 5832066240. Its totient is φ = 627644160.
The previous prime is 2090786707. The next prime is 2090786743. The reversal of 2090786724 is 4276870902.
It is a self number, because there is not a number n which added to its sum of digits gives 2090786724.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4107382 + ... + 4107890.
It is an arithmetic number, because the mean of its divisors is an integer number (40500460).
Almost surely, 22090786724 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2090786724, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2916033120).
2090786724 is an abundant number, since it is smaller than the sum of its proper divisors (3741279516).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2090786724 is a wasteful number, since it uses less digits than its factorization.
2090786724 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 730 (or 725 counting only the distinct ones).
The product of its (nonzero) digits is 338688, while the sum is 45.
The square root of 2090786724 is about 45725.1213667061. The cubic root of 2090786724 is about 1278.7036688551.
The spelling of 2090786724 in words is "two billion, ninety million, seven hundred eighty-six thousand, seven hundred twenty-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.065 sec. • engine limits •