Base | Representation |
---|---|
bin | 1010011100000010… |
… | …0000001000001100 |
3 | 21020021022121210210 |
4 | 2213000200020030 |
5 | 21214243123133 |
6 | 1142011002420 |
7 | 126301661262 |
oct | 24700401014 |
9 | 7207277723 |
10 | 2801926668 |
11 | 1208683a82 |
12 | 662439410 |
13 | 358653198 |
14 | 1c81a6432 |
15 | 115eba763 |
hex | a702020c |
2801926668 has 48 divisors (see below), whose sum is σ = 6590191104. Its totient is φ = 926519040.
The previous prime is 2801926651. The next prime is 2801926691. The reversal of 2801926668 is 8666291082.
It is a happy number.
It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1295508 + ... + 1297668.
It is an arithmetic number, because the mean of its divisors is an integer number (137295648).
Almost surely, 22801926668 is an apocalyptic number.
It is an amenable number.
2801926668 is an abundant number, since it is smaller than the sum of its proper divisors (3788264436).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2801926668 is a wasteful number, since it uses less digits than its factorization.
2801926668 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2982 (or 2980 counting only the distinct ones).
The product of its (nonzero) digits is 497664, while the sum is 48.
The square root of 2801926668 is about 52933.2283920034. The cubic root of 2801926668 is about 1409.7829533622.
The spelling of 2801926668 in words is "two billion, eight hundred one million, nine hundred twenty-six thousand, six hundred sixty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.064 sec. • engine limits •