Base | Representation |
---|---|
bin | 1010001111110100… |
… | …0010110010100100 |
3 | 21002200220110010220 |
4 | 2203331002302210 |
5 | 21113134012140 |
6 | 1132540444340 |
7 | 125110315524 |
oct | 24375026244 |
9 | 7080813126 |
10 | 2750688420 |
11 | 1191767a17 |
12 | 6492496b0 |
13 | 34ab532ac |
14 | 1c1469684 |
15 | 111748bd0 |
hex | a3f42ca4 |
2750688420 has 48 divisors (see below), whose sum is σ = 7704231360. Its totient is φ = 733297536.
The previous prime is 2750688403. The next prime is 2750688443. The reversal of 2750688420 is 248860572.
It is a happy number.
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, 342774 + ... + 350706.
It is an arithmetic number, because the mean of its divisors is an integer number (160504820).
Almost surely, 22750688420 is an apocalyptic number.
2750688420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2750688420 is an abundant number, since it is smaller than the sum of its proper divisors (4953542940).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2750688420 is a wasteful number, since it uses less digits than its factorization.
2750688420 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13724 (or 13722 counting only the distinct ones).
The product of its (nonzero) digits is 215040, while the sum is 42.
The square root of 2750688420 is about 52447.0058249277. The cubic root of 2750688420 is about 1401.1365634474.
The spelling of 2750688420 in words is "two billion, seven hundred fifty million, six hundred eighty-eight thousand, four hundred twenty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.075 sec. • engine limits •