Base | Representation |
---|---|
bin | 1100111000111100… |
… | …01011110100011000 |
3 | 122212021102210212121 |
4 | 12130132023310120 |
5 | 103133023010340 |
6 | 3102402151024 |
7 | 333326045434 |
oct | 63436136430 |
9 | 18767383777 |
10 | 6920125720 |
11 | 2a31259972 |
12 | 1411652474 |
13 | 8638bab61 |
14 | 4990c79c4 |
15 | 2a77dc94a |
hex | 19c78bd18 |
6920125720 has 32 divisors (see below), whose sum is σ = 15584652720. Its totient is φ = 2765495680.
The previous prime is 6920125687. The next prime is 6920125721. The reversal of 6920125720 is 275210296.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (6920125721) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35647 + ... + 122926.
Almost surely, 26920125720 is an apocalyptic number.
It is an amenable number.
6920125720 is an abundant number, since it is smaller than the sum of its proper divisors (8664527000).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
6920125720 is a wasteful number, since it uses less digits than its factorization.
6920125720 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 159675 (or 159671 counting only the distinct ones).
The product of its (nonzero) digits is 15120, while the sum is 34.
The square root of 6920125720 is about 83187.2930200280. The cubic root of 6920125720 is about 1905.6274270141.
The spelling of 6920125720 in words is "six billion, nine hundred twenty million, one hundred twenty-five thousand, seven hundred twenty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.083 sec. • engine limits •