Base | Representation |
---|---|
bin | 10110101101001… |
… | …001001110011100 |
3 | 222112210101212101 |
4 | 112231021032130 |
5 | 1240004324040 |
6 | 101444414444 |
7 | 12303606616 |
oct | 2655111634 |
9 | 875711771 |
10 | 380933020 |
11 | 186032686 |
12 | a76a7424 |
13 | 60bc6a70 |
14 | 3883ddb6 |
15 | 2369909a |
hex | 16b4939c |
380933020 has 24 divisors (see below), whose sum is σ = 861495264. Its totient is φ = 140652096.
The previous prime is 380933017. The next prime is 380933039. The reversal of 380933020 is 20339083.
It is a happy number.
It is a self number, because there is not a number n which added to its sum of digits gives 380933020.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 732304 + ... + 732823.
It is an arithmetic number, because the mean of its divisors is an integer number (35895636).
Almost surely, 2380933020 is an apocalyptic number.
It is an amenable number.
380933020 is an abundant number, since it is smaller than the sum of its proper divisors (480562244).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
380933020 is a wasteful number, since it uses less digits than its factorization.
380933020 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1465149 (or 1465147 counting only the distinct ones).
The product of its (nonzero) digits is 3888, while the sum is 28.
The square root of 380933020 is about 19517.5054758542. The cubic root of 380933020 is about 724.9079677074.
The spelling of 380933020 in words is "three hundred eighty million, nine hundred thirty-three thousand, twenty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •