Base | Representation |
---|---|
bin | 10111010010101… |
… | …010101010001100 |
3 | 1000020022010200202 |
4 | 113102222222030 |
5 | 1300014104132 |
6 | 102435313032 |
7 | 12453325034 |
oct | 2722525214 |
9 | 1006263622 |
10 | 390769292 |
11 | 190640831 |
12 | aaa4b778 |
13 | 62c5bc44 |
14 | 39c808c4 |
15 | 2448d762 |
hex | 174aaa8c |
390769292 has 24 divisors (see below), whose sum is σ = 694737456. Its totient is φ = 192284928.
The previous prime is 390769289. The next prime is 390769307. The reversal of 390769292 is 292967093.
It is a Smith number, since the sum of its digits (47) 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 7 ways as a sum of consecutive naturals, for example, 163208 + ... + 165584.
It is an arithmetic number, because the mean of its divisors is an integer number (28947394).
Almost surely, 2390769292 is an apocalyptic number.
It is an amenable number.
390769292 is a deficient number, since it is larger than the sum of its proper divisors (303968164).
390769292 is a wasteful number, since it uses less digits than its factorization.
390769292 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3017 (or 3015 counting only the distinct ones).
The product of its (nonzero) digits is 367416, while the sum is 47.
The square root of 390769292 is about 19767.8853699631. The cubic root of 390769292 is about 731.0944314446.
The spelling of 390769292 in words is "three hundred ninety million, seven hundred sixty-nine thousand, two hundred ninety-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.075 sec. • engine limits •