Base | Representation |
---|---|
bin | 11100010010110010… |
… | …100100000010111110 |
3 | 2220102020100201001121 |
4 | 130102302210002332 |
5 | 444204241001211 |
6 | 21542325101154 |
7 | 2123562605440 |
oct | 342262440276 |
9 | 86366321047 |
10 | 30380015806 |
11 | 1197a7aa588 |
12 | 5a7a2577ba |
13 | 2b3202a51a |
14 | 1682aca490 |
15 | bcc191271 |
hex | 712ca40be |
30380015806 has 16 divisors (see below), whose sum is σ = 52933799520. Its totient is φ = 12806563680.
The previous prime is 30380015791. The next prime is 30380015839. The reversal of 30380015806 is 60851008303.
It is a happy number.
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, 17786041 + ... + 17787748.
It is an arithmetic number, because the mean of its divisors is an integer number (3308362470).
Almost surely, 230380015806 is an apocalyptic number.
30380015806 is a deficient number, since it is larger than the sum of its proper divisors (22553783714).
30380015806 is a wasteful number, since it uses less digits than its factorization.
30380015806 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 35573859.
The product of its (nonzero) digits is 17280, while the sum is 34.
The spelling of 30380015806 in words is "thirty billion, three hundred eighty million, fifteen thousand, eight hundred six".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •