Base | Representation |
---|---|
bin | 11100001111000010… |
… | …101101001100011011 |
3 | 2220020212001012220110 |
4 | 130033002231030123 |
5 | 444042141414330 |
6 | 21532201255403 |
7 | 2122200266343 |
oct | 341702551433 |
9 | 86225035813 |
10 | 30317138715 |
11 | 11948264046 |
12 | 5a61194563 |
13 | 2b21cb3b46 |
14 | 16785ddd23 |
15 | bc68c0db0 |
hex | 70f0ad31b |
30317138715 has 16 divisors (see below), whose sum is σ = 48960764928. Its totient is φ = 16018026336.
The previous prime is 30317138707. The next prime is 30317138723. The reversal of 30317138715 is 51783171303.
It is an interprime number because it is at equal distance from previous prime (30317138707) and next prime (30317138723).
It is not a de Polignac number, because 30317138715 - 23 = 30317138707 is a prime.
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, 9442987 + ... + 9446196.
It is an arithmetic number, because the mean of its divisors is an integer number (3060047808).
Almost surely, 230317138715 is an apocalyptic number.
30317138715 is a deficient number, since it is larger than the sum of its proper divisors (18643626213).
30317138715 is a wasteful number, since it uses less digits than its factorization.
30317138715 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18889298.
The product of its (nonzero) digits is 52920, while the sum is 39.
The spelling of 30317138715 in words is "thirty billion, three hundred seventeen million, one hundred thirty-eight thousand, seven hundred fifteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.093 sec. • engine limits •