Base | Representation |
---|---|
bin | 11100001110110111… |
… | …010001111001100011 |
3 | 2220020122102001000022 |
4 | 130032313101321203 |
5 | 444040410041311 |
6 | 21532013144055 |
7 | 2122132652423 |
oct | 341667217143 |
9 | 86218361008 |
10 | 30314143331 |
11 | 119465a861a |
12 | 5a6018b02b |
13 | 2b214a5624 |
14 | 1678060483 |
15 | bc64cd5db |
hex | 70edd1e63 |
30314143331 has 4 divisors (see below), whose sum is σ = 30959125152. Its totient is φ = 29669161512.
The previous prime is 30314143297. The next prime is 30314143337. The reversal of 30314143331 is 13334141303.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-30314143331 is a prime.
It is a super-2 number, since 2×303141433312 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 30314143331.
It is not an unprimeable number, because it can be changed into a prime (30314143337) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 322490840 + ... + 322490933.
It is an arithmetic number, because the mean of its divisors is an integer number (7739781288).
Almost surely, 230314143331 is an apocalyptic number.
30314143331 is a deficient number, since it is larger than the sum of its proper divisors (644981821).
30314143331 is an equidigital number, since it uses as much as digits as its factorization.
30314143331 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 644981820.
The product of its (nonzero) digits is 3888, while the sum is 26.
Adding to 30314143331 its reverse (13334141303), we get a palindrome (43648284634).
The spelling of 30314143331 in words is "thirty billion, three hundred fourteen million, one hundred forty-three thousand, three hundred thirty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.081 sec. • engine limits •