Base | Representation |
---|---|
bin | 11011011011111101… |
… | …00010010011010101 |
3 | 1102000120010010120212 |
4 | 31231332202103111 |
5 | 220131340334421 |
6 | 10433351135205 |
7 | 1031011014665 |
oct | 155576422325 |
9 | 42016103525 |
10 | 14730011861 |
11 | 6279786a24 |
12 | 2a31074505 |
13 | 1509928766 |
14 | 9da4241a5 |
15 | 5b3282e5b |
hex | 36dfa24d5 |
14730011861 has 4 divisors (see below), whose sum is σ = 14811393324. Its totient is φ = 14648630400.
The previous prime is 14730011837. The next prime is 14730011899. The reversal of 14730011861 is 16811003741.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 7641382225 + 7088629636 = 87415^2 + 84194^2 .
It is a cyclic number.
It is not a de Polignac number, because 14730011861 - 214 = 14729995477 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (14730031861) 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, 40690460 + ... + 40690821.
It is an arithmetic number, because the mean of its divisors is an integer number (3702848331).
Almost surely, 214730011861 is an apocalyptic number.
It is an amenable number.
14730011861 is a deficient number, since it is larger than the sum of its proper divisors (81381463).
14730011861 is an equidigital number, since it uses as much as digits as its factorization.
14730011861 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 81381462.
The product of its (nonzero) digits is 4032, while the sum is 32.
The spelling of 14730011861 in words is "fourteen billion, seven hundred thirty million, eleven thousand, eight hundred sixty-one".
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