Base | Representation |
---|---|
bin | 11100100110010010… |
… | …010101100000001000 |
3 | 2221021000211220121101 |
4 | 130212102111200020 |
5 | 1000342010040234 |
6 | 22035011551144 |
7 | 2134644100465 |
oct | 344622254010 |
9 | 87230756541 |
10 | 30707111944 |
11 | 12028400773 |
12 | 5b4b8bb4b4 |
13 | 2b84a24632 |
14 | 16b431466c |
15 | beac53814 |
hex | 726495808 |
30707111944 has 8 divisors (see below), whose sum is σ = 57575834910. Its totient is φ = 15353555968.
The previous prime is 30707111923. The next prime is 30707111959. The reversal of 30707111944 is 44911170703.
It can be written as a sum of positive squares in only one way, i.e., 30642502500 + 64609444 = 175050^2 + 8038^2 .
It is a tau number, because it is divible by the number of its divisors (8).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1919194489 + ... + 1919194504.
Almost surely, 230707111944 is an apocalyptic number.
It is an amenable number.
30707111944 is a deficient number, since it is larger than the sum of its proper divisors (26868722966).
30707111944 is a wasteful number, since it uses less digits than its factorization.
30707111944 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3838388999 (or 3838388995 counting only the distinct ones).
The product of its (nonzero) digits is 21168, while the sum is 37.
The spelling of 30707111944 in words is "thirty billion, seven hundred seven million, one hundred eleven thousand, nine hundred forty-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.077 sec. • engine limits •