Base | Representation |
---|---|
bin | 11100100001011000… |
… | …110111100111010000 |
3 | 2221001022020001202120 |
4 | 130201120313213100 |
5 | 1000204441012243 |
6 | 22022514414240 |
7 | 2132625452556 |
oct | 344130674720 |
9 | 87038201676 |
10 | 30624938448 |
11 | 11a95a85595 |
12 | 5b28291380 |
13 | 2b709b2b70 |
14 | 16a7443bd6 |
15 | be3920c83 |
hex | 7216379d0 |
30624938448 has 80 divisors (see below), whose sum is σ = 86157610560. Its totient is φ = 9317164032.
The previous prime is 30624938447. The next prime is 30624938459. The reversal of 30624938448 is 84483942603.
It is a self number, because there is not a number n which added to its sum of digits gives 30624938448.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30624938447) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 220186 + ... + 331257.
It is an arithmetic number, because the mean of its divisors is an integer number (1076970132).
Almost surely, 230624938448 is an apocalyptic number.
It is an amenable number.
30624938448 is an abundant number, since it is smaller than the sum of its proper divisors (55532672112).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30624938448 is a wasteful number, since it uses less digits than its factorization.
30624938448 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 551556 (or 551550 counting only the distinct ones).
The product of its (nonzero) digits is 3981312, while the sum is 51.
The spelling of 30624938448 in words is "thirty billion, six hundred twenty-four million, nine hundred thirty-eight thousand, four hundred forty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.104 sec. • engine limits •