Base | Representation |
---|---|
bin | 11011111100001101… |
… | …001001110001101000 |
3 | 2212102211101022011200 |
4 | 123330031021301220 |
5 | 442420241010440 |
6 | 21440551524200 |
7 | 2111312141232 |
oct | 337415116150 |
9 | 85384338150 |
10 | 30001110120 |
11 | 117a5932093 |
12 | 5993389660 |
13 | 2aa1693487 |
14 | 1648657252 |
15 | ba8c97c30 |
hex | 6fc349c68 |
30001110120 has 48 divisors (see below), whose sum is σ = 97503609060. Its totient is φ = 8000295936.
The previous prime is 30001110089. The next prime is 30001110169. The reversal of 30001110120 is 2101110003.
It can be written as a sum of positive squares in 2 ways, for example, as 27828245124 + 2172864996 = 166818^2 + 46614^2 .
It is a Harshad number since it is a multiple of its sum of digits (9).
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 41667849 + ... + 41668568.
Almost surely, 230001110120 is an apocalyptic number.
30001110120 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is an amenable number.
30001110120 is an abundant number, since it is smaller than the sum of its proper divisors (67502498940).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30001110120 is a wasteful number, since it uses less digits than its factorization.
30001110120 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 83336434 (or 83336427 counting only the distinct ones).
The product of its (nonzero) digits is 6, while the sum is 9.
Adding to 30001110120 its reverse (2101110003), we get a palindrome (32102220123).
The spelling of 30001110120 in words is "thirty billion, one million, one hundred ten thousand, one hundred twenty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •