Base | Representation |
---|---|
bin | 10110011010000101… |
… | …11011000100101000 |
3 | 1011001101121211221010 |
4 | 23031002323010220 |
5 | 144114141430440 |
6 | 5305421143520 |
7 | 604054366053 |
oct | 131502730450 |
9 | 34041554833 |
10 | 12030030120 |
11 | 5113702759 |
12 | 23b89baba0 |
13 | 119944a424 |
14 | 8219d7a9a |
15 | 4a6203580 |
hex | 2cd0bb128 |
12030030120 has 64 divisors (see below), whose sum is σ = 37989576000. Its totient is φ = 3039164928.
The previous prime is 12030030107. The next prime is 12030030151. The reversal of 12030030120 is 2103003021.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (12).
It is a junction number, because it is equal to n+sod(n) for n = 12030030096 and 12030030105.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2635885 + ... + 2640444.
It is an arithmetic number, because the mean of its divisors is an integer number (593587125).
Almost surely, 212030030120 is an apocalyptic number.
12030030120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
12030030120 is an abundant number, since it is smaller than the sum of its proper divisors (25959545880).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12030030120 is a wasteful number, since it uses less digits than its factorization.
12030030120 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5276362 (or 5276358 counting only the distinct ones).
The product of its (nonzero) digits is 36, while the sum is 12.
Adding to 12030030120 its reverse (2103003021), we get a palindrome (14133033141).
The spelling of 12030030120 in words is "twelve billion, thirty million, thirty thousand, one hundred twenty".
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