Base | Representation |
---|---|
bin | 10110010110100001… |
… | …10100110100100110 |
3 | 1010222022100021002200 |
4 | 23023100310310212 |
5 | 144034012320402 |
6 | 5302432115330 |
7 | 603242223615 |
oct | 131320646446 |
9 | 33868307080 |
10 | 12000120102 |
11 | 50a8833933 |
12 | 23aa995b46 |
13 | 11931a73a9 |
14 | 81ba4d87c |
15 | 4a379621c |
hex | 2cb434d26 |
12000120102 has 24 divisors (see below), whose sum is σ = 26165873136. Its totient is φ = 3974561136.
The previous prime is 12000120101. The next prime is 12000120161. The reversal of 12000120102 is 20102100021.
It is a Harshad number since it is a multiple of its sum of digits (9).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12000120101) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2120338 + ... + 2125989.
It is an arithmetic number, because the mean of its divisors is an integer number (1090244714).
Almost surely, 212000120102 is an apocalyptic number.
12000120102 is an abundant number, since it is smaller than the sum of its proper divisors (14165753034).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12000120102 is a wasteful number, since it uses less digits than its factorization.
12000120102 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4246492 (or 4246489 counting only the distinct ones).
The product of its (nonzero) digits is 8, while the sum is 9.
Adding to 12000120102 its reverse (20102100021), we get a palindrome (32102220123).
The spelling of 12000120102 in words is "twelve billion, one hundred twenty thousand, one hundred two".
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