Base | Representation |
---|---|
bin | 10110100010101011… |
… | …11110010110001010 |
3 | 1011020102022001122222 |
4 | 23101111332112022 |
5 | 144241121230010 |
6 | 5320514414042 |
7 | 605621301653 |
oct | 132125762612 |
9 | 34212261588 |
10 | 12102133130 |
11 | 515037a81a |
12 | 2418b91322 |
13 | 11ab374229 |
14 | 82b40652a |
15 | 4ac6e7355 |
hex | 2d157e58a |
12102133130 has 16 divisors (see below), whose sum is σ = 21930042600. Its totient is φ = 4808363712.
The previous prime is 12102133117. The next prime is 12102133177. The reversal of 12102133130 is 3133120121.
It can be written as a sum of positive squares in 4 ways, for example, as 5083547401 + 7018585729 = 71299^2 + 83777^2 .
It is a junction number, because it is equal to n+sod(n) for n = 12102133099 and 12102133108.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4059629 + ... + 4062608.
Almost surely, 212102133130 is an apocalyptic number.
12102133130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
12102133130 is a deficient number, since it is larger than the sum of its proper divisors (9827909470).
12102133130 is a wasteful number, since it uses less digits than its factorization.
12102133130 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8122393.
The product of its (nonzero) digits is 108, while the sum is 17.
Adding to 12102133130 its reverse (3133120121), we get a palindrome (15235253251).
The spelling of 12102133130 in words is "twelve billion, one hundred two million, one hundred thirty-three thousand, one hundred thirty".
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