Base | Representation |
---|---|
bin | 11000110101000100… |
… | …11000100101110000 |
3 | 1021101222222102020201 |
4 | 30122202120211300 |
5 | 204300002414440 |
6 | 10042422444544 |
7 | 651222114466 |
oct | 143242304560 |
9 | 37358872221 |
10 | 13330123120 |
11 | 5720563886 |
12 | 2700293754 |
13 | 13458b8822 |
14 | 906540836 |
15 | 53041119a |
hex | 31a898970 |
13330123120 has 20 divisors (see below), whose sum is σ = 30992536440. Its totient is φ = 5332049216.
The previous prime is 13330123099. The next prime is 13330123139. The reversal of 13330123120 is 2132103331.
It is a tau number, because it is divible by the number of its divisors (20).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 83313190 + ... + 83313349.
It is an arithmetic number, because the mean of its divisors is an integer number (1549626822).
Almost surely, 213330123120 is an apocalyptic number.
13330123120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
13330123120 is an abundant number, since it is smaller than the sum of its proper divisors (17662413320).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13330123120 is a wasteful number, since it uses less digits than its factorization.
13330123120 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 166626552 (or 166626546 counting only the distinct ones).
The product of its (nonzero) digits is 324, while the sum is 19.
Adding to 13330123120 its reverse (2132103331), we get a palindrome (15462226451).
The spelling of 13330123120 in words is "thirteen billion, three hundred thirty million, one hundred twenty-three thousand, one hundred twenty".
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