Base | Representation |
---|---|
bin | 11000010000011111… |
… | …11101000111110010 |
3 | 1020121121122021222100 |
4 | 30020033331013302 |
5 | 203132431132010 |
6 | 5552142321230 |
7 | 640505145606 |
oct | 141017750762 |
9 | 36547567870 |
10 | 13023302130 |
11 | 5583350713 |
12 | 2635589216 |
13 | 12c7170147 |
14 | 8b78b3506 |
15 | 5135062c0 |
hex | 3083fd1f2 |
13023302130 has 24 divisors (see below), whose sum is σ = 33860585772. Its totient is φ = 3472880544.
The previous prime is 13023302129. The next prime is 13023302141. The reversal of 13023302130 is 3120332031.
13023302130 is a `hidden beast` number, since 1 + 302 + 330 + 2 + 1 + 30 = 666.
It can be written as a sum of positive squares in 2 ways, for example, as 11996163729 + 1027138401 = 109527^2 + 32049^2 .
It is a Harshad number since it is a multiple of its sum of digits (18).
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, 72351589 + ... + 72351768.
Almost surely, 213023302130 is an apocalyptic number.
13023302130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
13023302130 is an abundant number, since it is smaller than the sum of its proper divisors (20837283642).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13023302130 is a wasteful number, since it uses less digits than its factorization.
13023302130 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 144703370 (or 144703367 counting only the distinct ones).
The product of its (nonzero) digits is 324, while the sum is 18.
Adding to 13023302130 its reverse (3120332031), we get a palindrome (16143634161).
The spelling of 13023302130 in words is "thirteen billion, twenty-three million, three hundred two thousand, one hundred thirty".
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