Base | Representation |
---|---|
bin | 111100101011110110… |
… | …0100010101101111100 |
3 | 110110101020122211202010 |
4 | 1321113230202231330 |
5 | 4113344000010322 |
6 | 135511320331220 |
7 | 12262313246055 |
oct | 1712754425574 |
9 | 413336584663 |
10 | 130320313212 |
11 | 502a54681a1 |
12 | 21310013b10 |
13 | c39b36548b |
14 | 6443c4972c |
15 | 35cb03620c |
hex | 1e57b22b7c |
130320313212 has 48 divisors (see below), whose sum is σ = 311132062080. Its totient is φ = 42441807168.
The previous prime is 130320313163. The next prime is 130320313223. The reversal of 130320313212 is 212313023031.
It is a congruent number.
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, 449223 + ... + 680030.
It is an arithmetic number, because the mean of its divisors is an integer number (6481917960).
Almost surely, 2130320313212 is an apocalyptic number.
130320313212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
130320313212 is an abundant number, since it is smaller than the sum of its proper divisors (180811748868).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
130320313212 is a wasteful number, since it uses less digits than its factorization.
130320313212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1129482 (or 1129480 counting only the distinct ones).
The product of its (nonzero) digits is 648, while the sum is 21.
Adding to 130320313212 its reverse (212313023031), we get a palindrome (342633336243).
The spelling of 130320313212 in words is "one hundred thirty billion, three hundred twenty million, three hundred thirteen thousand, two hundred twelve".
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