Base | Representation |
---|---|
bin | 10110111010101010… |
… | …10111110111110010 |
3 | 1011202102211111122200 |
4 | 23131111113313302 |
5 | 200144121132010 |
6 | 5352502244030 |
7 | 613613225340 |
oct | 133525276762 |
9 | 34672744580 |
10 | 12303302130 |
11 | 5243990a99 |
12 | 2474426616 |
13 | 1210c4a642 |
14 | 84a010990 |
15 | 4c01d2cc0 |
hex | 2dd557df2 |
12303302130 has 96 divisors (see below), whose sum is σ = 36589363200. Its totient is φ = 2809800576.
The previous prime is 12303302093. The next prime is 12303302149. The reversal of 12303302130 is 3120330321.
12303302130 is a `hidden beast` number, since 1 + 230 + 3 + 302 + 130 = 666.
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 47 ways as a sum of consecutive naturals, for example, 798136 + ... + 813404.
It is an arithmetic number, because the mean of its divisors is an integer number (381139200).
Almost surely, 212303302130 is an apocalyptic number.
12303302130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 12303302130, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18294681600).
12303302130 is an abundant number, since it is smaller than the sum of its proper divisors (24286061070).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12303302130 is a wasteful number, since it uses less digits than its factorization.
12303302130 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16568 (or 16565 counting only the distinct ones).
The product of its (nonzero) digits is 324, while the sum is 18.
Adding to 12303302130 its reverse (3120330321), we get a palindrome (15423632451).
The spelling of 12303302130 in words is "twelve billion, three hundred three million, three hundred two thousand, one hundred thirty".
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