Base | Representation |
---|---|
bin | 10110111101111010… |
… | …10010010000110010 |
3 | 1011211100002102220120 |
4 | 23132331102100302 |
5 | 200223104322010 |
6 | 5355314151110 |
7 | 614363610264 |
oct | 133675222062 |
9 | 34740072816 |
10 | 12330542130 |
11 | 52582a6895 |
12 | 2481582496 |
13 | 121679729a |
14 | 84d8a1b34 |
15 | 4c27b3e70 |
hex | 2def52432 |
12330542130 has 64 divisors (see below), whose sum is σ = 30490846848. Its totient is φ = 3189347840.
The previous prime is 12330542087. The next prime is 12330542137. The reversal of 12330542130 is 3124503321.
It is a self number, because there is not a number n which added to its sum of digits gives 12330542130.
It is not an unprimeable number, because it can be changed into a prime (12330542137) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 183817 + ... + 241763.
It is an arithmetic number, because the mean of its divisors is an integer number (476419482).
Almost surely, 212330542130 is an apocalyptic number.
12330542130 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 12330542130, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15245423424).
12330542130 is an abundant number, since it is smaller than the sum of its proper divisors (18160304718).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12330542130 is a wasteful number, since it uses less digits than its factorization.
12330542130 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 58171.
The product of its (nonzero) digits is 2160, while the sum is 24.
The spelling of 12330542130 in words is "twelve billion, three hundred thirty million, five hundred forty-two thousand, one hundred thirty".
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