Base | Representation |
---|---|
bin | 10111101110111010… |
… | …10011100010111100 |
3 | 1012212222112210110101 |
4 | 23313131103202330 |
5 | 202043321323210 |
6 | 5504200250444 |
7 | 630514502215 |
oct | 136735234274 |
9 | 35788483411 |
10 | 12741589180 |
11 | 54493275a1 |
12 | 2577170a24 |
13 | 12809a5ba8 |
14 | 88c30040c |
15 | 4e890aa3a |
hex | 2f77538bc |
12741589180 has 24 divisors (see below), whose sum is σ = 26781774768. Its totient is φ = 5091980928.
The previous prime is 12741589177. The next prime is 12741589187. The reversal of 12741589180 is 8198514721.
It is a self number, because there is not a number n which added to its sum of digits gives 12741589180.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12741589187) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 268434 + ... + 312313.
It is an arithmetic number, because the mean of its divisors is an integer number (1115907282).
Almost surely, 212741589180 is an apocalyptic number.
12741589180 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
12741589180 is an abundant number, since it is smaller than the sum of its proper divisors (14040185588).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12741589180 is a wasteful number, since it uses less digits than its factorization.
12741589180 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 581853 (or 581851 counting only the distinct ones).
The product of its (nonzero) digits is 161280, while the sum is 46.
The spelling of 12741589180 in words is "twelve billion, seven hundred forty-one million, five hundred eighty-nine thousand, one hundred eighty".
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