Base | Representation |
---|---|
bin | 10111001110101101… |
… | …01111000011000000 |
3 | 1012012011012100121012 |
4 | 23213112233003000 |
5 | 201020141300420 |
6 | 5421310020052 |
7 | 621024263123 |
oct | 134726570300 |
9 | 35164170535 |
10 | 12471431360 |
11 | 531a885a73 |
12 | 25007a7628 |
13 | 1239a262ab |
14 | 8644983ba |
15 | 4ced43dc5 |
hex | 2e75af0c0 |
12471431360 has 56 divisors (see below), whose sum is σ = 29718402336. Its totient is φ = 4985077760.
The previous prime is 12471431359. The next prime is 12471431383. The reversal of 12471431360 is 6313417421.
12471431360 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (32).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 470624 + ... + 496416.
It is an arithmetic number, because the mean of its divisors is an integer number (530685756).
Almost surely, 212471431360 is an apocalyptic number.
12471431360 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
12471431360 is an abundant number, since it is smaller than the sum of its proper divisors (17246970976).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12471431360 is a wasteful number, since it uses less digits than its factorization.
12471431360 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 27321 (or 27311 counting only the distinct ones).
The product of its (nonzero) digits is 12096, while the sum is 32.
Adding to 12471431360 its reverse (6313417421), we get a palindrome (18784848781).
The spelling of 12471431360 in words is "twelve billion, four hundred seventy-one million, four hundred thirty-one thousand, three hundred sixty".
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