Base | Representation |
---|---|
bin | 101111100100… |
… | …101100101000 |
3 | 212110121002212 |
4 | 233210230220 |
5 | 11143033310 |
6 | 1123144252 |
7 | 211000556 |
oct | 57445450 |
9 | 25417085 |
10 | 12471080 |
11 | 7048786 |
12 | 4215088 |
13 | 277854b |
14 | 1928bd6 |
15 | 1165205 |
hex | be4b28 |
12471080 has 32 divisors (see below), whose sum is σ = 28274400. Its totient is φ = 4950336.
The previous prime is 12471077. The next prime is 12471089. The reversal of 12471080 is 8017421.
12471080 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not an unprimeable number, because it can be changed into a prime (12471089) 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, 4439 + ... + 6681.
It is an arithmetic number, because the mean of its divisors is an integer number (883575).
Almost surely, 212471080 is an apocalyptic number.
12471080 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
12471080 is an abundant number, since it is smaller than the sum of its proper divisors (15803320).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12471080 is a wasteful number, since it uses less digits than its factorization.
12471080 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2393 (or 2389 counting only the distinct ones).
The product of its (nonzero) digits is 448, while the sum is 23.
The square root of 12471080 is about 3531.4416319685. The cubic root of 12471080 is about 231.9003238084.
The spelling of 12471080 in words is "twelve million, four hundred seventy-one thousand, eighty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.064 sec. • engine limits •