Base | Representation |
---|---|
bin | 10101101000100101001000 |
3 | 101200010110221 |
4 | 111220211020 |
5 | 2422434430 |
6 | 321315424 |
7 | 66130141 |
oct | 25504510 |
9 | 11603427 |
10 | 5671240 |
11 | 3223983 |
12 | 1a95b74 |
13 | 1237483 |
14 | a78ac8 |
15 | 77057a |
hex | 568948 |
5671240 has 32 divisors (see below), whose sum is σ = 13203000. Its totient is φ = 2189824.
The previous prime is 5671213. The next prime is 5671241. The reversal of 5671240 is 421765.
It can be written as a sum of positive squares in 4 ways, for example, as 5008644 + 662596 = 2238^2 + 814^2 .
It is an Ulam number.
It is not an unprimeable number, because it can be changed into a prime (5671241) 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, 1285 + ... + 3604.
Almost surely, 25671240 is an apocalyptic number.
It is an amenable number.
5671240 is an abundant number, since it is smaller than the sum of its proper divisors (7531760).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
5671240 is a wasteful number, since it uses less digits than its factorization.
5671240 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4929 (or 4925 counting only the distinct ones).
The product of its (nonzero) digits is 1680, while the sum is 25.
The square root of 5671240 is about 2381.4365412498. The cubic root of 5671240 is about 178.3306566887.
The spelling of 5671240 in words is "five million, six hundred seventy-one thousand, two hundred forty".
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