Base | Representation |
---|---|
bin | 101010011101010… |
… | …011101000110000 |
3 | 1211122100220010121 |
4 | 222131103220300 |
5 | 2424323410210 |
6 | 154403340024 |
7 | 23436445153 |
oct | 5235235060 |
9 | 1748326117 |
10 | 712325680 |
11 | 3360a8910 |
12 | 17a681614 |
13 | b47666b1 |
14 | 6a865c9a |
15 | 428096da |
hex | 2a753a30 |
712325680 has 40 divisors (see below), whose sum is σ = 1806719184. Its totient is φ = 259027200.
The previous prime is 712325639. The next prime is 712325689. The reversal of 712325680 is 86523217.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (40).
It is not an unprimeable number, because it can be changed into a prime (712325689) 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, 403851 + ... + 405610.
Almost surely, 2712325680 is an apocalyptic number.
It is an amenable number.
712325680 is an abundant number, since it is smaller than the sum of its proper divisors (1094393504).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
712325680 is a wasteful number, since it uses less digits than its factorization.
712325680 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 809485 (or 809479 counting only the distinct ones).
The product of its (nonzero) digits is 20160, while the sum is 34.
The square root of 712325680 is about 26689.4301175578. The cubic root of 712325680 is about 893.0851480058.
Adding to 712325680 its reverse (86523217), we get a palindrome (798848897).
The spelling of 712325680 in words is "seven hundred twelve million, three hundred twenty-five thousand, six hundred eighty".
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