Base | Representation |
---|---|
bin | 101010011100011… |
… | …110001010010011 |
3 | 1211121221202200010 |
4 | 222130132022103 |
5 | 2424244403033 |
6 | 154354530003 |
7 | 23434543443 |
oct | 5234361223 |
9 | 1747852603 |
10 | 712106643 |
11 | 335a69296 |
12 | 17a596903 |
13 | b46baaa1 |
14 | 6a80a123 |
15 | 427b4863 |
hex | 2a71e293 |
712106643 has 16 divisors (see below), whose sum is σ = 1004201600. Its totient is φ = 447612480.
The previous prime is 712106639. The next prime is 712106663. The reversal of 712106643 is 346601217.
712106643 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 712106643 - 22 = 712106639 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 712106643.
It is not an unprimeable number, because it can be changed into a prime (712106623) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17578 + ... + 41631.
It is an arithmetic number, because the mean of its divisors is an integer number (62762600).
Almost surely, 2712106643 is an apocalyptic number.
712106643 is a deficient number, since it is larger than the sum of its proper divisors (292094957).
712106643 is a wasteful number, since it uses less digits than its factorization.
712106643 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 59442.
The product of its (nonzero) digits is 6048, while the sum is 30.
The square root of 712106643 is about 26685.3263611296. The cubic root of 712106643 is about 892.9935987088.
The spelling of 712106643 in words is "seven hundred twelve million, one hundred six thousand, six hundred forty-three".
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