Base | Representation |
---|---|
bin | 101001000110101… |
… | …010100100000100 |
3 | 1210001121222021110 |
4 | 221012222210010 |
5 | 2403020104220 |
6 | 152232445020 |
7 | 23042420463 |
oct | 5106524404 |
9 | 1701558243 |
10 | 689613060 |
11 | 3242a5554 |
12 | 172b49770 |
13 | acb43686 |
14 | 678329da |
15 | 4081ebe0 |
hex | 291aa904 |
689613060 has 48 divisors (see below), whose sum is σ = 1958124672. Its totient is φ = 181305600.
The previous prime is 689613031. The next prime is 689613083. The reversal of 689613060 is 60316986.
It is a happy number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 76681 + ... + 85200.
It is an arithmetic number, because the mean of its divisors is an integer number (40794264).
Almost surely, 2689613060 is an apocalyptic number.
689613060 is a gapful number since it is divisible by the number (60) formed by its first and last digit.
It is an amenable number.
689613060 is an abundant number, since it is smaller than the sum of its proper divisors (1268511612).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
689613060 is a wasteful number, since it uses less digits than its factorization.
689613060 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 161964 (or 161962 counting only the distinct ones).
The product of its (nonzero) digits is 46656, while the sum is 39.
The square root of 689613060 is about 26260.4847632331. The cubic root of 689613060 is about 883.4903817914.
The spelling of 689613060 in words is "six hundred eighty-nine million, six hundred thirteen thousand, sixty".
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