Base | Representation |
---|---|
bin | 110010110000… |
… | …100001111111 |
3 | 221001000101012 |
4 | 302300201333 |
5 | 11401242413 |
6 | 1153105435 |
7 | 221045645 |
oct | 62604177 |
9 | 27030335 |
10 | 13305983 |
11 | 7568a89 |
12 | 455827b |
13 | 29ab582 |
14 | 1aa5195 |
15 | 127c7a8 |
hex | cb087f |
13305983 has 8 divisors (see below), whose sum is σ = 14364000. Its totient is φ = 12287968.
The previous prime is 13305973. The next prime is 13305989. The reversal of 13305983 is 38950331.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 13305983 - 214 = 13289599 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13305989) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9308 + ... + 10641.
It is an arithmetic number, because the mean of its divisors is an integer number (1795500).
Almost surely, 213305983 is an apocalyptic number.
13305983 is a deficient number, since it is larger than the sum of its proper divisors (1058017).
13305983 is a wasteful number, since it uses less digits than its factorization.
13305983 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 20001.
The product of its (nonzero) digits is 9720, while the sum is 32.
The square root of 13305983 is about 3647.7366955415. The cubic root of 13305983 is about 236.9639722811.
The spelling of 13305983 in words is "thirteen million, three hundred five thousand, nine hundred eighty-three".
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