Base | Representation |
---|---|
bin | 1011001101000… |
… | …00111111011001 |
3 | 20112211211000001 |
4 | 11212200333121 |
5 | 143024421211 |
6 | 13154213001 |
7 | 2220560662 |
oct | 546407731 |
9 | 215754001 |
10 | 93982681 |
11 | 49061641 |
12 | 27584161 |
13 | 16617970 |
14 | c6a6369 |
15 | 83b6ac1 |
hex | 59a0fd9 |
93982681 has 16 divisors (see below), whose sum is σ = 107702784. Its totient is φ = 81241344.
The previous prime is 93982663. The next prime is 93982711. The reversal of 93982681 is 18628939.
It is a cyclic number.
It is not a de Polignac number, because 93982681 - 29 = 93982169 is a prime.
It is a super-2 number, since 2×939826812 = 17665488655895522, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (93982601) 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, 48330 + ... + 50236.
It is an arithmetic number, because the mean of its divisors is an integer number (6731424).
Almost surely, 293982681 is an apocalyptic number.
It is an amenable number.
93982681 is a deficient number, since it is larger than the sum of its proper divisors (13720103).
93982681 is a wasteful number, since it uses less digits than its factorization.
93982681 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2160.
The product of its digits is 186624, while the sum is 46.
The square root of 93982681 is about 9694.4665144607. The cubic root of 93982681 is about 454.6556683179.
The spelling of 93982681 in words is "ninety-three million, nine hundred eighty-two thousand, six hundred eighty-one".
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