Base | Representation |
---|---|
bin | 1011001100010… |
… | …00110100100001 |
3 | 20112122210012101 |
4 | 11212020310201 |
5 | 143013234211 |
6 | 13152130401 |
7 | 2216666233 |
oct | 546106441 |
9 | 215583171 |
10 | 93883681 |
11 | 48aa4221 |
12 | 27536a01 |
13 | 165b1898 |
14 | c67c253 |
15 | 83975c1 |
hex | 5988d21 |
93883681 has 4 divisors (see below), whose sum is σ = 94851652. Its totient is φ = 92915712.
The previous prime is 93883667. The next prime is 93883703. The reversal of 93883681 is 18638839.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 55950400 + 37933281 = 7480^2 + 6159^2 .
It is a cyclic number.
It is not a de Polignac number, because 93883681 - 25 = 93883649 is a prime.
It is a super-2 number, since 2×938836812 = 17628291116219522, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (93883651) by changing a digit.
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 3 ways as a sum of consecutive naturals, for example, 483840 + ... + 484033.
It is an arithmetic number, because the mean of its divisors is an integer number (23712913).
Almost surely, 293883681 is an apocalyptic number.
It is an amenable number.
93883681 is a deficient number, since it is larger than the sum of its proper divisors (967971).
93883681 is an equidigital number, since it uses as much as digits as its factorization.
93883681 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 967970.
The product of its digits is 248832, while the sum is 46.
The square root of 93883681 is about 9689.3591635360. The cubic root of 93883681 is about 454.4959696566.
The spelling of 93883681 in words is "ninety-three million, eight hundred eighty-three thousand, six hundred eighty-one".
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