Base | Representation |
---|---|
bin | 10001011101001011… |
… | …001110101101001101 |
3 | 1210101020102211111010 |
4 | 101131023032231031 |
5 | 301341213002333 |
6 | 12335505315433 |
7 | 1232320446123 |
oct | 213513165515 |
9 | 53336384433 |
10 | 18743094093 |
11 | 7a48a96009 |
12 | 3771035b79 |
13 | 19c917a929 |
14 | c9b3c1913 |
15 | 74a73e563 |
hex | 45d2ceb4d |
18743094093 has 8 divisors (see below), whose sum is σ = 25021014048. Its totient is φ = 12480285104.
The previous prime is 18743094079. The next prime is 18743094119. The reversal of 18743094093 is 39049034781.
It is a happy number.
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 18743094093 - 221 = 18740996941 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (18743094043) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3774846 + ... + 3779807.
It is an arithmetic number, because the mean of its divisors is an integer number (3127626756).
Almost surely, 218743094093 is an apocalyptic number.
It is an amenable number.
18743094093 is a deficient number, since it is larger than the sum of its proper divisors (6277919955).
18743094093 is an equidigital number, since it uses as much as digits as its factorization.
18743094093 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7555483.
The product of its (nonzero) digits is 653184, while the sum is 48.
The spelling of 18743094093 in words is "eighteen billion, seven hundred forty-three million, ninety-four thousand, ninety-three".
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