Base | Representation |
---|---|
bin | 1000010110110011010111… |
… | …00000111111101001100000 |
3 | 2102001200211022100021222022 |
4 | 10023121223200333221200 |
5 | 4402031340004404322 |
6 | 103025400144401012 |
7 | 3604412221015166 |
oct | 413315340775140 |
9 | 72050738307868 |
10 | 18375673903712 |
11 | 5945096958444 |
12 | 20893b4016168 |
13 | a33a846576a8 |
14 | 47755cccb236 |
15 | 21ced7d49942 |
hex | 10b66b83fa60 |
18375673903712 has 24 divisors (see below), whose sum is σ = 38305173175416. Its totient is φ = 8647375954432.
The previous prime is 18375673903673. The next prime is 18375673903723. The reversal of 18375673903712 is 21730937657381.
It is a happy number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16889405618 + ... + 16889406705.
It is an arithmetic number, because the mean of its divisors is an integer number (1596048882309).
Almost surely, 218375673903712 is an apocalyptic number.
It is an amenable number.
18375673903712 is an abundant number, since it is smaller than the sum of its proper divisors (19929499271704).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
18375673903712 is a wasteful number, since it uses less digits than its factorization.
18375673903712 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 33778812350 (or 33778812342 counting only the distinct ones).
The product of its (nonzero) digits is 40007520, while the sum is 62.
The spelling of 18375673903712 in words is "eighteen trillion, three hundred seventy-five billion, six hundred seventy-three million, nine hundred three thousand, seven hundred twelve".
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