Base | Representation |
---|---|
bin | 1000001101011001000111… |
… | …10110100100000010001100 |
3 | 2100220210021020120222112011 |
4 | 10012230203312210002030 |
5 | 4331232202324113040 |
6 | 102221045030551004 |
7 | 3542145016063534 |
oct | 406544366440214 |
9 | 70823236528464 |
10 | 18052349051020 |
11 | 582aa5a463089 |
12 | 20367bb208464 |
13 | a0c4383799cb |
14 | 465a4a0984c4 |
15 | 2148b2aad3ea |
hex | 106b23da408c |
18052349051020 has 24 divisors (see below), whose sum is σ = 37910377041264. Its totient is φ = 7220855042496.
The previous prime is 18052349050991. The next prime is 18052349051021. The reversal of 18052349051020 is 2015094325081.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (18052349051021) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3521542 + ... + 6964621.
It is an arithmetic number, because the mean of its divisors is an integer number (1579599043386).
Almost surely, 218052349051020 is an apocalyptic number.
18052349051020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
18052349051020 is an abundant number, since it is smaller than the sum of its proper divisors (19858027990244).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
18052349051020 is a wasteful number, since it uses less digits than its factorization.
18052349051020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10572249 (or 10572247 counting only the distinct ones).
The product of its (nonzero) digits is 86400, while the sum is 40.
The spelling of 18052349051020 in words is "eighteen trillion, fifty-two billion, three hundred forty-nine million, fifty-one thousand, twenty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.075 sec. • engine limits •