Base | Representation |
---|---|
bin | 1000010100110101110000… |
… | …11101010001110110111010 |
3 | 2101211020210002112020210002 |
4 | 10022122320131101312322 |
5 | 4344430241244023433 |
6 | 102534405231353002 |
7 | 3566504246230532 |
oct | 412327035216672 |
9 | 71736702466702 |
10 | 18308245298618 |
11 | 59195351a3430 |
12 | 2078316382762 |
13 | a2a5c9b78bb2 |
14 | 4741a39cc4c2 |
15 | 21b38d3689e8 |
hex | 10a6b8751dba |
18308245298618 has 48 divisors (see below), whose sum is σ = 31701282978816. Its totient is φ = 7863347393280.
The previous prime is 18308245298593. The next prime is 18308245298627. The reversal of 18308245298618 is 81689254280381.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 32330 + ... + 6051242.
It is an arithmetic number, because the mean of its divisors is an integer number (660443395392).
Almost surely, 218308245298618 is an apocalyptic number.
18308245298618 is a deficient number, since it is larger than the sum of its proper divisors (13393037680198).
18308245298618 is a wasteful number, since it uses less digits than its factorization.
18308245298618 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6019347 (or 6019328 counting only the distinct ones).
The product of its (nonzero) digits is 53084160, while the sum is 65.
The spelling of 18308245298618 in words is "eighteen trillion, three hundred eight billion, two hundred forty-five million, two hundred ninety-eight thousand, six hundred eighteen".
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