Base | Representation |
---|---|
bin | 1000010001110011000111… |
… | …11010101110101000010100 |
3 | 2101110021001110221021012221 |
4 | 10020321203322232220110 |
5 | 4341222233410141210 |
6 | 102414404122152124 |
7 | 3556114560521002 |
oct | 410714372565024 |
9 | 71407043837187 |
10 | 18203747740180 |
11 | 5889191035092 |
12 | 2060012352644 |
13 | a207b5639092 |
14 | 46d0cd4d9a72 |
15 | 2187c43741da |
hex | 108e63eaea14 |
18203747740180 has 24 divisors (see below), whose sum is σ = 38289627744480. Its totient is φ = 7269735764640.
The previous prime is 18203747740151. The next prime is 18203747740237. The reversal of 18203747740180 is 8104774730281.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 735195526 + ... + 735220285.
It is an arithmetic number, because the mean of its divisors is an integer number (1595401156020).
Almost surely, 218203747740180 is an apocalyptic number.
18203747740180 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
18203747740180 is an abundant number, since it is smaller than the sum of its proper divisors (20085880004300).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
18203747740180 is a wasteful number, since it uses less digits than its factorization.
18203747740180 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1470416439 (or 1470416437 counting only the distinct ones).
The product of its (nonzero) digits is 2107392, while the sum is 52.
The spelling of 18203747740180 in words is "eighteen trillion, two hundred three billion, seven hundred forty-seven million, seven hundred forty thousand, one hundred eighty".
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