Base | Representation |
---|---|
bin | 1000001101000111110100… |
… | …00001000110010000000000 |
3 | 2100212220021200101211010000 |
4 | 10012203322001012100000 |
5 | 4331104140123004234 |
6 | 102212511023040000 |
7 | 3541365531000000 |
oct | 406437201062000 |
9 | 70786250354100 |
10 | 18043057234944 |
11 | 5827021478145 |
12 | 2034a47440000 |
13 | a0b5b73059a1 |
14 | 465408000000 |
15 | 21451be8c899 |
hex | 1068fa046400 |
18043057234944 has 1155 divisors, whose sum is σ = 64355894240187. Its totient is φ = 5035271786496.
The previous prime is 18043057234897. The next prime is 18043057235009. The reversal of 18043057234944 is 44943275034081.
The square root of 18043057234944 is 4247712.
It is a perfect power (a square), and thus also a powerful number.
18043057234944 is a `hidden beast` number, since 1 + 8 + 0 + 4 + 30 + 572 + 34 + 9 + 4 + 4 = 666.
It is a Harshad number since it is a multiple of its sum of digits (54).
It is an unprimeable number.
It is a polite number, since it can be written in 104 ways as a sum of consecutive naturals, for example, 419605982187 + ... + 419605982229.
Almost surely, 218043057234944 is an apocalyptic number.
18043057234944 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
18043057234944 is the 4247712-nd square number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 18043057234944
18043057234944 is an abundant number, since it is smaller than the sum of its proper divisors (46312837005243).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
18043057234944 is an frugal number, since it uses more digits than its factorization.
18043057234944 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 160 (or 55 counting only the distinct ones).
The product of its (nonzero) digits is 11612160, while the sum is 54.
The spelling of 18043057234944 in words is "eighteen trillion, forty-three billion, fifty-seven million, two hundred thirty-four thousand, nine hundred forty-four".
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