Base | Representation |
---|---|
bin | 10000110010100001… |
… | …101010000111110110 |
3 | 1201112101000121000011 |
4 | 100302201222013312 |
5 | 243410023201040 |
6 | 12140505010434 |
7 | 1205511450226 |
oct | 206241520766 |
9 | 51471017004 |
10 | 18027553270 |
11 | 77110a1661 |
12 | 35b1483a1a |
13 | 1913b599ac |
14 | c30360086 |
15 | 7079ec3ea |
hex | 43286a1f6 |
18027553270 has 32 divisors (see below), whose sum is σ = 34585983936. Its totient is φ = 6741888000.
The previous prime is 18027553259. The next prime is 18027553289. The reversal of 18027553270 is 7235572081.
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 15 ways as a sum of consecutive naturals, for example, 325471 + ... + 376810.
It is an arithmetic number, because the mean of its divisors is an integer number (1080811998).
Almost surely, 218027553270 is an apocalyptic number.
18027553270 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
18027553270 is a deficient number, since it is larger than the sum of its proper divisors (16558430666).
18027553270 is a wasteful number, since it uses less digits than its factorization.
18027553270 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 702456.
The product of its (nonzero) digits is 117600, while the sum is 40.
The spelling of 18027553270 in words is "eighteen billion, twenty-seven million, five hundred fifty-three thousand, two hundred seventy".
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