Base | Representation |
---|---|
bin | 10000110010100001… |
… | …110000110101001110 |
3 | 1201112101001222200221 |
4 | 100302201300311032 |
5 | 243410030041000 |
6 | 12140505341554 |
7 | 1205511623314 |
oct | 206241606516 |
9 | 51471058627 |
10 | 18027580750 |
11 | 7711110273 |
12 | 35b14978ba |
13 | 1913b6935a |
14 | c3036a0b4 |
15 | 707a0561a |
hex | 432870d4e |
18027580750 has 16 divisors (see below), whose sum is σ = 33747631632. Its totient is φ = 7211032200.
The previous prime is 18027580729. The next prime is 18027580777. The reversal of 18027580750 is 5708572081.
It is a junction number, because it is equal to n+sod(n) for n = 18027580697 and 18027580706.
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, 36054912 + ... + 36055411.
It is an arithmetic number, because the mean of its divisors is an integer number (2109226977).
Almost surely, 218027580750 is an apocalyptic number.
18027580750 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
18027580750 is a deficient number, since it is larger than the sum of its proper divisors (15720050882).
18027580750 is an equidigital number, since it uses as much as digits as its factorization.
18027580750 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 72110340 (or 72110330 counting only the distinct ones).
The product of its (nonzero) digits is 156800, while the sum is 43.
The spelling of 18027580750 in words is "eighteen billion, twenty-seven million, five hundred eighty thousand, seven hundred fifty".
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