Base | Representation |
---|---|
bin | 110111011000… |
… | …011101000000 |
3 | 1000022121001200 |
4 | 313120131000 |
5 | 12204034310 |
6 | 1235101200 |
7 | 234254523 |
oct | 67303500 |
9 | 30277050 |
10 | 14518080 |
11 | 8216715 |
12 | 4a41800 |
13 | 30141a5 |
14 | 1cdcbba |
15 | 141b9c0 |
hex | dd8740 |
14518080 has 126 divisors (see below), whose sum is σ = 50649378. Its totient is φ = 3816960.
The previous prime is 14518079. The next prime is 14518093. The reversal of 14518080 is 8081541.
It can be written as a sum of positive squares in only one way, i.e., 11614464 + 2903616 = 3408^2 + 1704^2 .
It is a nialpdrome in base 16.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 204445 + ... + 204515.
Almost surely, 214518080 is an apocalyptic number.
14518080 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 14518080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25324689).
14518080 is an abundant number, since it is smaller than the sum of its proper divisors (36131298).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
14518080 is an equidigital number, since it uses as much as digits as its factorization.
14518080 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 165 (or 81 counting only the distinct ones).
The product of its (nonzero) digits is 1280, while the sum is 27.
The square root of 14518080 is about 3810.2598336596. The cubic root of 14518080 is about 243.9512578442.
Multiplying 14518080 by its product of nonzero digits (1280), we get a square (18583142400 = 1363202).
It can be divided in two parts, 145 and 18080, that added together give a square (18225 = 1352).
The spelling of 14518080 in words is "fourteen million, five hundred eighteen thousand, eighty".
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