Search a number
-
+
14531360 = 25590821
BaseRepresentation
bin110111011011…
…101100100000
31000100021021112
4313123230200
512210000420
61235242452
7234341324
oct67335440
930307245
1014531360
118225698
124a49428
13301a24c
141d03984
1514208c5
hexddbb20

14531360 has 24 divisors (see below), whose sum is σ = 34330716. Its totient is φ = 5812480.

The previous prime is 14531351. The next prime is 14531383. The reversal of 14531360 is 6313541.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 14531344 + 16 = 3812^2 + 4^2 .

It is a super-2 number, since 2×145313602 = 422320846899200, which contains 22 as substring.

It is a nialpdrome in base 16.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45251 + ... + 45570.

Almost surely, 214531360 is an apocalyptic number.

14531360 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14531360 is an abundant number, since it is smaller than the sum of its proper divisors (19799356).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

14531360 is an equidigital number, since it uses as much as digits as its factorization.

14531360 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90836 (or 90828 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 23.

The square root of 14531360 is about 3812.0020986353. The cubic root of 14531360 is about 244.0256176632.

The spelling of 14531360 in words is "fourteen million, five hundred thirty-one thousand, three hundred sixty".

Divisors: 1 2 4 5 8 10 16 20 32 40 80 160 90821 181642 363284 454105 726568 908210 1453136 1816420 2906272 3632840 7265680 14531360