Search a number
-
+
14580488 = 2313140197
BaseRepresentation
bin110111100111…
…101100001000
31000102202200002
4313213230020
512213033423
61240302132
7234634466
oct67475410
930382602
1014580488
11825959a
124a71948
133036710
141d17836
151430228
hexde7b08

14580488 has 16 divisors (see below), whose sum is σ = 29441580. Its totient is φ = 6729408.

The previous prime is 14580487. The next prime is 14580497. The reversal of 14580488 is 88408541.

It can be written as a sum of positive squares in 2 ways, for example, as 14577124 + 3364 = 3818^2 + 58^2 .

It is not an unprimeable number, because it can be changed into a prime (14580487) by changing a digit.

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, 69995 + ... + 70202.

Almost surely, 214580488 is an apocalyptic number.

It is an amenable number.

14580488 is an abundant number, since it is smaller than the sum of its proper divisors (14861092).

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

14580488 is a wasteful number, since it uses less digits than its factorization.

14580488 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140216 (or 140212 counting only the distinct ones).

The product of its (nonzero) digits is 40960, while the sum is 38.

The square root of 14580488 is about 3818.4405193744. The cubic root of 14580488 is about 244.3003110512.

Subtracting from 14580488 its product of nonzero digits (40960), we obtain a triangular number (14539528 = T5392).

The spelling of 14580488 in words is "fourteen million, five hundred eighty thousand, four hundred eighty-eight".

Divisors: 1 2 4 8 13 26 52 104 140197 280394 560788 1121576 1822561 3645122 7290244 14580488