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14824013 = 37521769
BaseRepresentation
bin111000100011…
…001001001101
31000220010201112
4320203021031
512243332023
61245421405
7240000461
oct70431115
930803645
1014824013
118405556
124b6a865
1330c0509
141d7c4a1
15147c478
hexe2324d

14824013 has 8 divisors (see below), whose sum is σ = 15273720. Its totient is φ = 14376960.

The previous prime is 14823979. The next prime is 14824027. The reversal of 14824013 is 31042841.

14824013 = 27222 + 27232.

It can be written as a sum of positive squares in 4 ways, for example, as 2866249 + 11957764 = 1693^2 + 3458^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-14824013 is a prime.

It is a super-2 number, since 2×148240132 = 439502722848338, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 14824013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14824063) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 18893 + ... + 19661.

It is an arithmetic number, because the mean of its divisors is an integer number (1909215).

Almost surely, 214824013 is an apocalyptic number.

14824013 is the 2723-rd centered square number.

It is an amenable number.

14824013 is a deficient number, since it is larger than the sum of its proper divisors (449707).

14824013 is an equidigital number, since it uses as much as digits as its factorization.

14824013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1327.

The product of its (nonzero) digits is 768, while the sum is 23.

The square root of 14824013 is about 3850.1964884925. The cubic root of 14824013 is about 245.6529189993.

Adding to 14824013 its reverse (31042841), we get a palindrome (45866854).

The spelling of 14824013 in words is "fourteen million, eight hundred twenty-four thousand, thirteen".

Divisors: 1 37 521 769 19277 28453 400649 14824013