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14808319 = 21316949
BaseRepresentation
bin111000011111…
…010011111111
31000212100012021
4320133103333
512242331234
61245221011
7236603641
oct70372377
930770167
1014808319
1183a4789
124b61767
1330b6326
141d76891
1514779b4
hexe1f4ff

14808319 has 4 divisors (see below), whose sum is σ = 14817400. Its totient is φ = 14799240.

The previous prime is 14808307. The next prime is 14808329. The reversal of 14808319 is 91380841.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 14808319 - 211 = 14806271 is a prime.

It is a super-3 number, since 3×148083193 (a number of 22 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14808329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1344 + ... + 5605.

It is an arithmetic number, because the mean of its divisors is an integer number (3704350).

Almost surely, 214808319 is an apocalyptic number.

14808319 is a deficient number, since it is larger than the sum of its proper divisors (9081).

14808319 is an equidigital number, since it uses as much as digits as its factorization.

14808319 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9080.

The product of its (nonzero) digits is 6912, while the sum is 34.

The square root of 14808319 is about 3848.1578709819. The cubic root of 14808319 is about 245.5661984821.

The spelling of 14808319 in words is "fourteen million, eight hundred eight thousand, three hundred nineteen".

Divisors: 1 2131 6949 14808319