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14405450 = 252288109
BaseRepresentation
bin110110111100…
…111101001010
31000002212120012
4312330331022
512141433300
61232431522
7233305253
oct66747512
930085505
1014405450
11814a034
1249a85a2
132ca4b47
141cadb2a
1513e8435
hexdbcf4a

14405450 has 12 divisors (see below), whose sum is σ = 26794230. Its totient is φ = 5762160.

The previous prime is 14405441. The next prime is 14405459. The reversal of 14405450 is 5450441.

It is an interprime number because it is at equal distance from previous prime (14405441) and next prime (14405459).

It can be written as a sum of positive squares in 3 ways, for example, as 12453841 + 1951609 = 3529^2 + 1397^2 .

It is not an unprimeable number, because it can be changed into a prime (14405459) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 144005 + ... + 144104.

Almost surely, 214405450 is an apocalyptic number.

14405450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

14405450 is a deficient number, since it is larger than the sum of its proper divisors (12388780).

14405450 is a wasteful number, since it uses less digits than its factorization.

14405450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 288121 (or 288116 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 23.

The square root of 14405450 is about 3795.4512248216. The cubic root of 14405450 is about 243.3187685451.

Adding to 14405450 its reverse (5450441), we get a palindrome (19855891).

The spelling of 14405450 in words is "fourteen million, four hundred five thousand, four hundred fifty".

Divisors: 1 2 5 10 25 50 288109 576218 1440545 2881090 7202725 14405450