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14212303 = 72290047
BaseRepresentation
bin110110001101…
…110011001111
3222202001121121
4312031303033
512114243203
61224341411
7231542200
oct66156317
928661547
1014212303
118027a06
124914867
132c37c61
141c5d5a7
1513ab0bd
hexd8dccf

14212303 has 6 divisors (see below), whose sum is σ = 16532736. Its totient is φ = 12181932.

The previous prime is 14212277. The next prime is 14212307. The reversal of 14212303 is 30321241.

It is a happy number.

It is not a de Polignac number, because 14212303 - 221 = 12115151 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14212307) 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, 144975 + ... + 145072.

It is an arithmetic number, because the mean of its divisors is an integer number (2755456).

Almost surely, 214212303 is an apocalyptic number.

14212303 is a deficient number, since it is larger than the sum of its proper divisors (2320433).

14212303 is an equidigital number, since it uses as much as digits as its factorization.

14212303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 290061 (or 290054 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 14212303 is about 3769.9208214497. The cubic root of 14212303 is about 242.2264062893.

Adding to 14212303 its reverse (30321241), we get a palindrome (44533544).

The spelling of 14212303 in words is "fourteen million, two hundred twelve thousand, three hundred three".

Divisors: 1 7 49 290047 2030329 14212303