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14220313 = 175031663
BaseRepresentation
bin110110001111…
…110000011001
3222202110121021
4312033300121
512120022223
61224442441
7231604432
oct66176031
928673537
1014220313
118032a28
124919421
132c3b7b3
141c62489
1513ad65d
hexd8fc19

14220313 has 8 divisors (see below), whose sum is σ = 15095808. Its totient is φ = 13349184.

The previous prime is 14220301. The next prime is 14220319. The reversal of 14220313 is 31302241.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 14220313 - 29 = 14219801 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14220319) 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 7 ways as a sum of consecutive naturals, for example, 7720 + ... + 9382.

It is an arithmetic number, because the mean of its divisors is an integer number (1886976).

Almost surely, 214220313 is an apocalyptic number.

It is an amenable number.

14220313 is a deficient number, since it is larger than the sum of its proper divisors (875495).

14220313 is a wasteful number, since it uses less digits than its factorization.

14220313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2183.

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

The square root of 14220313 is about 3770.9830283362. The cubic root of 14220313 is about 242.2719037039.

Adding to 14220313 its reverse (31302241), we get a palindrome (45522554).

The spelling of 14220313 in words is "fourteen million, two hundred twenty thousand, three hundred thirteen".

Divisors: 1 17 503 1663 8551 28271 836489 14220313