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14020307 = 77327437
BaseRepresentation
bin110101011110…
…111011010011
3222101022020122
4311132323103
512042122212
61220300455
7230112350
oct65367323
928338218
1014020307
117a06734
12484172b
132b9b752
141c0d627
15136e272
hexd5eed3

14020307 has 8 divisors (see below), whose sum is σ = 16243296. Its totient is φ = 11852352.

The previous prime is 14020297. The next prime is 14020313. The reversal of 14020307 is 70302041.

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 a de Polignac number, because none of the positive numbers 2k-14020307 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14020327) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13208 + ... + 14229.

It is an arithmetic number, because the mean of its divisors is an integer number (2030412).

Almost surely, 214020307 is an apocalyptic number.

14020307 is a deficient number, since it is larger than the sum of its proper divisors (2222989).

14020307 is an equidigital number, since it uses as much as digits as its factorization.

14020307 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27517.

The product of its (nonzero) digits is 168, while the sum is 17.

The square root of 14020307 is about 3744.3700404741. The cubic root of 14020307 is about 241.1307004989.

Adding to 14020307 its reverse (70302041), we get a palindrome (84322348).

The spelling of 14020307 in words is "fourteen million, twenty thousand, three hundred seven".

Divisors: 1 7 73 511 27437 192059 2002901 14020307