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14148307 = 312291993
BaseRepresentation
bin110101111110…
…001011010011
3222121210211101
4311332023103
512110221212
61223125231
7231154465
oct65761323
928553741
1014148307
117a93918
1248a3817
132c14aa4
141c44135
151397157
hexd7e2d3

14148307 has 8 divisors (see below), whose sum is σ = 14675840. Its totient is φ = 13625280.

The previous prime is 14148257. The next prime is 14148311. The reversal of 14148307 is 70384141.

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 14148307 - 215 = 14115539 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14148367) 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, 6103 + ... + 8095.

It is an arithmetic number, because the mean of its divisors is an integer number (1834480).

Almost surely, 214148307 is an apocalyptic number.

14148307 is a deficient number, since it is larger than the sum of its proper divisors (527533).

14148307 is a wasteful number, since it uses less digits than its factorization.

14148307 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2253.

The product of its (nonzero) digits is 2688, while the sum is 28.

The square root of 14148307 is about 3761.4235337170. The cubic root of 14148307 is about 241.8622887466.

The spelling of 14148307 in words is "fourteen million, one hundred forty-eight thousand, three hundred seven".

Divisors: 1 31 229 1993 7099 61783 456397 14148307