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14285713 = 137691429
BaseRepresentation
bin110110011111…
…101110010001
3222212210022111
4312133232101
512124120323
61230105321
7232266211
oct66375621
928783274
1014285713
118078082
12494b241
132c624b0
141c7c241
1513c2c0d
hexd9fb91

14285713 has 8 divisors (see below), whose sum is σ = 15415400. Its totient is φ = 13160448.

The previous prime is 14285693. The next prime is 14285717. The reversal of 14285713 is 31758241.

It can be written as a sum of positive squares in 4 ways, for example, as 200704 + 14085009 = 448^2 + 3753^2 .

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

It is a 3-Lehmer number, since φ(14285713) divides (14285713-1)3.

It is a cyclic number.

It is not a de Polignac number, because 14285713 - 213 = 14277521 is a prime.

It is not an unprimeable number, because it can be changed into a prime (14285717) 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, 9283 + ... + 10711.

It is an arithmetic number, because the mean of its divisors is an integer number (1926925).

Almost surely, 214285713 is an apocalyptic number.

14285713 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

14285713 is a deficient number, since it is larger than the sum of its proper divisors (1129687).

14285713 is a wasteful number, since it uses less digits than its factorization.

14285713 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2211.

The product of its digits is 6720, while the sum is 31.

The square root of 14285713 is about 3779.6445600083. The cubic root of 14285713 is about 242.6427430410.

The spelling of 14285713 in words is "fourteen million, two hundred eighty-five thousand, seven hundred thirteen".

Divisors: 1 13 769 1429 9997 18577 1098901 14285713