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14137217 = 175571493
BaseRepresentation
bin110101111011…
…011110000001
3222121020121122
4311323132001
512104342332
61223002025
7231110243
oct65733601
928536548
1014137217
117a86556
124899315
132c0ca23
141c40093
151393c12
hexd7b781

14137217 has 8 divisors (see below), whose sum is σ = 15005736. Its totient is φ = 13272832.

The previous prime is 14137199. The next prime is 14137223. The reversal of 14137217 is 71273141.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 3352561 + 10784656 = 1831^2 + 3284^2 .

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 14137217 - 214 = 14120833 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14137267) 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, 8723 + ... + 10215.

It is an arithmetic number, because the mean of its divisors is an integer number (1875717).

Almost surely, 214137217 is an apocalyptic number.

14137217 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

14137217 is a deficient number, since it is larger than the sum of its proper divisors (868519).

14137217 is a wasteful number, since it uses less digits than its factorization.

14137217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2067.

The product of its digits is 1176, while the sum is 26.

The square root of 14137217 is about 3759.9490688040. The cubic root of 14137217 is about 241.7990785004.

The spelling of 14137217 in words is "fourteen million, one hundred thirty-seven thousand, two hundred seventeen".

Divisors: 1 17 557 1493 9469 25381 831601 14137217