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214279 = 1353311
BaseRepresentation
bin110100010100000111
3101212221021
4310110013
523324104
64332011
71551502
oct642407
9355837
10214279
11136a9a
12a4007
13766c0
1458139
1543754
hex34507

214279 has 8 divisors (see below), whose sum is σ = 235872. Its totient is φ = 193440.

The previous prime is 214259. The next prime is 214283. The reversal of 214279 is 972412.

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

It is not a de Polignac number, because 214279 - 217 = 83207 is a prime.

214279 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (214219) 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, 534 + ... + 844.

It is an arithmetic number, because the mean of its divisors is an integer number (29484).

2214279 is an apocalyptic number.

214279 is a deficient number, since it is larger than the sum of its proper divisors (21593).

214279 is a wasteful number, since it uses less digits than its factorization.

214279 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 377.

The product of its digits is 1008, while the sum is 25.

The square root of 214279 is about 462.9027975720. The cubic root of 214279 is about 59.8402230479.

The spelling of 214279 in words is "two hundred fourteen thousand, two hundred seventy-nine".

Divisors: 1 13 53 311 689 4043 16483 214279