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214206 = 23191879
BaseRepresentation
bin110100010010111110
3101212211120
4310102332
523323311
64331410
71551336
oct642276
9355746
10214206
11136a33
12a3b66
1376665
14580c6
1543706
hex344be

214206 has 16 divisors (see below), whose sum is σ = 451200. Its totient is φ = 67608.

The previous prime is 214189. The next prime is 214211. The reversal of 214206 is 602412.

It is an Ulam number.

It is a plaindrome in base 16.

It is a nialpdrome in base 13.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 214206.

It is an unprimeable number.

214206 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 826 + ... + 1053.

It is an arithmetic number, because the mean of its divisors is an integer number (28200).

2214206 is an apocalyptic number.

214206 is an abundant number, since it is smaller than the sum of its proper divisors (236994).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

214206 is a wasteful number, since it uses less digits than its factorization.

214206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1903.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 214206 is about 462.8239406081. The cubic root of 214206 is about 59.8334268734.

Adding to 214206 its reverse (602412), we get a palindrome (816618).

The spelling of 214206 in words is "two hundred fourteen thousand, two hundred six".

Divisors: 1 2 3 6 19 38 57 114 1879 3758 5637 11274 35701 71402 107103 214206