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214273 = 47297
BaseRepresentation
bin110100010100000001
3101212221001
4310110001
523324043
64332001
71551463
oct642401
9355831
10214273
11136a94
12a4001
13766b7
1458133
154374d
hex34501

214273 has 6 divisors (see below), whose sum is σ = 221186. Its totient is φ = 207552.

The previous prime is 214259. The next prime is 214283. The reversal of 214273 is 372412.

Adding to 214273 its reverse (372412), we get a palindrome (586685).

It can be written as a sum of positive squares in only one way, i.e., 178929 + 35344 = 423^2 + 188^2 .

It is not a de Polignac number, because 214273 - 213 = 206081 is a prime.

It is a d-powerful number, because it can be written as 27 + 1 + 217 + 48 + 75 + 36 .

It is a Duffinian number.

214273 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 214273.

It is not an unprimeable number, because it can be changed into a prime (214213) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2161 + ... + 2257.

It is a 31-hyperperfect number.

2214273 is an apocalyptic number.

It is an amenable number.

214273 is a deficient number, since it is larger than the sum of its proper divisors (6913).

214273 is an frugal number, since it uses more digits than its factorization.

214273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 191 (or 144 counting only the distinct ones).

The product of its digits is 336, while the sum is 19.

The square root of 214273 is about 462.8963166844. The cubic root of 214273 is about 59.8396645165.

The spelling of 214273 in words is "two hundred fourteen thousand, two hundred seventy-three", and thus it is an iban number.

Divisors: 1 47 97 2209 4559 214273