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214271 = 353607
BaseRepresentation
bin110100010011111111
3101212220222
4310103333
523324041
64331555
71551461
oct642377
9355828
10214271
11136a92
12a3bbb
13766b5
1458131
154374b
hex344ff

214271 has 4 divisors (see below), whose sum is σ = 215232. Its totient is φ = 213312.

The previous prime is 214259. The next prime is 214283. The reversal of 214271 is 172412.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is an interprime number because it is at equal distance from previous prime (214259) and next prime (214283).

It is a cyclic number.

It is not a de Polignac number, because 214271 - 210 = 213247 is a prime.

It is a super-2 number, since 2×2142712 = 91824122882, which contains 22 as substring.

It is a Duffinian number.

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (214211) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50 + ... + 656.

It is an arithmetic number, because the mean of its divisors is an integer number (53808).

2214271 is an apocalyptic number.

214271 is a deficient number, since it is larger than the sum of its proper divisors (961).

214271 is an equidigital number, since it uses as much as digits as its factorization.

214271 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 960.

The product of its digits is 112, while the sum is 17.

The square root of 214271 is about 462.8941563684. The cubic root of 214271 is about 59.8394783370.

Adding to 214271 its reverse (172412), we get a palindrome (386683).

The spelling of 214271 in words is "two hundred fourteen thousand, two hundred seventy-one", and thus it is an iban number.

Divisors: 1 353 607 214271