Base | Representation |
---|---|
bin | 1000001010001… |
… | …0110010100111 |
3 | 2101101121200201 |
4 | 2002202302213 |
5 | 32230034343 |
6 | 3221251331 |
7 | 563606221 |
oct | 202426247 |
9 | 71347621 |
10 | 34221223 |
11 | 18353a03 |
12 | b563b47 |
13 | 712245a |
14 | 478b411 |
15 | 300e94d |
hex | 20a2ca7 |
34221223 has 4 divisors (see below), whose sum is σ = 36022360. Its totient is φ = 32420088.
The previous prime is 34221203. The next prime is 34221251. The reversal of 34221223 is 32212243.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 34221223 - 213 = 34213031 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (19), and also a Moran number because the ratio is a prime number: 1801117 = 34221223 / (3 + 4 + 2 + 2 + 1 + 2 + 2 + 3).
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 34221223.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (34221203) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 900540 + ... + 900577.
It is an arithmetic number, because the mean of its divisors is an integer number (9005590).
Almost surely, 234221223 is an apocalyptic number.
34221223 is a deficient number, since it is larger than the sum of its proper divisors (1801137).
34221223 is a wasteful number, since it uses less digits than its factorization.
34221223 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1801136.
The product of its digits is 576, while the sum is 19.
The square root of 34221223 is about 5849.8908536827. The cubic root of 34221223 is about 324.6622858823.
Adding to 34221223 its reverse (32212243), we get a palindrome (66433466).
The spelling of 34221223 in words is "thirty-four million, two hundred twenty-one thousand, two hundred twenty-three".
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