Base | Representation |
---|---|
bin | 11010100001000… |
… | …00010010000110 |
3 | 120111112122001211 |
4 | 31100200102012 |
5 | 423420232332 |
6 | 34023242034 |
7 | 5340424651 |
oct | 1520402206 |
9 | 514478054 |
10 | 222430342 |
11 | 104613232 |
12 | 625a931a |
13 | 3710b9b4 |
14 | 21780898 |
15 | 147da447 |
hex | d420486 |
222430342 has 4 divisors (see below), whose sum is σ = 333645516. Its totient is φ = 111215170.
The previous prime is 222430337. The next prime is 222430379. The reversal of 222430342 is 243034222.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 243034222 = 2 ⋅121517111.
It is a super-3 number, since 3×2224303423 (a number of 26 digits) contains 333 as substring.
It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55607584 + ... + 55607587.
It is an arithmetic number, because the mean of its divisors is an integer number (83411379).
Almost surely, 2222430342 is an apocalyptic number.
222430342 is a deficient number, since it is larger than the sum of its proper divisors (111215174).
222430342 is a wasteful number, since it uses less digits than its factorization.
222430342 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 111215173.
The product of its (nonzero) digits is 2304, while the sum is 22.
The square root of 222430342 is about 14914.0987659329. The cubic root of 222430342 is about 605.8958946452.
Adding to 222430342 its reverse (243034222), we get a palindrome (465464564).
The spelling of 222430342 in words is "two hundred twenty-two million, four hundred thirty thousand, three hundred forty-two".
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