Base | Representation |
---|---|
bin | 11010011110000… |
… | …10010010001011 |
3 | 120110211001220212 |
4 | 31033002102023 |
5 | 423320422243 |
6 | 34011111335 |
7 | 5334232313 |
oct | 1517022213 |
9 | 513731825 |
10 | 222045323 |
11 | 10437aa35 |
12 | 6244254b |
13 | 37005686 |
14 | 216c0443 |
15 | 14761318 |
hex | d3c248b |
222045323 has 4 divisors (see below), whose sum is σ = 222077520. Its totient is φ = 222013128.
The previous prime is 222045287. The next prime is 222045389. The reversal of 222045323 is 323540222.
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, and also an emirpimes, since its reverse is a distinct semiprime: 323540222 = 2 ⋅161770111.
It is a cyclic number.
It is not a de Polignac number, because 222045323 - 28 = 222045067 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (222045623) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1088 + ... + 21101.
It is an arithmetic number, because the mean of its divisors is an integer number (55519380).
Almost surely, 2222045323 is an apocalyptic number.
222045323 is a deficient number, since it is larger than the sum of its proper divisors (32197).
222045323 is a wasteful number, since it uses less digits than its factorization.
222045323 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 32196.
The product of its (nonzero) digits is 2880, while the sum is 23.
The square root of 222045323 is about 14901.1852884259. The cubic root of 222045323 is about 605.5460980009.
Adding to 222045323 its reverse (323540222), we get a palindrome (545585545).
The spelling of 222045323 in words is "two hundred twenty-two million, forty-five thousand, three hundred twenty-three".
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