Base | Representation |
---|---|
bin | 1000010111000010… |
… | …1001001011110011 |
3 | 12210101201011201212 |
4 | 2011300221023303 |
5 | 14043443340311 |
6 | 1010403150335 |
7 | 106416500534 |
oct | 20560511363 |
9 | 5711634655 |
10 | 2244121331 |
11 | a51825631 |
12 | 5276753ab |
13 | 299c0c05a |
14 | 17408468b |
15 | d2034c8b |
hex | 85c292f3 |
2244121331 has 8 divisors (see below), whose sum is σ = 2372121600. Its totient is φ = 2117109960.
The previous prime is 2244121309. The next prime is 2244121343. The reversal of 2244121331 is 1331214422.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 2244121331 - 218 = 2243859187 is a prime.
It is a super-2 number, since 2×22441213312 = 10072161096498423122, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 2244121297 and 2244121306.
It is not an unprimeable number, because it can be changed into a prime (2244121301) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 242555 + ... + 251636.
It is an arithmetic number, because the mean of its divisors is an integer number (296515200).
Almost surely, 22244121331 is an apocalyptic number.
2244121331 is a deficient number, since it is larger than the sum of its proper divisors (128000269).
2244121331 is a wasteful number, since it uses less digits than its factorization.
2244121331 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 494449.
The product of its digits is 1152, while the sum is 23.
The square root of 2244121331 is about 47372.1577617064. The cubic root of 2244121331 is about 1309.2284816666.
Adding to 2244121331 its reverse (1331214422), we get a palindrome (3575335753).
The spelling of 2244121331 in words is "two billion, two hundred forty-four million, one hundred twenty-one thousand, three hundred thirty-one".
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