Base | Representation |
---|---|
bin | 100100011111001… |
… | …1010110101100001 |
3 | 10011022210000121010 |
4 | 1020332122311201 |
5 | 10001411304101 |
6 | 321253251133 |
7 | 42224366031 |
oct | 11076326541 |
9 | 3138700533 |
10 | 1224322401 |
11 | 5791095a5 |
12 | 2a2033aa9 |
13 | 16685c133 |
14 | b88618c1 |
15 | 727422d6 |
hex | 48f9ad61 |
1224322401 has 8 divisors (see below), whose sum is σ = 1685089024. Its totient is φ = 789885360.
The previous prime is 1224322397. The next prime is 1224322403. The reversal of 1224322401 is 1042234221.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 1224322401 - 22 = 1224322397 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1224322403) 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, 6582286 + ... + 6582471.
It is an arithmetic number, because the mean of its divisors is an integer number (210636128).
Almost surely, 21224322401 is an apocalyptic number.
It is an amenable number.
1224322401 is a deficient number, since it is larger than the sum of its proper divisors (460766623).
1224322401 is a wasteful number, since it uses less digits than its factorization.
1224322401 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13164791.
The product of its (nonzero) digits is 768, while the sum is 21.
The square root of 1224322401 is about 34990.3186753136. The cubic root of 1224322401 is about 1069.7901591588.
Adding to 1224322401 its reverse (1042234221), we get a palindrome (2266556622).
The spelling of 1224322401 in words is "one billion, two hundred twenty-four million, three hundred twenty-two thousand, four hundred one".
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