Base | Representation |
---|---|
bin | 100111101011000… |
… | …1010101111100001 |
3 | 10102202220112111202 |
4 | 1033112022233201 |
5 | 10211242224413 |
6 | 340032250545 |
7 | 44663052212 |
oct | 11726125741 |
9 | 3382815452 |
10 | 1331211233 |
11 | 623485780 |
12 | 3119a0a55 |
13 | 182a45371 |
14 | c8b27409 |
15 | 7bd07e58 |
hex | 4f58abe1 |
1331211233 has 8 divisors (see below), whose sum is σ = 1452759840. Its totient is φ = 1209750880.
The previous prime is 1331211199. The next prime is 1331211241. The reversal of 1331211233 is 3321121331.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-1331211233 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1331211533) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11741 + ... + 52917.
It is an arithmetic number, because the mean of its divisors is an integer number (181594980).
Almost surely, 21331211233 is an apocalyptic number.
It is an amenable number.
1331211233 is a deficient number, since it is larger than the sum of its proper divisors (121548607).
1331211233 is a wasteful number, since it uses less digits than its factorization.
1331211233 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 44127.
The product of its digits is 324, while the sum is 20.
The square root of 1331211233 is about 36485.7675402341. The cubic root of 1331211233 is about 1100.0581878310.
Adding to 1331211233 its reverse (3321121331), we get a palindrome (4652332564).
The spelling of 1331211233 in words is "one billion, three hundred thirty-one million, two hundred eleven thousand, two hundred thirty-three".
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