Base | Representation |
---|---|
bin | 10001101010000111011… |
… | …000111000001100000001 |
3 | 11022000010120102212002120 |
4 | 101222013120320030001 |
5 | 124340122232120413 |
6 | 2325241404234453 |
7 | 153445322466525 |
oct | 21520730701401 |
9 | 4260116385076 |
10 | 1213452223233 |
11 | 428693166558 |
12 | 17721283ba29 |
13 | 8a574584303 |
14 | 42a34d6dd85 |
15 | 21870bb9723 |
hex | 11a87638301 |
1213452223233 has 8 divisors (see below), whose sum is σ = 1618152427008. Its totient is φ = 808860084144.
The previous prime is 1213452223229. The next prime is 1213452223237. The reversal of 1213452223233 is 3323222543121.
It is an interprime number because it is at equal distance from previous prime (1213452223229) and next prime (1213452223237).
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 1213452223233 - 22 = 1213452223229 is a prime.
It is a super-2 number, since 2×12134522232332 (a number of 25 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 1213452223194 and 1213452223203.
It is not an unprimeable number, because it can be changed into a prime (1213452223237) 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, 26989966 + ... + 27034887.
It is an arithmetic number, because the mean of its divisors is an integer number (202269053376).
Almost surely, 21213452223233 is an apocalyptic number.
It is an amenable number.
1213452223233 is a deficient number, since it is larger than the sum of its proper divisors (404700203775).
1213452223233 is an equidigital number, since it uses as much as digits as its factorization.
1213452223233 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 54032343.
The product of its digits is 51840, while the sum is 33.
Adding to 1213452223233 its reverse (3323222543121), we get a palindrome (4536674766354).
The spelling of 1213452223233 in words is "one trillion, two hundred thirteen billion, four hundred fifty-two million, two hundred twenty-three thousand, two hundred thirty-three".
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