Base | Representation |
---|---|
bin | 10001101000111100110… |
… | …011110101110100011111 |
3 | 11021212220101001010210121 |
4 | 101220330303311310133 |
5 | 124330041424001343 |
6 | 2324513310215411 |
7 | 153402320331163 |
oct | 21507463656437 |
9 | 4255811033717 |
10 | 1212201000223 |
11 | 428100954154 |
12 | 176b237b4567 |
13 | 8a405296b75 |
14 | 42956b08ca3 |
15 | 217eae11aed |
hex | 11a3ccf5d1f |
1212201000223 has 8 divisors (see below), whose sum is σ = 1214572892288. Its totient is φ = 1209830620824.
The previous prime is 1212201000209. The next prime is 1212201000253. The reversal of 1212201000223 is 3220001022121.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 1212201000223 - 213 = 1212200992031 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 1212201000197 and 1212201000206.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1212201000253) 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, 1232836 + ... + 1986022.
It is an arithmetic number, because the mean of its divisors is an integer number (151821611536).
Almost surely, 21212201000223 is an apocalyptic number.
1212201000223 is a deficient number, since it is larger than the sum of its proper divisors (2371892065).
1212201000223 is an equidigital number, since it uses as much as digits as its factorization.
1212201000223 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 756333.
The product of its (nonzero) digits is 96, while the sum is 16.
Adding to 1212201000223 its reverse (3220001022121), we get a palindrome (4432202022344).
The spelling of 1212201000223 in words is "one trillion, two hundred twelve billion, two hundred one million, two hundred twenty-three", and thus it is an aban number.
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.078 sec. • engine limits •