Base | Representation |
---|---|
bin | 10001110011001100100… |
… | …010001101101101110001 |
3 | 11022221022001210200100212 |
4 | 101303030202031231301 |
5 | 130020104232430301 |
6 | 2333533100553505 |
7 | 154242043300544 |
oct | 21631442155561 |
9 | 4287261720325 |
10 | 1223202233201 |
11 | 431836854333 |
12 | 179093b52895 |
13 | 8b469533790 |
14 | 432bbc1a85b |
15 | 21c41b464bb |
hex | 11ccc88db71 |
1223202233201 has 8 divisors (see below), whose sum is σ = 1318316681640. Its totient is φ = 1128233780352.
The previous prime is 1223202233159. The next prime is 1223202233203. The reversal of 1223202233201 is 1023322023221.
It can be written as a sum of positive squares in 4 ways, for example, as 30432453601 + 1192769779600 = 174449^2 + 1092140^2 .
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-1223202233201 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1223202233203) 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, 36481490 + ... + 36515003.
It is an arithmetic number, because the mean of its divisors is an integer number (164789585205).
Almost surely, 21223202233201 is an apocalyptic number.
It is an amenable number.
1223202233201 is a deficient number, since it is larger than the sum of its proper divisors (95114448439).
1223202233201 is a wasteful number, since it uses less digits than its factorization.
1223202233201 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 72997795.
The product of its (nonzero) digits is 1728, while the sum is 23.
Adding to 1223202233201 its reverse (1023322023221), we get a palindrome (2246524256422).
The spelling of 1223202233201 in words is "one trillion, two hundred twenty-three billion, two hundred two million, two hundred thirty-three thousand, two hundred one".
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