Base | Representation |
---|---|
bin | 10001110011000001001… |
… | …100101001101011110111 |
3 | 11022220210210220102022011 |
4 | 101303001030221223313 |
5 | 130014212034444343 |
6 | 2333502144145051 |
7 | 154234243512043 |
oct | 21630114515367 |
9 | 4286723812264 |
10 | 1223012031223 |
11 | 431749453814 |
12 | 179040308187 |
13 | 8b438cca128 |
14 | 432a0869023 |
15 | 21c300c529d |
hex | 11cc1329af7 |
1223012031223 has 8 divisors (see below), whose sum is σ = 1255907757456. Its totient is φ = 1190318740800.
The previous prime is 1223012031061. The next prime is 1223012031233. The reversal of 1223012031223 is 3221302103221.
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 1223012031223 - 229 = 1222475160311 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 1223012031194 and 1223012031203.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1223012031233) 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, 50596708 + ... + 50620873.
It is an arithmetic number, because the mean of its divisors is an integer number (156988469682).
Almost surely, 21223012031223 is an apocalyptic number.
1223012031223 is a deficient number, since it is larger than the sum of its proper divisors (32895726233).
1223012031223 is a wasteful number, since it uses less digits than its factorization.
1223012031223 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 101217905.
The product of its (nonzero) digits is 864, while the sum is 22.
Adding to 1223012031223 its reverse (3221302103221), we get a palindrome (4444314134444).
The spelling of 1223012031223 in words is "one trillion, two hundred twenty-three billion, twelve million, thirty-one thousand, two hundred twenty-three".
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