Base | Representation |
---|---|
bin | 10110110001111101… |
… | …11110010001000111 |
3 | 1011120100111200200010 |
4 | 23120332332101013 |
5 | 200021430234343 |
6 | 5341334121303 |
7 | 612036005121 |
oct | 133076762107 |
9 | 34510450603 |
10 | 12230321223 |
11 | 520677439a |
12 | 2453ab0233 |
13 | 11cbaa7083 |
14 | 840454211 |
15 | 4b8ab8d33 |
hex | 2d8fbe447 |
12230321223 has 16 divisors (see below), whose sum is σ = 17168276480. Its totient is φ = 7723102464.
The previous prime is 12230321183. The next prime is 12230321269. The reversal of 12230321223 is 32212303221.
It is a happy number.
It is not a de Polignac number, because 12230321223 - 214 = 12230304839 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 12230321223.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12230321273) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 406890 + ... + 435912.
It is an arithmetic number, because the mean of its divisors is an integer number (1073017280).
Almost surely, 212230321223 is an apocalyptic number.
12230321223 is a deficient number, since it is larger than the sum of its proper divisors (4937955257).
12230321223 is a wasteful number, since it uses less digits than its factorization.
12230321223 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 36438.
The product of its (nonzero) digits is 864, while the sum is 21.
Adding to 12230321223 its reverse (32212303221), we get a palindrome (44442624444).
The spelling of 12230321223 in words is "twelve billion, two hundred thirty million, three hundred twenty-one thousand, two hundred twenty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •