Base | Representation |
---|---|
bin | 111000111010110001… |
… | …0010011111110111111 |
3 | 102200111111012211102002 |
4 | 1301311202103332333 |
5 | 4000312114411221 |
6 | 132052510452515 |
7 | 11554666320251 |
oct | 1616542237677 |
9 | 380444184362 |
10 | 122231013311 |
11 | 47924247480 |
12 | 1b832b0413b |
13 | b6ac486ca4 |
14 | 5cb7777cd1 |
15 | 32a5c9b80b |
hex | 1c75893fbf |
122231013311 has 8 divisors (see below), whose sum is σ = 133346725200. Its totient is φ = 111115935040.
The previous prime is 122231013299. The next prime is 122231013349. The reversal of 122231013311 is 113310132221.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a de Polignac number, because none of the positive numbers 2k-122231013311 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (122231013211) 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, 303545 + ... + 580173.
It is an arithmetic number, because the mean of its divisors is an integer number (16668340650).
Almost surely, 2122231013311 is an apocalyptic number.
122231013311 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
122231013311 is a deficient number, since it is larger than the sum of its proper divisors (11115711889).
122231013311 is a wasteful number, since it uses less digits than its factorization.
122231013311 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 316809.
The product of its (nonzero) digits is 216, while the sum is 20.
Adding to 122231013311 its reverse (113310132221), we get a palindrome (235541145532).
The spelling of 122231013311 in words is "one hundred twenty-two billion, two hundred thirty-one million, thirteen thousand, three hundred eleven".
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