Base | Representation |
---|---|
bin | 10110100101000011… |
… | …11000010011100101 |
3 | 1011021210201222212110 |
4 | 23102201320103211 |
5 | 144311220000313 |
6 | 5322505111233 |
7 | 606252365136 |
oct | 132241702345 |
9 | 34253658773 |
10 | 12122031333 |
11 | 5160630615 |
12 | 2423788519 |
13 | 11b2520209 |
14 | 82dd05c8d |
15 | 4ae327ec3 |
hex | 2d28784e5 |
12122031333 has 4 divisors (see below), whose sum is σ = 16162708448. Its totient is φ = 8081354220.
The previous prime is 12122031319. The next prime is 12122031371. The reversal of 12122031333 is 33313022121.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is not a de Polignac number, because 12122031333 - 212 = 12122027237 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 (12122031533) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2020338553 + ... + 2020338558.
It is an arithmetic number, because the mean of its divisors is an integer number (4040677112).
Almost surely, 212122031333 is an apocalyptic number.
It is an amenable number.
12122031333 is a deficient number, since it is larger than the sum of its proper divisors (4040677115).
12122031333 is an equidigital number, since it uses as much as digits as its factorization.
12122031333 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4040677114.
The product of its (nonzero) digits is 648, while the sum is 21.
Adding to 12122031333 its reverse (33313022121), we get a palindrome (45435053454).
The spelling of 12122031333 in words is "twelve billion, one hundred twenty-two million, thirty-one thousand, three hundred thirty-three".
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