Base | Representation |
---|---|
bin | 10110100110011000… |
… | …01100000010101110 |
3 | 1011022120121110201010 |
4 | 23103030030002232 |
5 | 144322034402342 |
6 | 5323542530050 |
7 | 606445560114 |
oct | 132314140256 |
9 | 34276543633 |
10 | 12133122222 |
11 | 5166916341 |
12 | 2427436926 |
13 | 11b4904480 |
14 | 831591ab4 |
15 | 4b02b929c |
hex | 2d330c0ae |
12133122222 has 32 divisors (see below), whose sum is σ = 26168365440. Its totient is φ = 3728198880.
The previous prime is 12133122217. The next prime is 12133122229. The reversal of 12133122222 is 22222133121.
It is a nude number because it is divisible by every one of its digits.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12133122229) 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, 47604 + ... + 162887.
It is an arithmetic number, because the mean of its divisors is an integer number (817761420).
Almost surely, 212133122222 is an apocalyptic number.
12133122222 is an abundant number, since it is smaller than the sum of its proper divisors (14035243218).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12133122222 is a wasteful number, since it uses less digits than its factorization.
12133122222 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 211248.
The product of its digits is 576, while the sum is 21.
Adding to 12133122222 its reverse (22222133121), we get a palindrome (34355255343).
The spelling of 12133122222 in words is "twelve billion, one hundred thirty-three million, one hundred twenty-two thousand, two hundred twenty-two".
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