Base | Representation |
---|---|
bin | 111000111101011011… |
… | …0111111101010111100 |
3 | 102200201201021010211010 |
4 | 1301322312333222330 |
5 | 4001003000234322 |
6 | 132105420555220 |
7 | 11560132401165 |
oct | 1617266775274 |
9 | 380651233733 |
10 | 122320321212 |
11 | 4796a6a5861 |
12 | 1b8589b2b10 |
13 | b6c4b25bbb |
14 | 5cc558476c |
15 | 32ada3d20c |
hex | 1c7adbfabc |
122320321212 has 24 divisors (see below), whose sum is σ = 289673996416. Its totient is φ = 40164881328.
The previous prime is 122320321177. The next prime is 122320321213. The reversal of 122320321212 is 212123023221.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (122320321213) 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, 76069048 + ... + 76070655.
Almost surely, 2122320321212 is an apocalyptic number.
122320321212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
122320321212 is an abundant number, since it is smaller than the sum of its proper divisors (167353675204).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
122320321212 is a wasteful number, since it uses less digits than its factorization.
122320321212 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 152139777 (or 152139775 counting only the distinct ones).
The product of its (nonzero) digits is 576, while the sum is 21.
Adding to 122320321212 its reverse (212123023221), we get a palindrome (334443344433).
The spelling of 122320321212 in words is "one hundred twenty-two billion, three hundred twenty million, three hundred twenty-one thousand, two hundred twelve".
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