Base | Representation |
---|---|
bin | 10110100011110111… |
… | …01100001101100011 |
3 | 1011021002220101100022 |
4 | 23101323230031203 |
5 | 144301134122243 |
6 | 5321510344055 |
7 | 606101321414 |
oct | 132173541543 |
9 | 34232811308 |
10 | 12112020323 |
11 | 5155a13157 |
12 | 242035b02b |
13 | 11b0426640 |
14 | 82c85b80b |
15 | 4ad4ebb68 |
hex | 2d1eec363 |
12112020323 has 16 divisors (see below), whose sum is σ = 13554912000. Its totient is φ = 10747002240.
The previous prime is 12112020301. The next prime is 12112020359. The reversal of 12112020323 is 32302021121.
It is not a de Polignac number, because 12112020323 - 210 = 12112019299 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (12112028323) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40808 + ... + 160901.
It is an arithmetic number, because the mean of its divisors is an integer number (847182000).
Almost surely, 212112020323 is an apocalyptic number.
12112020323 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
12112020323 is a deficient number, since it is larger than the sum of its proper divisors (1442891677).
12112020323 is a wasteful number, since it uses less digits than its factorization.
12112020323 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 201902.
The product of its (nonzero) digits is 144, while the sum is 17.
Adding to 12112020323 its reverse (32302021121), we get a palindrome (44414041444).
The spelling of 12112020323 in words is "twelve billion, one hundred twelve million, twenty thousand, three hundred twenty-three".
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