Base | Representation |
---|---|
bin | 1101010111011… |
… | …01010100110111 |
3 | 21210222100021221 |
4 | 12223231110313 |
5 | 212200334033 |
6 | 15043051211 |
7 | 2531004541 |
oct | 653552467 |
9 | 253870257 |
10 | 112121143 |
11 | 58320302 |
12 | 31670b07 |
13 | 1a2c8994 |
14 | 10c68691 |
15 | 9c9b12d |
hex | 6aed537 |
112121143 has 2 divisors, whose sum is σ = 112121144. Its totient is φ = 112121142.
The previous prime is 112121117. The next prime is 112121161. The reversal of 112121143 is 341121211.
It is a strong prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-112121143 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (112121173) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56060571 + 56060572.
It is an arithmetic number, because the mean of its divisors is an integer number (56060572).
Almost surely, 2112121143 is an apocalyptic number.
112121143 is a deficient number, since it is larger than the sum of its proper divisors (1).
112121143 is an equidigital number, since it uses as much as digits as its factorization.
112121143 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 48, while the sum is 16.
The square root of 112121143 is about 10588.7271661895. The cubic root of 112121143 is about 482.2021829890.
Adding to 112121143 its reverse (341121211), we get a palindrome (453242354).
The spelling of 112121143 in words is "one hundred twelve million, one hundred twenty-one thousand, one hundred forty-three".
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