Base | Representation |
---|---|
bin | 1101011101011… |
… | …01001000100101 |
3 | 21212110020222221 |
4 | 12232231020211 |
5 | 212401004124 |
6 | 15111552341 |
7 | 2540456212 |
oct | 656551045 |
9 | 255406887 |
10 | 112906789 |
11 | 588075a6 |
12 | 3198b6b1 |
13 | 1a512468 |
14 | 10dd0b09 |
15 | 9da3ce4 |
hex | 6bad225 |
112906789 has 4 divisors (see below), whose sum is σ = 114024780. Its totient is φ = 111788800.
The previous prime is 112906771. The next prime is 112906799. The reversal of 112906789 is 987609211.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 64673764 + 48233025 = 8042^2 + 6945^2 .
It is a cyclic number.
It is not a de Polignac number, because 112906789 - 25 = 112906757 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 (112906799) 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, 558844 + ... + 559045.
It is an arithmetic number, because the mean of its divisors is an integer number (28506195).
Almost surely, 2112906789 is an apocalyptic number.
It is an amenable number.
112906789 is a deficient number, since it is larger than the sum of its proper divisors (1117991).
112906789 is a wasteful number, since it uses less digits than its factorization.
112906789 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1117990.
The product of its (nonzero) digits is 54432, while the sum is 43.
The square root of 112906789 is about 10625.7606315972. The cubic root of 112906789 is about 483.3258449362.
The spelling of 112906789 in words is "one hundred twelve million, nine hundred six thousand, seven hundred eighty-nine".
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