Base | Representation |
---|---|
bin | 1111111111110… |
… | …11110111010101 |
3 | 100100112002212121 |
4 | 13333323313111 |
5 | 233323411124 |
6 | 21152215541 |
7 | 3216454642 |
oct | 777736725 |
9 | 310462777 |
10 | 134200789 |
11 | 69831048 |
12 | 38b3a5b1 |
13 | 21a59868 |
14 | 13b74dc9 |
15 | bbad2e4 |
hex | 7ffbdd5 |
134200789 has 4 divisors (see below), whose sum is σ = 134287360. Its totient is φ = 134114220.
The previous prime is 134200783. The next prime is 134200841. The reversal of 134200789 is 987002431.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 134200789 - 25 = 134200757 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 (134200783) 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, 40917 + ... + 44074.
It is an arithmetic number, because the mean of its divisors is an integer number (33571840).
Almost surely, 2134200789 is an apocalyptic number.
It is an amenable number.
134200789 is a deficient number, since it is larger than the sum of its proper divisors (86571).
134200789 is an equidigital number, since it uses as much as digits as its factorization.
134200789 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 86570.
The product of its (nonzero) digits is 12096, while the sum is 34.
The square root of 134200789 is about 11584.5064202149. The cubic root of 134200789 is about 511.9784600415.
The spelling of 134200789 in words is "one hundred thirty-four million, two hundred thousand, seven hundred eighty-nine".
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