Base | Representation |
---|---|
bin | 1010001000110… |
… | …00010011001101 |
3 | 12221000011222102 |
4 | 11010120103031 |
5 | 133232043224 |
6 | 12234324445 |
7 | 2051531042 |
oct | 504302315 |
9 | 187004872 |
10 | 85034189 |
11 | 43aaa499 |
12 | 24589725 |
13 | 148038b6 |
14 | b4171c9 |
15 | 76ea4ae |
hex | 51184cd |
85034189 has 4 divisors (see below), whose sum is σ = 86303424. Its totient is φ = 83764956.
The previous prime is 85034149. The next prime is 85034203. The reversal of 85034189 is 98143058.
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 85034189 - 220 = 83985613 is a prime.
It is an alternating number because its digits alternate between even and odd.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (85034149) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 634517 + ... + 634650.
It is an arithmetic number, because the mean of its divisors is an integer number (21575856).
Almost surely, 285034189 is an apocalyptic number.
It is an amenable number.
85034189 is a deficient number, since it is larger than the sum of its proper divisors (1269235).
85034189 is a wasteful number, since it uses less digits than its factorization.
85034189 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1269234.
The product of its (nonzero) digits is 34560, while the sum is 38.
The square root of 85034189 is about 9221.3984297394. The cubic root of 85034189 is about 439.7419095922.
The spelling of 85034189 in words is "eighty-five million, thirty-four thousand, one hundred eighty-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.120 sec. • engine limits •