84205985 is an odd 8-digits composite number following 84205984
and preceding 84205986 . In scientific notation, it is written as 8.4205985 × 10^7.
The sum of its digits is 41. It has a total of 2 prime factors and 4 positive divisors.
There are 67364784 positive integers (up to 84205985) that are relatively prime to 84205985.
84205985 has 4 divisors, whose sum is 101047188
The reverse of 84205985 is 58950248
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 41
Digital Root 5
Name
eighty-four million two hundred five thousand nine hundred eighty-five
Scientific notation
8.4205985 × 10^7
Engineering notation
8.4205985 × 10^6
Prime Factorization
5 × 16841197
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
84205985
Product of the distinct prime numbers
The prime factorization of 84205985 is 5 × 16841197.
Since it has a total of 2 prime factors.
8 , 8 , 52 , 71 , 640 , 461 , 9455 , 4731 , 19216 , 64734 , 548705 , 672318 , 3275026 , 2826352 , 26894206 , 71360661 , 422163327 , 524223192 , 9103856876 , 83020113
n×2
168411970
n×3
252617955
n×4
336823940
n×5
421029925
n÷2
42102992.5
n÷3
28068661.666667
n÷3
21051496.25
n÷5
16841197
n2
7090647909820225
n3
5.970749915346E+23
n4
5.0277287781038E+31
n5
4.2336485407308E+39
2 √n
9176.3819122789
3 √n
438.30960401388
4 √n
95.793433555119
5 √n
38.46525289199
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-84205984
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
1
Returns the nth root of the product of n divisors
H
Harmonic Mean
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 84205985 can be divided by 4 positive divisors.
The sum of these divisors (counting 84205985) is 1, the average is 0.25.
Base
System
Value
2
Binary
101000001001110000110100001
3
Ternary
12212110002220012
4
Quaternary
11001032012201
5
Quinary
133024042420
6
Senary
12204454305
8
Octal
501160641
10
Decimal
84205985
12
Duodecimal
2424a395
16
Hexadecimal
504e1a1
20
Vigesimal
1665ej5
36
Base36
1e4tr5
md5
89984450794fe95f466997f1d5795bde
sha1
98f36fcdc680048b12ddfaac091a32a4fcfc0032
sha256
f2d3fe66046290e615bc2032d942d89688d49824bc61fc44b5690cc41ef175a3
sha512
35104546327e054536312e516b5cd58005482f16f1af04b84014d7ce892bacabc6c239ce57bac0c80c5a74f212f0eb86a6565ef67f4dff1204e258a7db025817
ripemd-160
c52cd4891daaa3b1d8c25403ecfe57282a7d8896
Diameter
168411970
Circumference
529081807.72858
Area
2.2275927382683E+16
Volume
2.5010218760631E+24
Surface area
8.9103709530732E+16
Circumference
529081807.72858
Perimeter
336823940
Area
7090647909820225
Diagonal
119085246.01999
Surface area
42543887458921350
Volume
5.970749915346E+23
Space diagonal
145849044.32138
Perimeter
252617955
Area
3.0703406095977E+15
Altitude
72924522.160691
Surface area
3.0703406095977E+15
Volume
7.036596256517E+22
Height
39695082.006662