85385945 is an odd 8-digits composite number following 85385944
and preceding 85385946 . In scientific notation, it is written as 8.5385945 × 10^7.
The sum of its digits is 47. It has a total of 2 prime factors and 4 positive divisors.
There are 68308752 positive integers (up to 85385945) that are relatively prime to 85385945.
85385945 has 4 divisors, whose sum is 102463140
The reverse of 85385945 is 54958358
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 47
Digital Root 2
Name
eighty-five million three hundred eighty-five thousand nine hundred forty-five
Scientific notation
8.5385945 × 10^7
Engineering notation
8.5385945 × 10^6
Prime Factorization
5 × 17077189
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
85385945
Product of the distinct prime numbers
The prime factorization of 85385945 is 5 × 17077189.
Since it has a total of 2 prime factors.
9 , 7 , 13 , 85 , 877 , 176 , 9781 , 3673 , 97173 , 30700 , 312583 , 724403 , 2147234 , 6053004 , 52577651 , 29450268 , 434854677 , 166653100 , 6697063581 , 5038686968
n×2
170771890
n×3
256157835
n×4
341543780
n×5
426929725
n÷2
42692972.5
n÷3
28461981.666667
n÷3
21346486.25
n÷5
17077189
n2
7290759603543025
n3
6.2252839851635E+23
n4
5.3155175596655E+31
n5
4.5387048999613E+39
2 √n
9240.4515582303
3 √n
440.34742704328
4 √n
96.127267506313
5 √n
38.572454716565
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
-85385944
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 85385945 can be divided by 4 positive divisors.
The sum of these divisors (counting 85385945) is 1, the average is 0.25.
Base
System
Value
2
Binary
101000101101110001011011001
3
Ternary
12221200001111102
4
Quaternary
11011232023121
5
Quinary
133324322240
6
Senary
12250041145
8
Octal
505561331
10
Decimal
85385945
12
Duodecimal
247191b5
16
Hexadecimal
516e2d9
20
Vigesimal
16dd4h5
36
Base36
1eu47t
md5
ec1f6e6458a69b7659040f34bae690e0
sha1
4113b0c914e5b5365da75c5c6905fbc219da06c2
sha256
91d470d59b0c34e6a5f47e7b614885d5ea9396f5cecdcee6ef61c860605d84f5
sha512
b116226b250dbd3bb7aba1cacb7189fdb7fa1273f94e224d882568ec47d3ee3cbe29e2975f683430a902e693716ce3191e7b2631c025808222b813aa31b21e29
ripemd-160
207aaca69446dbef7760cc2250f9dffd58afd33c
Diameter
170771890
Circumference
536495715.06364
Area
2.290459680958E+16
Volume
2.6076408579066E+24
Surface area
9.161838723832E+16
Circumference
536495715.06364
Perimeter
341543780
Area
7290759603543025
Diagonal
120753961.45504
Surface area
43744557621258150
Volume
6.2252839851635E+23
Space diagonal
147892794.99228
Perimeter
256157835
Area
3.1569915147768E+15
Altitude
73946397.496141
Surface area
3.1569915147768E+15
Volume
7.3365675345352E+22
Height
40251320.485014