84509945 is an odd 8-digits composite number following 84509944
and preceding 84509946 . In scientific notation, it is written as 8.4509945 × 10^7.
The sum of its digits is 44. It has a total of 2 prime factors and 4 positive divisors.
There are 62407296 positive integers (up to 84509945) that are relatively prime to 84509945.
84509945 has 4 divisors, whose sum is 85810164
The reverse of 84509945 is 54990548
Previous prime number is 65
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 44
Digital Root 8
Name
eighty-four million five hundred nine thousand nine hundred forty-five
Scientific notation
8.4509945 × 10^7
Engineering notation
8.4509945 × 10^6
Prime Factorization
65 × 1300153
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
84509945
Product of the distinct prime numbers
The prime factorization of 84509945 is 65 × 1300153.
Since it has a total of 2 prime factors.
2 , 9 , 9 , 95 , 653 , 990 , 3939 , 3721 , 68227 , 29342 , 219835 , 488753 , 8786145 , 264507 , 26534382 , 45643946 , 152355039 , 126737369 , 8921157425 , 5452892329
n×2
169019890
n×3
253529835
n×4
338039780
n×5
422549725
n÷2
42254972.5
n÷3
28169981.666667
n÷3
21127486.25
n÷5
16901989
n2
7141930803903025
n3
6.0356417943165E+23
n4
5.1007175607739E+31
n5
4.3106136052154E+39
2 √n
9192.9290761976
3 √n
438.83636230385
4 √n
95.879763642792
5 √n
38.492982638159
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
-84509944
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 84509945 can be divided by 4 positive divisors.
The sum of these divisors (counting 84509945) is 1, the average is 0.25.
Base
System
Value
2
Binary
101000010011000010011111001
3
Ternary
12220000112211222
4
Quaternary
11002120103321
5
Quinary
133113304240
6
Senary
12215201425
8
Octal
502302371
10
Decimal
84509945
12
Duodecimal
24376275
16
Hexadecimal
50984f9
20
Vigesimal
1683eh5
36
Base36
1ebcah
md5
c4c30766e0140a0dd9ea5adc0b22d105
sha1
8aa7ca27b62ae0bc03bcd79d05d4f08186e035fc
sha256
3c9eb0a526ee0ba31286a00c1480c4df133a8288a9711503de70369765b22262
sha512
eef614830ebe4fb908e3ac775190809733e9ff4a78bad76d4a72f8f830fe44fcb5ed4ee97491cb30ebbb99496f70c164fbd1cc84da8956112e293473cb649839
ripemd-160
400e4adb0d6dc93751ee2ad069ff22e1ec20217b
Diameter
169019890
Circumference
530991644.73455
Area
2.2437037345988E+16
Volume
2.5282037227632E+24
Surface area
8.9748149383954E+16
Circumference
530991644.73455
Perimeter
338039780
Area
7141930803903025
Diagonal
119515110.3744
Surface area
42851584823418150
Volume
6.0356417943165E+23
Space diagonal
146375518.48485
Perimeter
253529835
Area
3.0925467541253E+15
Altitude
73187759.242426
Surface area
3.0925467541253E+15
Volume
7.1130720692902E+22
Height
39838370.124801