83644985 is an odd 8-digits composite number following 83644984
and preceding 83644986 . In scientific notation, it is written as 8.3644985 × 10^7.
The sum of its digits is 47. It has a total of 3 prime factors and 8 positive divisors.
There are 66821040 positive integers (up to 83644985) that are relatively prime to 83644985.
83644985 has 8 divisors, whose sum is 100516416
The reverse of 83644985 is 58944638
Previous prime number is 727
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 47
Digital Root 2
Name
eighty-three million six hundred forty-four thousand nine hundred eighty-five
Scientific notation
8.3644985 × 10^7
Engineering notation
8.3644985 × 10^6
Prime Factorization
5 × 727 × 23011
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
83644985
Product of the distinct prime numbers
The prime factorization of 83644985 is 5 × 727 × 23011.
Since it has a total of 3 prime factors.
3 , 9 , 92 , 77 , 930 , 729 , 2102 , 943 , 68071 , 78725 , 262816 , 301387 , 7398781 , 6133171 , 1604653 , 1743741 , 939492672 , 435648020 , 2296131304 , 2371673307
n×2
167289970
n×3
250934955
n×4
334579940
n×5
418224925
n÷2
41822492.5
n÷3
27881661.666667
n÷3
20911246.25
n÷5
16728997
n2
6996483515650225
n3
5.8522075871931E+23
n4
4.8950781584765E+31
n5
4.094487391396E+39
2 √n
9145.7632267624
3 √n
437.33406060621
4 √n
95.633483815881
5 √n
38.41386285462
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-83644984
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 83644985 can be divided by 8 positive divisors.
The sum of these divisors (counting 83644985) is 1, the average is 0.125.
Base
System
Value
2
Binary
100111111000101001000111001
3
Ternary
12211101121100102
4
Quaternary
10333011020321
5
Quinary
132403114420
6
Senary
12144445145
8
Octal
477051071
10
Decimal
83644985
12
Duodecimal
240197b5
16
Hexadecimal
4fc5239
20
Vigesimal
162fc95
36
Base36
1dssvt
md5
69d4a6abb52c213755df56551c25d02f
sha1
58c31561cfa086eea29307890583220deae09eee
sha256
668730b376614183810dd11687b22acfa8e373de1d491670261475ae52f932cb
sha512
950a5b0b5f6362c61a117d12b04844593e24608961824d9ce7114f9aeed404755285e9dc6c8f9d5b7696b17e8d1348167efe9e26ee7885eb41cd6a43892276b0
ripemd-160
6cfb71c0af12633410d08c1f469fe9f50a055136
Diameter
167289970
Circumference
525556940.77126
Area
2.1980101213729E+16
Volume
2.4513669817611E+24
Surface area
8.7920404854915E+16
Circumference
525556940.77126
Perimeter
334579940
Area
6996483515650225
Diagonal
118291872.21149
Surface area
41978901093901350
Volume
5.8522075871931E+23
Space diagonal
144877363.81834
Perimeter
250934955
Area
3.0295662308561E+15
Altitude
72438681.909168
Surface area
3.0295662308561E+15
Volume
6.896892783026E+22
Height
39430624.070498