83641985 is an odd 8-digits composite number following 83641984
and preceding 83641986 . In scientific notation, it is written as 8.3641985 × 10^7.
The sum of its digits is 44. It has a total of 3 prime factors and 8 positive divisors.
There are 57120000 positive integers (up to 83641985) that are relatively prime to 83641985.
83641985 has 8 divisors, whose sum is 86383584
The reverse of 83641985 is 58914638
Previous prime number is 251
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 44
Digital Root 8
Name
eighty-three million six hundred forty-one thousand nine hundred eighty-five
Scientific notation
8.3641985 × 10^7
Engineering notation
8.3641985 × 10^6
Prime Factorization
35 × 251 × 9521
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
83641985
Product of the distinct prime numbers
The prime factorization of 83641985 is 35 × 251 × 9521.
Since it has a total of 3 prime factors.
9 , 2 , 85 , 75 , 967 , 908 , 8320 , 7715 , 58000 , 88731 , 327731 , 657889 , 331337 , 846236 , 24163622 , 57337875 , 110068010 , 903321406 , 358548316 , 7653379709
n×2
167283970
n×3
250925955
n×4
334567940
n×5
418209925
n÷2
41820992.5
n÷3
27880661.666667
n÷3
20910496.25
n÷5
16728397
n2
6995981654740225
n3
5.8515779262606E+23
n4
4.8943759313462E+31
n5
4.0937531823402E+39
2 √n
9145.599214923
3 √n
437.32883208846
4 √n
95.632626309869
5 √n
38.413587301359
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
-83641984
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 83641985 can be divided by 8 positive divisors.
The sum of these divisors (counting 83641985) is 1, the average is 0.125.
Base
System
Value
2
Binary
100111111000100011010000001
3
Ternary
12211101110020022
4
Quaternary
10333010122001
5
Quinary
132403020420
6
Senary
12144423225
8
Octal
477043201
10
Decimal
83641985
12
Duodecimal
24017b15
16
Hexadecimal
4fc4681
20
Vigesimal
162f4j5
36
Base36
1dsqkh
md5
999b40252b0e88965fcf5c0364216c77
sha1
23d6f9a0a527d809a93881a74115ad19ce138da3
sha256
18de1157e64e076a6d97a53dbb5d788d3fb66180e6360eb4d55e4c99f5bb3d12
sha512
7fcef660fe5bc46136d72dbc4e25b3d5f37722fa2650a68477ebeb690002620d318471177fa9860bfd5a5f32557cc952516d36f527869d365c27545cde40a110
ripemd-160
6c48578ff959874affdb7655aacaaa911dfb2761
Diameter
167283970
Circumference
525538091.21534
Area
2.1978524571181E+16
Volume
2.4511032300065E+24
Surface area
8.7914098284723E+16
Circumference
525538091.21534
Perimeter
334567940
Area
6995981654740225
Diagonal
118287629.57081
Surface area
41975889928441350
Volume
5.8515779262606E+23
Space diagonal
144872167.66591
Perimeter
250925955
Area
3.0293489187075E+15
Altitude
72436083.832957
Surface area
3.0293489187075E+15
Volume
6.8961507205006E+22
Height
39429209.856936