64081531 is an odd 8-digits composite number following 64081530
and preceding 64081532 . In scientific notation, it is written as 6.4081531 × 10^7.
The sum of its digits is 28. It has a total of 3 prime factors and 8 positive divisors.
There are 63421800 positive integers (up to 64081531) that are relatively prime to 64081531.
64081531 has 8 divisors, whose sum is 64744704
The reverse of 64081531 is 13518046
Previous prime number is 151
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
sixty-four million eighty-one thousand five hundred thirty-one
Scientific notation
6.4081531 × 10^7
Engineering notation
6.4081531 × 10^6
Prime Factorization
347 × 151 × 1223
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
64081531
Product of the distinct prime numbers
The prime factorization of 64081531 is 347 × 151 × 1223.
Since it has a total of 3 prime factors.
2 , 9 , 8 , 28 , 31 , 457 , 1165 , 2612 , 64378 , 53521 , 887633 , 222640 , 894244 , 4425864 , 82571847 , 33741943 , 18296686 , 681202449 , 8673650976 , 516164104
n×2
128163062
n×3
192244593
n×4
256326124
n×5
320407655
n÷2
32040765.5
n÷3
21360510.333333
n÷3
16020382.75
n÷5
12816306.2
n2
4106442615303961
n3
2.6314712975232E+23
n4
1.6862870952784E+31
n5
1.0805985877099E+39
2 √n
8005.0940656559
3 √n
400.16978417314
4 √n
89.471191260964
5 √n
36.420556363101
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
-64081530
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 64081531 can be divided by 8 positive divisors.
The sum of these divisors (counting 64081531) is 1, the average is 0.125.
Base
System
Value
2
Binary
11110100011100111001111011
3
Ternary
11110120200100001
4
Quaternary
3310130321323
5
Quinary
112401102111
6
Senary
10205253431
8
Octal
364347173
10
Decimal
64081531
12
Duodecimal
19564277
16
Hexadecimal
3d1ce7b
20
Vigesimal
100a3gb
36
Base36
125hmj
md5
6a04cde66d160817b3f8dc862ad6ed2a
sha1
b547df7c860112d96e72e9e2863d3a75ba0bf45e
sha256
d31937f3558d843e2f8f48e0d93ce32b1d34bb4c73842f48513d8b5b22eda950
sha512
e14851964e36a773a4172063ce16d05ed3ff2b52b898535f2aa578c9f9a6c486501accf186a3734c2f1cac78a6efeb48e2412590a3741e4eed556b4b24ba50a9
ripemd-160
0c2ea1e1a755da2eea8e665aa4bbf0a920e6d640
Diameter
128163062
Circumference
402636134.04077
Area
1.2900769952627E+16
Volume
1.1022681195242E+24
Surface area
5.1603079810508E+16
Circumference
402636134.04077
Perimeter
256326124
Area
4106442615303961
Diagonal
90624970.237832
Surface area
24638655691823766
Volume
2.6314712975232E+23
Space diagonal
110992467.5188
Perimeter
192244593
Area
1.7781418120181E+15
Altitude
55496233.7594
Surface area
1.7781418120181E+15
Volume
3.1012186649607E+22
Height
30208323.412611