664278531 is an odd 9-digits composite number following 664278530
and preceding 664278532 . In scientific notation, it is written as 6.64278531 × 10^8.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 374781888 positive integers (up to 664278531) that are relatively prime to 664278531.
664278531 has 8 divisors, whose sum is 704721600
The reverse of 664278531 is 135872466
Previous prime number is 79
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 42
Digital Root 6
Name
six hundred sixty-four million two hundred seventy-eight thousand five hundred thirty-one
Scientific notation
6.64278531 × 10^8
Engineering notation
6.64278531 × 10^6
Prime Factorization
21 × 79 × 400409
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
664278531
Product of the distinct prime numbers
The prime factorization of 664278531 is 21 × 79 × 400409.
Since it has a total of 3 prime factors.
6 , 5 , 59 , 6 , 743 , 745 , 5109 , 1020 , 54967 , 67265 , 875916 , 325171 , 8746113 , 5622390 , 32836213 , 82275903 , 862300138 , 163128568 , 4526875798 , 1880167821
n×2
1328557062
n×3
1992835593
n×4
2657114124
n×5
3321392655
n÷2
332139265.5
n÷3
221426177
n÷3
166069632.75
n÷5
132855706.2
n2
441265966747517961
n3
2.9312350817134E+26
n4
1.9471565340962E+35
n5
1.2934542820965E+44
2 √n
25773.601436353
3 √n
872.53610236954
4 √n
160.54158787166
5 √n
58.139332768606
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
-664278530
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 664278531 can be divided by 8 positive divisors.
The sum of these divisors (counting 664278531) is 1, the average is 0.125.
Base
System
Value
2
Binary
100111100110000001011000000011
3
Ternary
1201021221211211120
4
Quaternary
213212001120003
5
Quinary
2330023403111
6
Senary
145525443323
8
Octal
4746013003
10
Decimal
664278531
12
Duodecimal
166570543
16
Hexadecimal
27981603
20
Vigesimal
a7beg6b
36
Base36
azhslf
md5
dfca948c8345eefca413c3cefc4f249f
sha1
a0f590af21dccc7d1c6bdd4a5703a1bf9860de5b
sha256
22bc97492f16de93a8e631c7e3291ee9234848688c0e3ec87503da38aa9ec8e4
sha512
0c931f49e9034f3c5092d49c85c42de5438cf52bd2a6c357bf98a420ecfe1ce90c0fdd1701378ede968598cfa2174c3271fe5403b9ea00dbb26ec4c870541674
ripemd-160
1e00bad9924804d9dceb1e4f82377db19c3b5213
Diameter
1328557062
Circumference
4173785105.854
Area
1.3862779194132E+18
Volume
1.2278328798207E+27
Surface area
5.5451116776528E+18
Circumference
4173785105.854
Perimeter
2657114124
Area
441265966747517961
Diagonal
939431707.73348
Surface area
2647595800485107766
Volume
2.9312350817134E+26
Space diagonal
1150564166.0692
Perimeter
1992835593
Area
1.9107376851442E+17
Altitude
575282083.03461
Surface area
1.9107376851442E+17
Volume
3.4544936725524E+25
Height
313143902.57783