66408025 is an odd 8-digits composite number following 66408024
and preceding 66408026 . In scientific notation, it is written as 6.6408025 × 10^7.
The sum of its digits is 31. It has a total of 3 prime factors and 6 positive divisors.
There are 53126400 positive integers (up to 66408025) that are relatively prime to 66408025.
66408025 has 6 divisors, whose sum is 82345982
The reverse of 66408025 is 52080466
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
sixty-six million four hundred eight thousand twenty-five
Scientific notation
6.6408025 × 10^7
Engineering notation
6.6408025 × 10^6
Prime Factorization
5 × 5 × 2656321
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
13281605
Product of the distinct prime numbers
The prime factorization of 66408025 is 5 × 5 × 2656321.
Since it has a total of 3 prime factors.
8 , 9 , 5 , 48 , 26 , 468 , 7792 , 7126 , 57963 , 36185 , 125574 , 655885 , 4651665 , 6830134 , 87134389 , 52980058 , 544675280 , 407351040 , 9439941685 , 3322661278
n×2
132816050
n×3
199224075
n×4
265632100
n×5
332040125
n÷2
33204012.5
n÷3
22136008.333333
n÷3
16602006.25
n÷5
13281605
n2
4410025784400625
n3
2.9286110254112E+23
n4
1.9448327419078E+31
n5
1.2915250134543E+39
2 √n
8149.111914804
3 √n
404.95508316578
4 √n
90.272431643354
5 √n
36.681248818534
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-66408024
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 66408025 can be divided by 6 positive divisors.
The sum of these divisors (counting 66408025) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
11111101010100111001011001
3
Ternary
11121221212200111
4
Quaternary
3331110321121
5
Quinary
114000024100
6
Senary
10331204321
8
Octal
375247131
10
Decimal
66408025
12
Duodecimal
1a2a66a1
16
Hexadecimal
3f54e59
20
Vigesimal
10f1015
36
Base36
13jcrd
md5
80a7dd90fc638d0efcfbcabb2c1fd275
sha1
01bbece9356fc0ee9def6b48aba35299a34324ec
sha256
9ece340473a9042f209013bee197872d770161d2739782dbf25390d4daffb100
sha512
ddd0a95ff25ca83e904e61a6e6504b63d9944e9acc39414a959790eae68d76fa5331ae95a5636cda82bc126bb1b7f5ac910eadcc3f1d1d717c87432fe2c88167
ripemd-160
395b00cfef6ec8302159a89156625047b631f0cb
Diameter
132816050
Circumference
417253926.95881
Area
1.3854504606415E+16
Volume
1.2267337176872E+24
Surface area
5.5418018425658E+16
Circumference
417253926.95881
Perimeter
265632100
Area
4410025784400625
Diagonal
93915129.605412
Surface area
26460154706403750
Volume
2.9286110254112E+23
Space diagonal
115022073.3303
Perimeter
199224075
Area
1.9095971803177E+15
Altitude
57511036.665152
Surface area
1.9095971803177E+15
Volume
3.4514011925433E+22
Height
31305043.201804