66475989 is an odd 8-digits composite number following 66475988
and preceding 66475990 . In scientific notation, it is written as 6.6475989 × 10^7.
The sum of its digits is 54. It has a total of 4 prime factors and 12 positive divisors.
There are 44238312 positive integers (up to 66475989) that are relatively prime to 66475989.
66475989 has 12 divisors, whose sum is 96192096
The reverse of 66475989 is 98957466
Previous prime number is 587
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 54
Digital Root 9
Name
sixty-six million four hundred seventy-five thousand nine hundred eighty-nine
Scientific notation
6.6475989 × 10^7
Engineering notation
6.6475989 × 10^6
Prime Factorization
3 × 3 × 587 × 12583
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
22158663
Product of the distinct prime numbers
The prime factorization of 66475989 is 3 × 3 × 587 × 12583.
Since it has a total of 4 prime factors.
3 , 7 , 30 , 48 , 637 , 928 , 7806 , 1228 , 24986 , 4719 , 341305 , 290781 , 1404758 , 6250482 , 21269528 , 1730087 , 636674285 , 813780197 , 3408278805 , 2669859764
n×2
132951978
n×3
199427967
n×4
265903956
n×5
332379945
n÷2
33237994.5
n÷3
22158663
n÷3
16618997.25
n÷5
13295197.8
n2
4419057113528121
n3
2.9376119206927E+23
n4
1.9528065772623E+31
n5
1.2981474854922E+39
2 √n
8153.2808733663
3 √n
405.09318386235
4 √n
90.295519674933
5 √n
36.688753888755
1 , 3 , 9 , 587 , 1761 , 5283 , 12583 , 37749 , 113247 , 7386221 , 22158663 , 66475989
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-66475988
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 66475989 can be divided by 12 positive divisors.
The sum of these divisors (counting 66475989) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
11111101100101011111010101
3
Ternary
11122002022220200
4
Quaternary
3331211133111
5
Quinary
114004212424
6
Senary
10332451113
8
Octal
375453725
10
Decimal
66475989
12
Duodecimal
1a319a99
16
Hexadecimal
3f657d5
20
Vigesimal
10f99j9
36
Base36
13kt79
md5
f40d8ca2547e3ca7126de17f11762d75
sha1
820de61c5993ad9f46da42439e311c568888fd31
sha256
1ed92a73cff2f867a272bd8a5718de84e990a921e965e58b404f75c5f8c51336
sha512
6fc7e28ffaee0cd64208d11d06f5ec129c92a9a4106bd6d5e01259f9bd8a92c94ceb741958a9861d678062310b6cc34208c6cae96ec614bcbcc34ffc85777858
ripemd-160
9068bb7fa57ee5edd24657cd3433324a802d0c4b
Diameter
132951978
Circumference
417680957.36503
Area
1.3882877363654E+16
Volume
1.2305040038861E+24
Surface area
5.5531509454615E+16
Circumference
417680957.36503
Perimeter
265903956
Area
4419057113528121
Diagonal
94011245.215965
Surface area
26514342681168726
Volume
2.9376119206927E+23
Space diagonal
115139790.43139
Perimeter
199427967
Area
1.9135078605448E+15
Altitude
57569895.215695
Surface area
1.9135078605448E+15
Volume
3.4620088493604E+22
Height
31337081.738655