66291489 is an odd 8-digits composite number following 66291488
and preceding 66291490 . In scientific notation, it is written as 6.6291489 × 10^7.
The sum of its digits is 45. It has a total of 3 prime factors and 8 positive divisors.
There are 40176600 positive integers (up to 66291489) that are relatively prime to 66291489.
66291489 has 8 divisors, whose sum is 80353440
The reverse of 66291489 is 98419266
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 45
Digital Root 9
Name
sixty-six million two hundred ninety-one thousand four hundred eighty-nine
Scientific notation
6.6291489 × 10^7
Engineering notation
6.6291489 × 10^6
Prime Factorization
9 × 11 × 669611
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
66291489
Product of the distinct prime numbers
The prime factorization of 66291489 is 9 × 11 × 669611.
Since it has a total of 3 prime factors.
9 , 6 , 5 , 100 , 243 , 141 , 8024 , 2491 , 91540 , 36072 , 44020 , 175904 , 4249789 , 3495223 , 11060237 , 82114295 , 18597103 , 578237924 , 7154914301 , 7941920410
n×2
132582978
n×3
198874467
n×4
265165956
n×5
331457445
n÷2
33145744.5
n÷3
22097163
n÷3
16572872.25
n÷5
13258297.8
n2
4394561513837121
n3
2.9132202625436E+23
n4
1.9312170898898E+31
n5
1.2802325647104E+39
2 √n
8141.9585481627
3 √n
404.71806624221
4 √n
90.232801952298
5 √n
36.668365767892
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
-66291488
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 66291489 can be divided by 8 positive divisors.
The sum of these divisors (counting 66291489) is 1, the average is 0.125.
Base
System
Value
2
Binary
11111100111000011100100001
3
Ternary
11121201221211100
4
Quaternary
3330320130201
5
Quinary
113432311424
6
Senary
10324505013
8
Octal
374703441
10
Decimal
66291489
12
Duodecimal
1a24b169
16
Hexadecimal
3f38721
20
Vigesimal
10e68e9
36
Base36
13guu9
md5
2d0ccc65b4c0b95e286c66d1e4003672
sha1
26a585e3f670f8ad5d9dce3dbb959eab0451b225
sha256
f10804daf370fb390bf81648ba71415df1160500e5dbecddfe1fa506e70af63c
sha512
502b1e560ba0d99cb1d809835cab65cd9e51378db7a59d8ef48b17776e4512db2ecb3b37dce74e190ea088b39e497d11d49ba5ce6850436580ce1ab8e19a2c4a
ripemd-160
b7c27bc30fdd5eba48d27868ee7364c69265e8ff
Diameter
132582978
Circumference
416521709.67586
Area
1.3805922167619E+16
Volume
1.2202868500128E+24
Surface area
5.5223688670477E+16
Circumference
416521709.67586
Perimeter
265165956
Area
4394561513837121
Diagonal
93750322.813707
Surface area
26367369083022726
Volume
2.9132202625436E+23
Space diagonal
114820227.05739
Perimeter
198874467
Area
1.9029009547382E+15
Altitude
57410113.528697
Surface area
1.9029009547382E+15
Volume
3.4332630045577E+22
Height
31250107.604569