66776989 is an odd 8-digits composite number following 66776988
and preceding 66776990 . In scientific notation, it is written as 6.6776989 × 10^7.
The sum of its digits is 58. It has a total of 3 prime factors and 8 positive divisors.
There are 65235360 positive integers (up to 66776989) that are relatively prime to 66776989.
66776989 has 8 divisors, whose sum is 68323968
The reverse of 66776989 is 98967766
Previous prime number is 1867
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 58
Digital Root 4
Name
sixty-six million seven hundred seventy-six thousand nine hundred eighty-nine
Scientific notation
6.6776989 × 10^7
Engineering notation
6.6776989 × 10^6
Prime Factorization
47 × 1867 × 761
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
66776989
Product of the distinct prime numbers
The prime factorization of 66776989 is 47 × 1867 × 761.
Since it has a total of 3 prime factors.
9 , 5 , 86 , 6 , 235 , 802 , 8497 , 7814 , 71113 , 15025 , 823005 , 390860 , 4068776 , 4812142 , 81241295 , 48663719 , 814611849 , 88661323 , 5144520503 , 6674301117
n×2
133553978
n×3
200330967
n×4
267107956
n×5
333884945
n÷2
33388494.5
n÷3
22258996.333333
n÷3
16694247.25
n÷5
13355397.8
n2
4459166259906121
n3
2.9776969628692E+23
n4
1.9884163733485E+31
n5
1.3278045829051E+39
2 √n
8171.7188522367
3 √n
405.70367734587
4 √n
90.397559990503
5 √n
36.721918848975
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
-66776988
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 66776989 can be divided by 8 positive divisors.
The sum of these divisors (counting 66776989) is 1, the average is 0.125.
Base
System
Value
2
Binary
11111110101110111110011101
3
Ternary
11122122121210211
4
Quaternary
3332232332131
5
Quinary
114043330424
6
Senary
10343132421
8
Octal
376567635
10
Decimal
66776989
12
Duodecimal
1a444111
16
Hexadecimal
3faef9d
20
Vigesimal
10h7299
36
Base36
13r9gd
md5
9507268e61acc53f195df77c420be3c0
sha1
8a739122ad225c6f96fe498116624289f7e5c326
sha256
54113911efbf01cd437a4eb237d9472a7ee5c470b07bc65d44fd0b617cae16df
sha512
c475b4d4f52d2570f735ee509b53f01f73e943dfce7394ad7daaad7efc4b1b11c97b5f6de4610b4813d1f2b7948d6c2990798949b3b2391c4079918bd68956f7
ripemd-160
2a40a602896c0a122cb0f544b6ea091222db07e1
Diameter
133553978
Circumference
419572196.14249
Area
1.4008883963257E+16
Volume
1.2472947870889E+24
Surface area
5.6035535853026E+16
Circumference
419572196.14249
Perimeter
267107956
Area
4459166259906121
Diagonal
94436923.498239
Surface area
26754997559436726
Volume
2.9776969628692E+23
Space diagonal
115661137.72447
Perimeter
200330967
Area
1.9308756303886E+15
Altitude
57830568.862234
Surface area
1.9308756303886E+15
Volume
3.5092495246057E+22
Height
31478974.499413