66056721 is an odd 8-digits composite number following 66056720
and preceding 66056722 . In scientific notation, it is written as 6.6056721 × 10^7.
The sum of its digits is 33. It has a total of 2 prime factors and 4 positive divisors.
There are 44037812 positive integers (up to 66056721) that are relatively prime to 66056721.
66056721 has 4 divisors, whose sum is 88075632
The reverse of 66056721 is 12765066
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 33
Digital Root 6
Name
sixty-six million fifty-six thousand seven hundred twenty-one
Scientific notation
6.6056721 × 10^7
Engineering notation
6.6056721 × 10^6
Prime Factorization
3 × 22018907
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
66056721
Product of the distinct prime numbers
The prime factorization of 66056721 is 3 × 22018907.
Since it has a total of 2 prime factors.
3 , 2 , 34 , 49 , 15 , 362 , 9243 , 7804 , 43390 , 75317 , 743964 , 733900 , 4620568 , 6039579 , 16821705 , 70310607 , 262806981 , 825179558 , 7043178886 , 2971920354
n×2
132113442
n×3
198170163
n×4
264226884
n×5
330283605
n÷2
33028360.5
n÷3
22018907
n÷3
16514180.25
n÷5
13211344.2
n2
4363490389271841
n3
2.8823786723031E+23
n4
1.9040048377268E+31
n5
1.2577231634837E+39
2 √n
8127.5285911524
3 √n
404.23973819406
4 √n
90.152806895584
5 √n
36.64235706085
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-66056720
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 66056721 can be divided by 4 positive divisors.
The sum of these divisors (counting 66056721) is 1, the average is 0.25.
Base
System
Value
2
Binary
11111011111111001000010001
3
Ternary
11121022000210020
4
Quaternary
3323333020101
5
Quinary
113402303341
6
Senary
10315454053
8
Octal
373771021
10
Decimal
66056721
12
Duodecimal
1a157329
16
Hexadecimal
3eff211
20
Vigesimal
10ch1g1
36
Base36
13btox
md5
f60d4c1d7c3fdd85558f52509b21a48f
sha1
29ac96f9b3081b4b757a4fb57c469922da359613
sha256
732426dbc44fc7049ff2ca0adc3deaf0df31e1031ad0936b00856c7ad29b20d8
sha512
2fce424a6b092f5542ece22cf53a60af9fe34928f4f70990721c05af2f2c2f401f03e7a4eee3ba15a3a0084d031032ed6541d7d54d9df0e31fc3bebc6388c93c
ripemd-160
1b4770e3ec2dc8f5d8714b97bc76853bf33e6b59
Diameter
132113442
Circumference
415046618.82766
Area
1.3708309350946E+16
Volume
1.2073679549028E+24
Surface area
5.4833237403784E+16
Circumference
415046618.82766
Perimeter
264226884
Area
4363490389271841
Diagonal
93418310.724096
Surface area
26180942335631046
Volume
2.8823786723031E+23
Space diagonal
114413596.9534
Perimeter
198170163
Area
1.8894467631393E+15
Altitude
57206798.476701
Surface area
1.8894467631393E+15
Volume
3.3969158418883E+22
Height
31139436.908032