66702421 is an odd 8-digits composite number following 66702420
and preceding 66702422 . In scientific notation, it is written as 6.6702421 × 10^7.
The sum of its digits is 28. It has a total of 3 prime factors and 8 positive divisors.
There are 64418160 positive integers (up to 66702421) that are relatively prime to 66702421.
66702421 has 8 divisors, whose sum is 68995584
The reverse of 66702421 is 12420766
Previous prime number is 557
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
sixty-six million seven hundred two thousand four hundred twenty-one
Scientific notation
6.6702421 × 10^7
Engineering notation
6.6702421 × 10^6
Prime Factorization
31 × 557 × 3863
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
66702421
Product of the distinct prime numbers
The prime factorization of 66702421 is 31 × 557 × 3863.
Since it has a total of 3 prime factors.
1 , 2 , 60 , 52 , 1 , 233 , 7925 , 9679 , 51744 , 41433 , 41281 , 978457 , 2194596 , 1570824 , 29209885 , 29698545 , 821613414 , 371086238 , 1609593269 , 8253711432
n×2
133404842
n×3
200107263
n×4
266809684
n×5
333512105
n÷2
33351210.5
n÷3
22234140.333333
n÷3
16675605.25
n÷5
13340484.2
n2
4449212967261241
n3
2.9677327646092E+23
n4
1.9795496028046E+31
n5
1.3204075099665E+39
2 √n
8167.15501261
3 √n
405.5526084424
4 √n
90.372313307838
5 √n
36.71371391488
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
-66702420
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 66702421 can be divided by 8 positive divisors.
The sum of these divisors (counting 66702421) is 1, the average is 0.125.
Base
System
Value
2
Binary
11111110011100110001010101
3
Ternary
11122111211112001
4
Quaternary
3332130301111
5
Quinary
114033434141
6
Senary
10341355301
8
Octal
376346125
10
Decimal
66702421
12
Duodecimal
1a408b31
16
Hexadecimal
3f9cc55
20
Vigesimal
10ghg11
36
Base36
13pnx1
md5
78e98630d290bca9ab0a1ddd072b0664
sha1
d367ede27f940f0270a419c69ac26992604ae2e1
sha256
1952b39aeae1cb0867a568639b1cbfdb99a46f2ad210ba8bdf7dbdaab2b7b051
sha512
fee33b2f23eccf5a0a25c5cccf96c79cd730f3e01722dc9085ccf167aca37d5768d2e4fdb675f133e3a15afe72d77debe6c745c04d4aec5b2d3a43abbf4a0190
ripemd-160
dbf47c24a5836681a086c776c7ba9d35a6d502d6
Diameter
133404842
Circumference
419103671.58051
Area
1.3977614772204E+16
Volume
1.2431209934819E+24
Surface area
5.5910459088817E+16
Circumference
419103671.58051
Perimeter
266809684
Area
4449212967261241
Diagonal
94331468.42132
Surface area
26695277803567446
Volume
2.9677327646092E+23
Space diagonal
115531982.15985
Perimeter
200107263
Area
1.9265657282477E+15
Altitude
57765991.079925
Surface area
1.9265657282477E+15
Volume
3.4975066043411E+22
Height
31443822.807107