66652021 is an odd 8-digits composite number following 66652020
and preceding 66652022 . In scientific notation, it is written as 6.6652021 × 10^7.
The sum of its digits is 28. It has a total of 4 prime factors and 16 positive divisors.
There are 63403200 positive integers (up to 66652021) that are relatively prime to 66652021.
66652021 has 16 divisors, whose sum is 70012800
The reverse of 66652021 is 12025666
Previous prime number is 101
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
sixty-six million six hundred fifty-two thousand twenty-one
Scientific notation
6.6652021 × 10^7
Engineering notation
6.6652021 × 10^6
Prime Factorization
43 × 149 × 101 × 103
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
66652021
Product of the distinct prime numbers
The prime factorization of 66652021 is 43 × 149 × 101 × 103.
Since it has a total of 4 prime factors.
2 , 6 , 68 , 61 , 395 , 427 , 2737 , 9064 , 96012 , 10385 , 672117 , 950262 , 8005381 , 359335 , 74182686 , 85429448 , 732435984 , 767979649 , 3818637486 , 8167659108
n×2
133304042
n×3
199956063
n×4
266608084
n×5
333260105
n÷2
33326010.5
n÷3
22217340.333333
n÷3
16663005.25
n÷5
13330404.2
n2
4442491903384441
n3
2.9610106363671E+23
n4
1.9735734311636E+31
n5
1.3154265777896E+39
2 √n
8164.0688997583
3 √n
405.45043822928
4 √n
90.355237256942
5 √n
36.708164099267
1 , 43 , 101 , 103 , 149 , 4343 , 4429 , 6407 , 10403 , 15049 , 15347 , 447329 , 647107 , 659921 , 1550047 , 66652021
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-66652020
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 66652021 can be divided by 16 positive divisors.
The sum of these divisors (counting 66652021) is 1, the average is 0.0625.
Base
System
Value
2
Binary
11111110010000011101110101
3
Ternary
11122102021101101
4
Quaternary
3332100131311
5
Quinary
114030331041
6
Senary
10340330101
8
Octal
376203565
10
Decimal
66652021
12
Duodecimal
1a3a3931
16
Hexadecimal
3f90775
20
Vigesimal
10gba11
36
Base36
13ol11
md5
df050a55981a19481c07074f77650d7a
sha1
837fc5802a1dcf05ef2083d7045c38548f02e7e0
sha256
f49f5081249fa0715700cfd09f4f4eebfb6e8fdabd5617111c1871b3dbb32f63
sha512
4b57a83f4a04dd3896af6540f32fd1f712391c883944220399811afd6bab4a4cf72ecd7b207c65c8e11db711b35c54c6a8a181bced0c1784a284d65d6e45eb1c
ripemd-160
6f9e3cc15ddbfc2f2b81f15518f204b0c48e83a9
Diameter
133304042
Circumference
418786999.04103
Area
1.3956499927305E+16
Volume
1.2403052349883E+24
Surface area
5.5825999709219E+16
Circumference
418786999.04103
Perimeter
266608084
Area
4442491903384441
Diagonal
94260192.057776
Surface area
26654951420306646
Volume
2.9610106363671E+23
Space diagonal
115444686.79915
Perimeter
199956063
Area
1.9236554222188E+15
Altitude
57722343.399574
Surface area
1.9236554222188E+15
Volume
3.4895845002344E+22
Height
31420064.019259