66452021 is an odd 8-digits composite number following 66452020
and preceding 66452022 . In scientific notation, it is written as 6.6452021 × 10^7.
The sum of its digits is 26. It has a total of 3 prime factors and 8 positive divisors.
There are 62594560 positive integers (up to 66452021) that are relatively prime to 66452021.
66452021 has 8 divisors, whose sum is 70421400
The reverse of 66452021 is 12025466
Previous prime number is 29
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 26
Digital Root 8
Name
sixty-six million four hundred fifty-two thousand twenty-one
Scientific notation
6.6452021 × 10^7
Engineering notation
6.6452021 × 10^6
Prime Factorization
41 × 29 × 55889
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
66452021
Product of the distinct prime numbers
The prime factorization of 66452021 is 41 × 29 × 55889.
Since it has a total of 3 prime factors.
6 , 8 , 39 , 58 , 320 , 388 , 1983 , 2100 , 87668 , 11506 , 71182 , 961262 , 2279691 , 2141840 , 2074460 , 2442583 , 739874830 , 970425160 , 1532319637 , 16137585
n×2
132904042
n×3
199356063
n×4
265808084
n×5
332260105
n÷2
33226010.5
n÷3
22150673.666667
n÷3
16613005.25
n÷5
13290404.2
n2
4415871094984441
n3
2.934435587372E+23
n4
1.9499917527519E+31
n5
1.295808929037E+39
2 √n
8151.8109031061
3 √n
405.0444923939
4 √n
90.287379533942
5 √n
36.686107872005
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
-66452020
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 66452021 can be divided by 8 positive divisors.
The sum of these divisors (counting 66452021) is 1, the average is 0.125.
Base
System
Value
2
Binary
11111101011111101000110101
3
Ternary
11122001010000222
4
Quaternary
3331133220311
5
Quinary
114002431041
6
Senary
10332144125
8
Octal
375375065
10
Decimal
66452021
12
Duodecimal
1a308045
16
Hexadecimal
3f5fa35
20
Vigesimal
10f6a11
36
Base36
13kaph
md5
e5943ba6fd380db54db2de906a6133b7
sha1
41b640e914f3a2225968fdcd8fff7223398b3345
sha256
895c06afebc8220b25e074d182223fe1e83f94b6c8eba167e42c50c4fab97721
sha512
d94d1d5d9deef4ef6e895128b3591c3a512171ed5270b21b2a0c78409647a15399a8720f8d67d3d6832b22963c32ed99c2e4843ee0e387e094eda6680ad2626a
ripemd-160
57f5e5ce11b539771cf0f4871d08a196296bbbd7
Diameter
132904042
Circumference
417530361.97959
Area
1.3872868191203E+16
Volume
1.229173504496E+24
Surface area
5.5491472764811E+16
Circumference
417530361.97959
Perimeter
265808084
Area
4415871094984441
Diagonal
93977349.345302
Surface area
26495226569906646
Volume
2.934435587372E+23
Space diagonal
115098276.63763
Perimeter
199356063
Area
1.912128274047E+15
Altitude
57549138.318817
Surface area
1.912128274047E+15
Volume
3.4582655046431E+22
Height
31325783.115101