66013645 is an odd 8-digits composite number following 66013644
and preceding 66013646 . In scientific notation, it is written as 6.6013645 × 10^7.
The sum of its digits is 31. It has a total of 3 prime factors and 8 positive divisors.
There are 52689936 positive integers (up to 66013645) that are relatively prime to 66013645.
66013645 has 8 divisors, whose sum is 79397856
The reverse of 66013645 is 54631066
Previous prime number is 443
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
sixty-six million thirteen thousand six hundred forty-five
Scientific notation
6.6013645 × 10^7
Engineering notation
6.6013645 × 10^6
Prime Factorization
5 × 443 × 29803
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
66013645
Product of the distinct prime numbers
The prime factorization of 66013645 is 5 × 443 × 29803.
Since it has a total of 3 prime factors.
5 , 8 , 66 , 53 , 253 , 51 , 7070 , 4642 , 91118 , 71176 , 292047 , 179511 , 9479305 , 1734573 , 38346159 , 72076587 , 716338691 , 996718804 , 4474293885 , 3205055275
n×2
132027290
n×3
198040935
n×4
264054580
n×5
330068225
n÷2
33006822.5
n÷3
22004548.333333
n÷3
16503411.25
n÷5
13202729
n2
4357801326186025
n3
2.8767434972737E+23
n4
1.8990432398509E+31
n5
1.2536276627517E+39
2 √n
8124.8781529325
3 √n
404.15185000182
4 √n
90.138105998143
5 √n
36.637576871869
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
-66013644
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 66013645 can be divided by 8 positive divisors.
The sum of these divisors (counting 66013645) is 1, the average is 0.125.
Base
System
Value
2
Binary
11111011110100100111001101
3
Ternary
11121012211200211
4
Quaternary
3323310213031
5
Quinary
113344414040
6
Senary
10314522421
8
Octal
373644715
10
Decimal
66013645
12
Duodecimal
1a136411
16
Hexadecimal
3ef49cd
20
Vigesimal
10cbe25
36
Base36
13awgd
md5
14199c63e5ad6cd98250e90f75a33777
sha1
d2d0dfcc28d7c616277e6ed87d0dec0668c5af34
sha256
d3080562015207449ca5a1da7b465cf4eb1b4939ee98b13048c45c5ad53527fe
sha512
0e9a3d39db6489253301f462355098d1a7eddb36179d89bd8527f1e79014e8ecc5e47b6b5c2f253095adbfb4e28bde73871ff54805fec7d7e1a44553f22eea2e
ripemd-160
38ea1fdc848998ec0ae69cd81ad8f2c83b3c591a
Diameter
132027290
Circumference
414775964.33737
Area
1.369043663215E+16
Volume
1.2050074983063E+24
Surface area
5.4761746528599E+16
Circumference
414775964.33737
Perimeter
264054580
Area
4357801326186025
Diagonal
93357392.060683
Surface area
26146807957116150
Volume
2.8767434972737E+23
Space diagonal
114338987.13282
Perimeter
198040935
Area
1.8869833265613E+15
Altitude
57169493.566408
Surface area
1.8869833265613E+15
Volume
3.3902747244276E+22
Height
31119130.686894