20061681 is an odd 8-digits composite number following 20061680
and preceding 20061682 . In scientific notation, it is written as 2.0061681 × 10^7.
The sum of its digits is 24. It has a total of 5 prime factors and 32 positive divisors.
There are 12122880 positive integers (up to 20061681) that are relatively prime to 20061681.
20061681 has 32 divisors, whose sum is 29417472
The reverse of 20061681 is 18616002
Previous prime number is 23
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 24
Digital Root 6
Name
twenty million sixty-one thousand six hundred eighty-one
Scientific notation
2.0061681 × 10^7
Engineering notation
2.0061681 × 10^6
Prime Factorization
3 × 31 × 83 × 23 × 113
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
20061681
Product of the distinct prime numbers
The prime factorization of 20061681 is 3 × 31 × 83 × 23 × 113.
Since it has a total of 5 prime factors.
7 , 1 , 76 , 62 , 443 , 630 , 1539 , 9318 , 21303 , 5705 , 437476 , 369447 , 7790924 , 9305829 , 90291731 , 67555963 , 292288857 , 53277609 , 3152818360 , 864466771
n×2
40123362
n×3
60185043
n×4
80246724
n×5
100308405
n÷2
10030840.5
n÷3
6687227
n÷3
5015420.25
n÷5
4012336.2
n2
402471044545761
n3
8.0742457074138E+21
n4
1.6198294169776E+29
n5
3.249650103782E+36
2 √n
4479.0267916144
3 √n
271.72052194039
4 √n
66.9255316872
5 √n
28.871773637991
1 , 3 , 23 , 31 , 69 , 83 , 93 , 113 , 249 , 339 , 713 , 1909 , 2139 , 2573 , 2599 , 3503 , 5727 , 7719 , 7797 , 9379 , 10509 , 28137 , 59179 , 80569 , 177537 , 215717 , 241707 , 290749 , 647151 , 872247 , 6687227 , 20061681
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20061680
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20061681 can be divided by 32 positive divisors.
The sum of these divisors (counting 20061681) is 1, the average is 0.03125.
Base
System
Value
2
Binary
1001100100001110111110001
3
Ternary
1101202020110020
4
Quaternary
1030201313301
5
Quinary
20113433211
6
Senary
1553554053
8
Octal
114416761
10
Decimal
20061681
12
Duodecimal
6875929
16
Hexadecimal
1321df1
20
Vigesimal
657e41
36
Base36
bxzox
md5
1af8c7b5581fb4aade33b46c16849668
sha1
35323c8899f945d4f476ec55eff5a112a9a7e2fa
sha256
57867a49847460e9d223e73ca82fbbab12c65f3560c10d5bca8c61d123d1034c
sha512
8a11833396ca195f630c8b7da73baa9c92a4a00d6abfe7a6829ea28c1d70a3d9e079fa835df1ae5589b6eb7105818c0fc621e36ffe68d149f0d4faa5d4202682
ripemd-160
d9e199f062ad6b7d16f179df75a5628d139780ae
Diameter
40123362
Circumference
126051259.29652
Area
1.2644000768276E+15
Volume
3.3821321330254E+22
Surface area
5.0576003073103E+15
Circumference
126051259.29652
Perimeter
80246724
Area
402471044545761
Diagonal
28371501.354203
Surface area
2414826267274566
Volume
8.0742457074138E+21
Space diagonal
34747850.777239
Perimeter
60185043
Area
1.7427507443214E+14
Altitude
17373925.38862
Surface area
1.7427507443214E+14
Volume
9.5155898211312E+20
Height
9457167.1180675