20039991 is an odd 8-digits composite number following 20039990
and preceding 20039992 . In scientific notation, it is written as 2.0039991 × 10^7.
The sum of its digits is 33. It has a total of 4 prime factors and 16 positive divisors.
There are 12531584 positive integers (up to 20039991) that are relatively prime to 20039991.
20039991 has 16 divisors, whose sum is 28387584
The reverse of 20039991 is 19993002
Previous prime number is 443
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 33
Digital Root 6
Name
twenty million thirty-nine thousand nine hundred ninety-one
Scientific notation
2.0039991 × 10^7
Engineering notation
2.0039991 × 10^6
Prime Factorization
3 × 17 × 443 × 887
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
20039991
Product of the distinct prime numbers
The prime factorization of 20039991 is 3 × 17 × 443 × 887.
Since it has a total of 4 prime factors.
5 , 1 , 23 , 76 , 185 , 2 , 5732 , 790 , 27497 , 26155 , 830154 , 236557 , 7595702 , 7752253 , 77161691 , 66023987 , 577178468 , 372221166 , 7146099102 , 3135884970
n×2
40079982
n×3
60119973
n×4
80159964
n×5
100199955
n÷2
10019995.5
n÷3
6679997
n÷3
5009997.75
n÷5
4007998.2
n2
401601239280081
n3
8.0480852207617E+21
n4
1.612835553913E+29
n5
3.2321209984896E+36
2 √n
4476.6048518939
3 √n
271.62256166494
4 √n
66.907434952282
5 √n
28.865527902464
1 , 3 , 17 , 51 , 443 , 887 , 1329 , 2661 , 7531 , 15079 , 22593 , 45237 , 392941 , 1178823 , 6679997 , 20039991
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
-20039990
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 20039991 can be divided by 16 positive divisors.
The sum of these divisors (counting 20039991) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001100011100100100110111
3
Ternary
1101201010200220
4
Quaternary
1030130210313
5
Quinary
20112234431
6
Senary
1553305423
8
Octal
114344467
10
Decimal
20039991
12
Duodecimal
6865273
16
Hexadecimal
131c937
20
Vigesimal
654jjb
36
Base36
bxiyf
md5
486fc359e3e113b341ced72454928960
sha1
479a71c84e206724266a09bc630086a11a4860f6
sha256
fe25c7d93fc7ea23d0d3f3ef91879634f025d2150798f1bb14654aabb194606d
sha512
663dacf624c683564becd10fdf9b7a5d7fc947ed2fdd5771b0b76453ee58c27832e116bc9f30027566d647c77faa62786a861480a094f18e3146b3d112d0717a
ripemd-160
cdd5749f06d77a4135dde7c2aa8909dbe70dae9a
Diameter
40079982
Circumference
125914977.00721
Area
1.2616675029949E+15
Volume
3.3711740540013E+22
Surface area
5.0466700119794E+15
Circumference
125914977.00721
Perimeter
80159964
Area
401601239280081
Diagonal
28340827.062035
Surface area
2409607435680486
Volume
8.0480852207617E+21
Space diagonal
34710282.595223
Perimeter
60119973
Area
1.7389843770393E+14
Altitude
17355141.297612
Surface area
1.7389843770393E+14
Volume
9.4847593919463E+20
Height
9446942.3540116