20999737 is an odd 8-digits composite number following 20999736
and preceding 20999738 . In scientific notation, it is written as 2.0999737 × 10^7.
The sum of its digits is 46. It has a total of 3 prime factors and 8 positive divisors.
There are 19054560 positive integers (up to 20999737) that are relatively prime to 20999737.
20999737 has 8 divisors, whose sum is 22952160
The reverse of 20999737 is 73799902
Previous prime number is 643
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 46
Digital Root 1
Name
twenty million nine hundred ninety-nine thousand seven hundred thirty-seven
Scientific notation
2.0999737 × 10^7
Engineering notation
2.0999737 × 10^6
Prime Factorization
11 × 643 × 2969
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20999737
Product of the distinct prime numbers
The prime factorization of 20999737 is 11 × 643 × 2969.
Since it has a total of 3 prime factors.
2 , 3 , 81 , 39 , 71 , 466 , 4086 , 5184 , 90320 , 16723 , 946342 , 941505 , 9296559 , 8249048 , 54138720 , 26000633 , 129176714 , 234151545 , 3356246264 , 2392006418
n×2
41999474
n×3
62999211
n×4
83998948
n×5
104998685
n÷2
10499868.5
n÷3
6999912.3333333
n÷3
5249934.25
n÷5
4199947.4
n2
440988954069169
n3
9.2606520553576E+21
n4
1.9447125761102E+29
n5
4.0838452638907E+36
2 √n
4582.5469992134
3 √n
275.89126589194
4 √n
67.69451232717
5 √n
29.136861604313
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
-20999736
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 20999737 can be divided by 8 positive divisors.
The sum of these divisors (counting 20999737) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010000000110111000111001
3
Ternary
1110111220020001
4
Quaternary
1100012320321
5
Quinary
20333442422
6
Senary
2030033001
8
Octal
120067071
10
Decimal
20999737
12
Duodecimal
7048761
16
Hexadecimal
1406e39
20
Vigesimal
6b4j6h
36
Base36
ci3i1
md5
d142f3b3e20c7bc77f3b3b005f3b36eb
sha1
c6b6a0d373dd1ef4e99b3942ea10a4791c794bce
sha256
6908fb66da11385cb1af5c50331761fa7004f18bdd8b578b8a704f9f6fe29b9c
sha512
27103c44f71947b3462de10e48964d90e93dd38d6426d436932fa5fa1e947017b51eea053261505846a0f1ef42975460dc6ae82fde3c61b41b2f95c29699ce83
ripemd-160
3d778b066a606aab13747860ac8e59fa1fc91b08
Diameter
41999474
Circumference
131945238.97304
Area
1.3854076584179E+15
Volume
3.8790928619417E+22
Surface area
5.5416306336718E+15
Circumference
131945238.97304
Perimeter
83998948
Area
440988954069169
Diagonal
29698112.871668
Surface area
2645933724415014
Volume
9.2606520553576E+21
Space diagonal
36372611.429584
Perimeter
62999211
Area
1.9095381850611E+14
Altitude
18186305.714792
Surface area
1.9095381850611E+14
Volume
1.0913783110921E+21
Height
9899370.9572227