21000799 is an odd 8-digits composite number following 21000798
and preceding 21000800 . In scientific notation, it is written as 2.1000799 × 10^7.
The sum of its digits is 28. It has a total of 2 prime factors and 4 positive divisors.
There are 20991600 positive integers (up to 21000799) that are relatively prime to 21000799.
21000799 has 4 divisors, whose sum is 21010000
The reverse of 21000799 is 99700012
Previous prime number is 4999
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
twenty-one million seven hundred ninety-nine
Scientific notation
2.1000799 × 10^7
Engineering notation
2.1000799 × 10^6
Prime Factorization
4999 × 4201
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21000799
Product of the distinct prime numbers
The prime factorization of 21000799 is 4999 × 4201.
Since it has a total of 2 prime factors.
6 , 6 , 42 , 15 , 575 , 951 , 7166 , 3929 , 63854 , 31545 , 310564 , 148036 , 7877207 , 766082 , 71640394 , 12301460 , 632940468 , 326821543 , 5949197744 , 4446229419
n×2
42001598
n×3
63002397
n×4
84003196
n×5
105003995
n÷2
10500399.5
n÷3
7000266.3333333
n÷3
5250199.75
n÷5
4200159.8
n2
441033558638401
n3
9.2620571172198E+21
n4
1.9451059984525E+29
n5
4.0848780107196E+36
2 √n
4582.6628721738
3 √n
275.89591661027
4 √n
67.695368173707
5 √n
29.137156300585
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21000798
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21000799 can be divided by 4 positive divisors.
The sum of these divisors (counting 21000799) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010000000111001001011111
3
Ternary
1110111221200101
4
Quaternary
1100013021133
5
Quinary
20334011144
6
Senary
2030041531
8
Octal
120071137
10
Decimal
21000799
12
Duodecimal
70492a7
16
Hexadecimal
140725f
20
Vigesimal
6b51jj
36
Base36
ci4bj
md5
f58923babff92ea2461fba4f1e956d1a
sha1
42d13aa2c293959b4a19145e1807efe0422d0c0f
sha256
d2d65b8face625269697519e986c1bc59095aa64ae85251ab6c12663ba2b0728
sha512
ab0ac02a254c541088574cc89b6d9f0d1170b00c3f9fd15f169d323df265255aa4b37fa7d2c189be250fa44cac5bbab00e23d503ee38a85813a53b3eab0b1277
ripemd-160
38149681d194cd82c19b97293a382f07139cb904
Diameter
42001598
Circumference
131951911.71583
Area
1.385547787805E+15
Volume
3.8796814128782E+22
Surface area
5.5421911512199E+15
Circumference
131951911.71583
Perimeter
84003196
Area
441033558638401
Diagonal
29699614.766471
Surface area
2646201351830406
Volume
9.2620571172198E+21
Space diagonal
36374450.867542
Perimeter
63002397
Area
1.9097313285115E+14
Altitude
18187225.433771
Surface area
1.9097313285115E+14
Volume
1.0915438992205E+21
Height
9899871.5888238