21096989 is an odd 8-digits composite number following 21096988
and preceding 21096990 . In scientific notation, it is written as 2.1096989 × 10^7.
The sum of its digits is 44. It has a total of 2 prime factors and 4 positive divisors.
There are 21048924 positive integers (up to 21096989) that are relatively prime to 21096989.
21096989 has 4 divisors, whose sum is 21145056
The reverse of 21096989 is 98969012
Previous prime number is 443
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 44
Digital Root 8
Name
twenty-one million ninety-six thousand nine hundred eighty-nine
Scientific notation
2.1096989 × 10^7
Engineering notation
2.1096989 × 10^6
Prime Factorization
443 × 47623
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21096989
Product of the distinct prime numbers
The prime factorization of 21096989 is 443 × 47623.
Since it has a total of 2 prime factors.
6 , 1 , 43 , 28 , 78 , 783 , 8807 , 1191 , 68627 , 87842 , 645026 , 636916 , 6053784 , 1049194 , 62377938 , 49483951 , 225270311 , 631811997 , 6809532554 , 9745599347
n×2
42193978
n×3
63290967
n×4
84387956
n×5
105484945
n÷2
10548494.5
n÷3
7032329.6666667
n÷3
5274247.25
n÷5
4219397.8
n2
445082944866121
n3
9.3899099919282E+21
n4
1.980988278107E+29
n5
4.1792887912352E+36
2 √n
4593.1458718399
3 √n
276.31650398892
4 √n
67.772751691516
5 √n
29.163798927283
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
-21096988
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 21096989 can be divided by 4 positive divisors.
The sum of these divisors (counting 21096989) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010000011110101000011101
3
Ternary
1110200211121222
4
Quaternary
1100132220131
5
Quinary
20400100424
6
Senary
2032103125
8
Octal
120365035
10
Decimal
21096989
12
Duodecimal
7094aa5
16
Hexadecimal
141ea1d
20
Vigesimal
6bh299
36
Base36
ck6jh
md5
7a355915a4aca6c754527dff3bff9130
sha1
4064460a975411e18167845f3f93d8ced2af338d
sha256
aeba9a55e57e4517319ecd57196d6d5d005e980b00eb7fcf14bb806ac120059f
sha512
b38a3eaa3bd15d3e3c2409361d5124eb37b7d3b7159adb7e0be80ef8887660596173db4aa54fec1639d86c77507f7874f1306664021ffd44d8b5a049cf3860c9
ripemd-160
b717287c8b5c9f25200912375272197dfc86daf9
Diameter
42193978
Circumference
132556291.31053
Area
1.3982693098295E+15
Volume
3.9332362998015E+22
Surface area
5.5930772393181E+15
Circumference
132556291.31053
Perimeter
84387956
Area
445082944866121
Diagonal
29835647.969036
Surface area
2670497669196726
Volume
9.3899099919282E+21
Space diagonal
36541056.834722
Perimeter
63290967
Area
1.9272656852262E+14
Altitude
18270528.417361
Surface area
1.9272656852262E+14
Volume
1.106611505004E+21
Height
9945215.9896787