21090983 is an odd 8-digits composite number following 21090982
and preceding 21090984 . In scientific notation, it is written as 2.1090983 × 10^7.
The sum of its digits is 32. It has a total of 2 prime factors and 4 positive divisors.
There are 21070080 positive integers (up to 21090983) that are relatively prime to 21090983.
21090983 has 4 divisors, whose sum is 21111888
The reverse of 21090983 is 38909012
Previous prime number is 1063
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
twenty-one million ninety thousand nine hundred eighty-three
Scientific notation
2.1090983 × 10^7
Engineering notation
2.1090983 × 10^6
Prime Factorization
1063 × 19841
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21090983
Product of the distinct prime numbers
The prime factorization of 21090983 is 1063 × 19841.
Since it has a total of 2 prime factors.
6 , 3 , 12 , 96 , 575 , 193 , 7290 , 4691 , 63390 , 42821 , 653642 , 857412 , 8895135 , 987612 , 57930298 , 78413343 , 548161507 , 4130000 , 2476201959 , 237602002
n×2
42181966
n×3
63272949
n×4
84363932
n×5
105454915
n÷2
10545491.5
n÷3
7030327.6666667
n÷3
5272745.75
n÷5
4218196.6
n2
444829563906289
n3
9.381892770245E+21
n4
1.9787334092506E+29
n5
4.1733432696036E+36
2 √n
4592.4920250339
3 √n
276.29028042954
4 √n
67.767927702077
5 √n
29.162138237924
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
-21090982
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 21090983 can be divided by 4 positive divisors.
The sum of these divisors (counting 21090983) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010000011101001010100111
3
Ternary
1110200112101112
4
Quaternary
1100131022213
5
Quinary
20344402413
6
Senary
2032015235
8
Octal
120351247
10
Decimal
21090983
12
Duodecimal
709151b
16
Hexadecimal
141d2a7
20
Vigesimal
6bg793
36
Base36
ck1wn
md5
36cc607addb78edc939064326e544acf
sha1
32a9e97a1bf2c226dbbe7f7c880149501614f565
sha256
04c10cffdddf7de680e5db09b6810e8b992c25305f5d06e7e78b7dd2c3a812f7
sha512
dd35d1f6dedfed24295ee44bae3952e6d59326ec90933bf6de3a09268d76efbef13bcfacf25e95afee14a24f317a535d7060135503cf7aa1a71e20bb6b33eb04
ripemd-160
02aee633ad83164fb0bcda2261116cc7cb8483ec
Diameter
42181966
Circumference
132518554.49957
Area
1.3974732900675E+15
Volume
3.9298780538358E+22
Surface area
5.5898931602702E+15
Circumference
132518554.49957
Perimeter
84363932
Area
444829563906289
Diagonal
29827154.20238
Surface area
2668977383437734
Volume
9.381892770245E+21
Space diagonal
36530654.137571
Perimeter
63272949
Area
1.926168513486E+14
Altitude
18265327.068786
Surface area
1.926168513486E+14
Volume
1.1056666663675E+21
Height
9942384.7341268