21931006 is an even 8-digits composite number following 21931005
and preceding 21931007 . In scientific notation, it is written as 2.1931006 × 10^7.
The sum of its digits is 22. It has a total of 4 prime factors and 16 positive divisors.
There are 10456600 positive integers (up to 21931006) that are relatively prime to 21931006.
21931006 has 16 divisors, whose sum is 34432128
The reverse of 21931006 is 60013912
Previous prime number is 491
Is Prime? no
Number parity even
Number length 8
Sum of Digits 22
Digital Root 4
Name
twenty-one million nine hundred thirty-one thousand six
Scientific notation
2.1931006 × 10^7
Engineering notation
2.1931006 × 10^6
Prime Factorization
2 × 23 × 491 × 971
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
21931006
Product of the distinct prime numbers
The prime factorization of 21931006 is 2 × 23 × 491 × 971.
Since it has a total of 4 prime factors.
3 , 6 , 34 , 13 , 826 , 598 , 8899 , 2097 , 59186 , 20025 , 211126 , 458202 , 4066142 , 5219649 , 95130433 , 54947484 , 229262903 , 145189816 , 6868063267 , 3994562644
n×2
43862012
n×3
65793018
n×4
87724024
n×5
109655030
n÷2
10965503
n÷3
7310335.3333333
n÷3
5482751.5
n÷5
4386201.2
n2
480969024172036
n3
1.0548134554931E+22
n4
2.31331202213E+29
n5
5.0733259837205E+36
2 √n
4683.055199333
3 √n
279.91071132585
4 √n
68.432851755082
5 √n
29.390820523947
1 , 2 , 23 , 46 , 491 , 971 , 982 , 1942 , 11293 , 22333 , 22586 , 44666 , 476761 , 953522 , 10965503 , 21931006
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
-21931005
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 21931006 can be divided by 16 positive divisors.
The sum of these divisors (counting 21931006) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1010011101010001111111110
3
Ternary
1112021012200111
4
Quaternary
1103222033332
5
Quinary
21103243011
6
Senary
2102020234
8
Octal
123521776
10
Decimal
21931006
12
Duodecimal
741767a
16
Hexadecimal
14ea3fe
20
Vigesimal
6h17a6
36
Base36
d222m
md5
45d4d1aa95fbfb498ff0864b187cca16
sha1
02fa75e3a98299eb9ef0b7e56f85d3176ec80845
sha256
d6a32c49f07427be8f646825caf42f47dc4b34212e0f49f780ddeab7ef92a5c4
sha512
a417edfdb581919e3d42e391cb28c56e898f4393d801d5cbad209533fea7ec7b618d3399d81690e876ef6a6a36937e8f03a52205ad0a5fd159eafb399d083aae
ripemd-160
7d99254d0b4cc1d7c1c64c4de412f568f5e5fe0d
Diameter
43862012
Circumference
137796574.67087
Area
1.5110087529431E+15
Volume
4.4183922702464E+22
Surface area
6.0440350117725E+15
Circumference
137796574.67087
Perimeter
87724024
Area
480969024172036
Diagonal
31015126.121686
Surface area
2885814145032216
Volume
1.0548134554931E+22
Space diagonal
37985616.653098
Perimeter
65793018
Area
2.082656966832E+14
Altitude
18992808.326549
Surface area
2.082656966832E+14
Volume
1.2431095787767E+21
Height
10338375.373895