21292972 is an even 8-digits composite number following 21292971
and preceding 21292973 . In scientific notation, it is written as 2.1292972 × 10^7.
The sum of its digits is 34. It has a total of 3 prime factors and 6 positive divisors.
There are 10646484 positive integers (up to 21292972) that are relatively prime to 21292972.
21292972 has 6 divisors, whose sum is 37262708
The reverse of 21292972 is 27929212
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 34
Digital Root 7
Name
twenty-one million two hundred ninety-two thousand nine hundred seventy-two
Scientific notation
2.1292972 × 10^7
Engineering notation
2.1292972 × 10^6
Prime Factorization
2 × 2 × 5323243
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
10646486
Product of the distinct prime numbers
The prime factorization of 21292972 is 2 × 2 × 5323243.
Since it has a total of 3 prime factors.
3 , 9 , 31 , 42 , 465 , 697 , 9536 , 2229 , 12116 , 3921 , 391751 , 889010 , 9959472 , 1675374 , 95709176 , 55015083 , 825272157 , 388939830 , 2341286323 , 3106369982
n×2
42585944
n×3
63878916
n×4
85171888
n×5
106464860
n÷2
10646486
n÷3
7097657.3333333
n÷3
5323243
n÷5
4258594.4
n2
453390656592784
n3
9.6540345558918E+21
n4
2.0556308748564E+29
n5
4.3770490660652E+36
2 √n
4614.4308424767
3 √n
277.16949316086
4 √n
67.929602107451
5 √n
29.217782821251
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21292971
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21292972 can be divided by 6 positive divisors.
The sum of these divisors (counting 21292972) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
1010001001110011110101100
3
Ternary
1111001210110121
4
Quaternary
1101032132230
5
Quinary
20422333342
6
Senary
2040214324
8
Octal
121163654
10
Decimal
21292972
12
Duodecimal
716a3a4
16
Hexadecimal
144e7ac
20
Vigesimal
6d1c8c
36
Base36
codrg
md5
0ee98fefa5d60b3e17a522141b63887d
sha1
5444bff3c437db0491c4a106e133a9f24be607a8
sha256
1251f5eae39ef33e71363a8f3dced38ccd3bb61fc549dd2d296b17ad5c1cc2fd
sha512
fed49c71a5d1b5d74c8451260a4d85be5bd934a0d834d8fc7559d7fc1886807d0ae433bac719b2b29dcd44b8ecd3b43737f04b04f39be03c44a2696a4eab9cb7
ripemd-160
03e9d965cd1773dbe7b1b8e4a15afcfa1c27d93e
Diameter
42585944
Circumference
133787688.81659
Area
1.4243687559581E+15
Volume
4.0438725384389E+22
Surface area
5.6974750238326E+15
Circumference
133787688.81659
Perimeter
85171888
Area
453390656592784
Diagonal
30112809.785631
Surface area
2720343939556704
Volume
9.6540345558918E+21
Space diagonal
36880509.348141
Perimeter
63878916
Area
1.9632391322393E+14
Altitude
18440254.674071
Surface area
1.9632391322393E+14
Volume
1.1377388833801E+21
Height
10037603.261877