21102973 is an odd 8-digits composite number following 21102972
and preceding 21102974 . In scientific notation, it is written as 2.1102973 × 10^7.
The sum of its digits is 25. It has a total of 2 prime factors and 4 positive divisors.
There are 21088060 positive integers (up to 21102973) that are relatively prime to 21102973.
21102973 has 4 divisors, whose sum is 21117888
The reverse of 21102973 is 37920112
Previous prime number is 1583
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty-one million one hundred two thousand nine hundred seventy-three
Scientific notation
2.1102973 × 10^7
Engineering notation
2.1102973 × 10^6
Prime Factorization
1583 × 13331
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21102973
Product of the distinct prime numbers
The prime factorization of 21102973 is 1583 × 13331.
Since it has a total of 2 prime factors.
3 , 10 , 73 , 87 , 337 , 879 , 668 , 4360 , 67276 , 30959 , 443766 , 405056 , 8299873 , 2053306 , 49589258 , 26577322 , 663593156 , 941500946 , 5892373234 , 2023714222
n×2
42205946
n×3
63308919
n×4
84411892
n×5
105514865
n÷2
10551486.5
n÷3
7034324.3333333
n÷3
5275743.25
n÷5
4220594.6
n2
445335469438729
n3
9.3979023875078E+21
n4
1.9832368034021E+29
n5
4.1852192714801E+36
2 √n
4593.7972310497
3 √n
276.34262654212
4 √n
67.777556986437
5 √n
29.16545315743
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
-21102972
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 21102973 can be divided by 4 positive divisors.
The sum of these divisors (counting 21102973) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010000100000000101111101
3
Ternary
1110201010211121
4
Quaternary
1100200011331
5
Quinary
20400243343
6
Senary
2032150541
8
Octal
120400575
10
Decimal
21102973
12
Duodecimal
7098451
16
Hexadecimal
142017d
20
Vigesimal
6bhh8d
36
Base36
ckb5p
md5
8f3e6c8a66d58dd33112ef3c4dcef269
sha1
228d5d7d74d805a3973cc60919524764283ed8fa
sha256
26195201f50149e19672cca1ac77f0528306776018072a017e1736ae4360fa25
sha512
a5e14b15c4c9a52b37f47f8c4332c7526d2b64fc973473dc2c28e243bc4450d6182160de5153ba17592447a09bb1f0306d7196f5a519443fc8f8e3a11b832a18
ripemd-160
193005ee9e4913399da7d9f7cacde106956ffd02
Diameter
42205946
Circumference
132593889.89141
Area
1.3990626391717E+15
Volume
3.9365841466331E+22
Surface area
5.5962505566867E+15
Circumference
132593889.89141
Perimeter
84411892
Area
445335469438729
Diagonal
29844110.622993
Surface area
2672012816632374
Volume
9.3979023875078E+21
Space diagonal
36551421.426754
Perimeter
63308919
Area
1.928359148701E+14
Altitude
18275710.713377
Surface area
1.928359148701E+14
Volume
1.107553417856E+21
Height
9948036.8743311