21520006 is an even 8-digits composite number following 21520005
and preceding 21520007 . In scientific notation, it is written as 2.1520006 × 10^7.
The sum of its digits is 16. It has a total of 3 prime factors and 8 positive divisors.
There are 10752840 positive integers (up to 21520006) that are relatively prime to 21520006.
21520006 has 8 divisors, whose sum is 32301504
The reverse of 21520006 is 60002512
Previous prime number is 2143
Is Prime? no
Number parity even
Number length 8
Sum of Digits 16
Digital Root 7
Name
twenty-one million five hundred twenty thousand six
Scientific notation
2.1520006 × 10^7
Engineering notation
2.1520006 × 10^6
Prime Factorization
2 × 2143 × 5021
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21520006
Product of the distinct prime numbers
The prime factorization of 21520006 is 2 × 2143 × 5021.
Since it has a total of 3 prime factors.
10 , 3 , 79 , 52 , 985 , 904 , 8565 , 1760 , 97544 , 59059 , 880749 , 137675 , 3310635 , 1682080 , 67340266 , 81828586 , 284103767 , 135214888 , 8948683832 , 3240975025
n×2
43040012
n×3
64560018
n×4
86080024
n×5
107600030
n÷2
10760003
n÷3
7173335.3333333
n÷3
5380001.5
n÷5
4304001.2
n2
463110658240036
n3
9.9661441439895E+21
n4
2.1447148177552E+29
n5
4.6154275746381E+36
2 √n
4638.9660485932
3 √n
278.15110912574
4 √n
68.109955576209
5 √n
29.279825061908
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21520005
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21520006 can be divided by 8 positive divisors.
The sum of these divisors (counting 21520006) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010010000101111010000110
3
Ternary
1111111022220021
4
Quaternary
1102011322012
5
Quinary
21002120011
6
Senary
2045125354
8
Octal
122057206
10
Decimal
21520006
12
Duodecimal
725985a
16
Hexadecimal
1485e86
20
Vigesimal
6ea006
36
Base36
ct8xy
md5
9ef707ed10992912c1449ad569f07117
sha1
885e58d22a8f427828d54551fe8540807255f404
sha256
769b7e122c7e293ed88f401322847813d7b8a66edb35a74478d22fc5e2d9ac2e
sha512
e6713834927a3ff93c649dc3b470dd13688c5544e0d93e25cac3032edaf342d127e7925b9ee46743b569ada5e21f0ac2d65df07d3742fb45218e229f8f993e74
ripemd-160
2891722655720194990b31082f56b8499d65d09a
Diameter
43040012
Circumference
135214185.50962
Area
1.454905041726E+15
Volume
4.1746086969833E+22
Surface area
5.8196201669041E+15
Circumference
135214185.50962
Perimeter
86080024
Area
463110658240036
Diagonal
30433884.34755
Surface area
2778663949440216
Volume
9.9661441439895E+21
Space diagonal
37273743.771187
Perimeter
64560018
Area
2.005327973996E+14
Altitude
18636871.885594
Surface area
2.005327973996E+14
Volume
1.1745213510829E+21
Height
10144628.11585