21122019 is an odd 8-digits composite number following 21122018
and preceding 21122020 . In scientific notation, it is written as 2.1122019 × 10^7.
The sum of its digits is 18. It has a total of 2 prime factors and 4 positive divisors.
There are 14081328 positive integers (up to 21122019) that are relatively prime to 21122019.
21122019 has 4 divisors, whose sum is 21904344
The reverse of 21122019 is 91022112
Previous prime number is 27
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 18
Digital Root 9
Name
twenty-one million one hundred twenty-two thousand nineteen
Scientific notation
2.1122019 × 10^7
Engineering notation
2.1122019 × 10^6
Prime Factorization
27 × 782297
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21122019
Product of the distinct prime numbers
The prime factorization of 21122019 is 27 × 782297.
Since it has a total of 2 prime factors.
5 , 2 , 32 , 31 , 102 , 64 , 4560 , 7063 , 80011 , 27056 , 321705 , 887674 , 9672423 , 4817902 , 75919719 , 76861396 , 350009194 , 117275883 , 933072039 , 1500008788
n×2
42244038
n×3
63366057
n×4
84488076
n×5
105610095
n÷2
10561009.5
n÷3
7040673
n÷3
5280504.75
n÷5
4224403.8
n2
446139686636361
n3
9.4233709377873E+21
n4
1.9904061999199E+29
n5
4.2041397572426E+36
2 √n
4595.869776223
3 √n
276.42573709182
4 √n
67.792844579815
5 √n
29.170715778893
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
-21122018
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 21122019 can be divided by 4 positive divisors.
The sum of these divisors (counting 21122019) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010000100100101111100011
3
Ternary
1110202002222000
4
Quaternary
1100210233203
5
Quinary
20401401034
6
Senary
2032415043
8
Octal
120445743
10
Decimal
21122019
12
Duodecimal
70a7483
16
Hexadecimal
1424be3
20
Vigesimal
6c050j
36
Base36
ckpur
md5
563c4494072482cb2f051c30919626ba
sha1
c02f395fedd07c427b889077fc04ab00856cc8a0
sha256
d10732284ee13f7abc4d8fbf1339873ac0fc37d8d68e9ab4693fb876c71d03ea
sha512
03e4b7b2e305d6de88be032e1f082229153c10f0dd3a24d2dc6010555ef4de6a121a043645735346a6c10e8c1fca6f0f44ce9dc6ce5fc91f11495af9f1c48985
ripemd-160
ed0b896fc62a806cbbfbe175936ce744687d5921
Diameter
42244038
Circumference
132713559.43877
Area
1.4015891620116E+15
Volume
3.9472523880272E+22
Surface area
5.6063566480466E+15
Circumference
132713559.43877
Perimeter
84488076
Area
446139686636361
Diagonal
29871045.734502
Surface area
2676838119818166
Volume
9.4233709377873E+21
Space diagonal
36584410.066435
Perimeter
63366057
Area
1.9318415113176E+14
Altitude
18292205.033218
Surface area
1.9318415113176E+14
Volume
1.1105549152909E+21
Height
9957015.2448341