21898082 is an even 8-digits composite number following 21898081
and preceding 21898083 . In scientific notation, it is written as 2.1898082 × 10^7.
The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors.
There are 10941952 positive integers (up to 21898082) that are relatively prime to 21898082.
21898082 has 8 divisors, whose sum is 32868396
The reverse of 21898082 is 28089812
Previous prime number is 2273
Is Prime? no
Number parity even
Number length 8
Sum of Digits 38
Digital Root 2
Name
twenty-one million eight hundred ninety-eight thousand eighty-two
Scientific notation
2.1898082 × 10^7
Engineering notation
2.1898082 × 10^6
Prime Factorization
2 × 2273 × 4817
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21898082
Product of the distinct prime numbers
The prime factorization of 21898082 is 2 × 2273 × 4817.
Since it has a total of 3 prime factors.
10 , 4 , 4 , 47 , 62 , 918 , 8954 , 5981 , 6569 , 56530 , 432272 , 877767 , 3910692 , 3638970 , 70103067 , 13404645 , 116777355 , 74674987 , 7335127342 , 9785623627
n×2
43796164
n×3
65694246
n×4
87592328
n×5
109490410
n÷2
10949041
n÷3
7299360.6666667
n÷3
5474520.5
n÷5
4379616.4
n2
479525995278724
n3
1.0500699565745E+22
n4
2.2994518014805E+29
n5
5.0353584103868E+36
2 √n
4679.5386524742
3 √n
279.7705688589
4 √n
68.407153518285
5 √n
29.38199060541
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
-21898081
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 21898082 can be divided by 8 positive divisors.
The sum of these divisors (counting 21898082) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010011100010001101100010
3
Ternary
1112012112112002
4
Quaternary
1103202031202
5
Quinary
21101214312
6
Senary
2101204002
8
Octal
123421542
10
Decimal
21898082
12
Duodecimal
7400602
16
Hexadecimal
14e2362
20
Vigesimal
6gh542
36
Base36
d1co2
md5
43ba6c93bf01f070beb45b325cdd15f5
sha1
f771fd6c1f673510be181384d6843c279d758b6f
sha256
1aed0482546059770f6638705d02377a9a3bd770f46e223e2a209a8942655a68
sha512
7eaeaab21e7560bb88eb97138e030f4e169262ec68af298be7655794e254d72cf90bc7e0871e17cc0cafe355fefa18ce3637cd894d5772954867da0ae1200b1a
ripemd-160
7d797f856dd35170db4a6597fdd50833078a329f
Diameter
43796164
Circumference
137589707.07781
Area
1.506475343973E+15
Volume
4.3985227484398E+22
Surface area
6.0259013758919E+15
Circumference
137589707.07781
Perimeter
87592328
Area
479525995278724
Diagonal
30968564.554358
Surface area
2877155971672344
Volume
1.0500699565745E+22
Space diagonal
37928590.612309
Perimeter
65694246
Area
2.076408468432E+14
Altitude
18964295.306155
Surface area
2.076408468432E+14
Volume
1.2375193116902E+21
Height
10322854.851453