20998427 is an odd 8-digits composite number following 20998426
and preceding 20998428 . In scientific notation, it is written as 2.0998427 × 10^7.
The sum of its digits is 41. It has a total of 2 prime factors and 4 positive divisors.
There are 20891640 positive integers (up to 20998427) that are relatively prime to 20998427.
20998427 has 4 divisors, whose sum is 21105216
The reverse of 20998427 is 72489902
Previous prime number is 197
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 41
Digital Root 5
Name
twenty million nine hundred ninety-eight thousand four hundred twenty-seven
Scientific notation
2.0998427 × 10^7
Engineering notation
2.0998427 × 10^6
Prime Factorization
197 × 106591
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20998427
Product of the distinct prime numbers
The prime factorization of 20998427 is 197 × 106591.
Since it has a total of 2 prime factors.
9 , 8 , 17 , 33 , 926 , 119 , 6473 , 9909 , 2528 , 94422 , 987129 , 274471 , 4169667 , 2702049 , 543414 , 42616295 , 738530066 , 709817715 , 5925755275 , 5474584924
n×2
41996854
n×3
62995281
n×4
83993708
n×5
104992135
n÷2
10499213.5
n÷3
6999475.6666667
n÷3
5249606.75
n÷5
4199685.4
n2
440933936474329
n3
9.2589190768788E+21
n4
1.9442273633475E+29
n5
4.0825716360654E+36
2 √n
4582.4040633711
3 √n
275.88552891416
4 √n
67.693456577214
5 √n
29.136498073653
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
-20998426
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 20998427 can be divided by 4 positive divisors.
The sum of these divisors (counting 20998427) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010000000110100100011011
3
Ternary
1110111211102112
4
Quaternary
1100012210123
5
Quinary
20333422202
6
Senary
2030022535
8
Octal
120064433
10
Decimal
20998427
12
Duodecimal
7047a4b
16
Hexadecimal
140691b
20
Vigesimal
6b4g17
36
Base36
ci2hn
md5
28002a18fbba96cf0736ad500cc6cc40
sha1
7e2fcf024f35853f920afae06d4452e89d6d0cb4
sha256
b867c66f1c91a89b81739237f017b9444a2fade080ca7ebfa5772b55f01352a4
sha512
2f372b8a1dfa9bd56d15b6604ef89e8380acbbedc4acf4b641e59130bcd34c4cf70443396d7c157a8da8db8f28b604bf93adc982d6c9ade1d8d4c848749c249c
ripemd-160
2441f0a4b64c3d15ce426b3e477cc2095b0856e4
Diameter
41996854
Circumference
131937008.00028
Area
1.3852348155462E+15
Volume
3.878366953614E+22
Surface area
5.5409392621847E+15
Circumference
131937008.00028
Perimeter
83993708
Area
440933936474329
Diagonal
29696260.251901
Surface area
2645603618845974
Volume
9.2589190768788E+21
Space diagonal
36370342.443026
Perimeter
62995281
Area
1.9092999518872E+14
Altitude
18185171.221513
Surface area
1.9092999518872E+14
Volume
1.0911740776198E+21
Height
9898753.4173005