20998415 is an odd 8-digits composite number following 20998414
and preceding 20998416 . In scientific notation, it is written as 2.0998415 × 10^7.
The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors.
There are 16777120 positive integers (up to 20998415) that are relatively prime to 20998415.
20998415 has 8 divisors, whose sum is 25230528
The reverse of 20998415 is 51489902
Previous prime number is 941
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
twenty million nine hundred ninety-eight thousand four hundred fifteen
Scientific notation
2.0998415 × 10^7
Engineering notation
2.0998415 × 10^6
Prime Factorization
5 × 941 × 4463
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20998415
Product of the distinct prime numbers
The prime factorization of 20998415 is 5 × 941 × 4463.
Since it has a total of 3 prime factors.
5 , 2 , 70 , 13 , 569 , 910 , 4050 , 6258 , 2638 , 25023 , 461717 , 625046 , 3604454 , 2572830 , 98137110 , 55332164 , 529527351 , 829787191 , 5221949310 , 6598440743
n×2
41996830
n×3
62995245
n×4
83993660
n×5
104992075
n÷2
10499207.5
n÷3
6999471.6666667
n÷3
5249603.75
n÷5
4199683
n2
440933432512225
n3
9.2589032032662E+21
n4
1.9442229190701E+29
n5
4.0825599707146E+36
2 √n
4582.4027540145
3 √n
275.88547636059
4 √n
67.693446905993
5 √n
29.136494743518
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
-20998414
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 20998415 can be divided by 8 positive divisors.
The sum of these divisors (counting 20998415) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010000000110100100001111
3
Ternary
1110111211102002
4
Quaternary
1100012210033
5
Quinary
20333422130
6
Senary
2030022515
8
Octal
120064417
10
Decimal
20998415
12
Duodecimal
7047a3b
16
Hexadecimal
140690f
20
Vigesimal
6b4g0f
36
Base36
ci2hb
md5
4d87fdc87c4cca696cafa0dfc01e93f7
sha1
37f15f262ac1780337fcb07a4acb4170ca2a7f34
sha256
65e93db1936b0e8697d677984cb10cf8be74d1e50a4b62bd6048bc840bbe0314
sha512
ddc2093a64a5375f941547b17acc50a750adc3b0317f5216a31ac493473c7421b646c69cb59cd26ea0dfaa6e1fdd65b97be937733aefee2dabfb5814718c98c2
ripemd-160
bad4e58a8397eab06947b1bbd4dff2b0b2322f88
Diameter
41996830
Circumference
131936932.60206
Area
1.3852332323025E+15
Volume
3.8783603044907E+22
Surface area
5.5409329292101E+15
Circumference
131936932.60206
Perimeter
83993660
Area
440933432512225
Diagonal
29696243.281339
Surface area
2645600595073350
Volume
9.2589032032662E+21
Space diagonal
36370321.658416
Perimeter
62995245
Area
1.9092977696673E+14
Altitude
18185160.829208
Surface area
1.9092977696673E+14
Volume
1.0911722068966E+21
Height
9898747.7604462