20998213 is an odd 8-digits composite number following 20998212
and preceding 20998214 . In scientific notation, it is written as 2.0998213 × 10^7.
The sum of its digits is 34. It has a total of 3 prime factors and 8 positive divisors.
There are 19438080 positive integers (up to 20998213) that are relatively prime to 20998213.
20998213 has 8 divisors, whose sum is 22599000
The reverse of 20998213 is 31289902
Previous prime number is 61
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 34
Digital Root 7
Name
twenty million nine hundred ninety-eight thousand two hundred thirteen
Scientific notation
2.0998213 × 10^7
Engineering notation
2.0998213 × 10^6
Prime Factorization
17 × 61 × 20249
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20998213
Product of the distinct prime numbers
The prime factorization of 20998213 is 17 × 61 × 20249.
Since it has a total of 3 prime factors.
8 , 6 , 43 , 59 , 639 , 207 , 2363 , 2290 , 53816 , 27750 , 782917 , 55767 , 3211639 , 505176 , 17796283 , 87438889 , 460904944 , 298260462 , 7330773804 , 6247185177
n×2
41996426
n×3
62994639
n×4
83992852
n×5
104991065
n÷2
10499106.5
n÷3
6999404.3333333
n÷3
5249553.25
n÷5
4199642.6
n2
440924949193369
n3
9.2586360001765E+21
n4
1.9441481082118E+29
n5
4.0823636079777E+36
2 √n
4582.3807131228
3 √n
275.8845917058
4 √n
67.693284106496
5 √n
29.136438686005
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
-20998212
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 20998213 can be divided by 8 positive divisors.
The sum of these divisors (counting 20998213) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010000000110100001000101
3
Ternary
1110111211010121
4
Quaternary
1100012201011
5
Quinary
20333420323
6
Senary
2030021541
8
Octal
120064105
10
Decimal
20998213
12
Duodecimal
70478b1
16
Hexadecimal
1406845
20
Vigesimal
6b4fad
36
Base36
ci2bp
md5
0e0f78ef23f7b0c928d3a7e498fd050a
sha1
92c22926ade9778f7f0fecc244fa4deedf13159b
sha256
98c8d9c76f731c4dc82d524bb701a7ed6c461f2e423106d81ce152755de572f3
sha512
f8b9259256f0b5ea60a67edba17ae3cb4bfdd76419df1d6e2b21c0a2d6db84f8a1eef7e520c246ee4079b55261a5cc22c3695fd462a35f93f9be09a80b170674
ripemd-160
da8dd1b1f0c56a2930b5b3d5524ffee92317a0fd
Diameter
41996426
Circumference
131935663.39863
Area
1.3852065811703E+15
Volume
3.8782483787222E+22
Surface area
5.5408263246814E+15
Circumference
131935663.39863
Perimeter
83992852
Area
440924949193369
Diagonal
29695957.610199
Surface area
2645549695160214
Volume
9.2586360001765E+21
Space diagonal
36369971.784153
Perimeter
62994639
Area
1.9092610358191E+14
Altitude
18184985.892077
Surface area
1.9092610358191E+14
Volume
1.0911407167105E+21
Height
9898652.536733