20998546 is an even 8-digits composite number following 20998545
and preceding 20998547 . In scientific notation, it is written as 2.0998546 × 10^7.
The sum of its digits is 43. It has a total of 2 prime factors and 4 positive divisors.
There are 10499272 positive integers (up to 20998546) that are relatively prime to 20998546.
20998546 has 4 divisors, whose sum is 31497822
The reverse of 20998546 is 64589902
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 43
Digital Root 7
Name
twenty million nine hundred ninety-eight thousand five hundred forty-six
Scientific notation
2.0998546 × 10^7
Engineering notation
2.0998546 × 10^6
Prime Factorization
2 × 10499273
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20998546
Product of the distinct prime numbers
The prime factorization of 20998546 is 2 × 10499273.
Since it has a total of 2 prime factors.
7 , 9 , 5 , 97 , 437 , 878 , 8046 , 5990 , 755 , 69752 , 653325 , 817002 , 7221580 , 2133853 , 25541338 , 21757937 , 161339275 , 518300118 , 9222003213 , 5300596026
n×2
41997092
n×3
62995638
n×4
83994184
n×5
104992730
n÷2
10499273
n÷3
6999515.3333333
n÷3
5249636.5
n÷5
4199709.2
n2
440938934114116
n3
9.2590764911862E+21
n4
1.9442714361769E+29
n5
4.0826873189047E+36
2 √n
4582.4170478035
3 √n
275.88605006932
4 √n
67.693552483257
5 √n
29.136531097417
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
-20998545
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 20998546 can be divided by 4 positive divisors.
The sum of these divisors (counting 20998546) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010000000110100110010010
3
Ternary
1110111211120221
4
Quaternary
1100012212102
5
Quinary
20333423141
6
Senary
2030023254
8
Octal
120064622
10
Decimal
20998546
12
Duodecimal
7047b2a
16
Hexadecimal
1406992
20
Vigesimal
6b4g76
36
Base36
ci2ky
md5
a28856a9066211617141f87e1ed4d3c9
sha1
70887c007c66253cae60e7e9e57a1e8365ad5da7
sha256
142b61abbe69825abf686fee2fcada61ff2effc005881bf1a9500baa07563d4c
sha512
d9eb0e84ddf526c706d7442f954cd8409942d5fa2b8c6214802173b32163d4555ca2a0bf844e79925e9e901fe59008b0e01a9e9874bfa7c581e1d1bad2c71c22
ripemd-160
bce15cf70a04e95938a70f9a69d85e0d7e54b540
Diameter
41997092
Circumference
131937755.69933
Area
1.3852505160946E+15
Volume
3.8784328911649E+22
Surface area
5.5410020643785E+15
Circumference
131937755.69933
Perimeter
83994184
Area
440938934114116
Diagonal
29696428.543315
Surface area
2645633604684696
Volume
9.2590764911862E+21
Space diagonal
36370548.557072
Perimeter
62995638
Area
1.9093215923023E+14
Altitude
18185274.278536
Surface area
1.9093215923023E+14
Volume
1.0911926290738E+21
Height
9898809.5144384