20998753 is an odd 8-digits composite number following 20998752
and preceding 20998754 . In scientific notation, it is written as 2.0998753 × 10^7.
The sum of its digits is 43. It has a total of 2 prime factors and 4 positive divisors.
There are 20732868 positive integers (up to 20998753) that are relatively prime to 20998753.
20998753 has 4 divisors, whose sum is 21264640
The reverse of 20998753 is 35789902
Previous prime number is 79
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 43
Digital Root 7
Name
twenty million nine hundred ninety-eight thousand seven hundred fifty-three
Scientific notation
2.0998753 × 10^7
Engineering notation
2.0998753 × 10^6
Prime Factorization
79 × 265807
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20998753
Product of the distinct prime numbers
The prime factorization of 20998753 is 79 × 265807.
Since it has a total of 2 prime factors.
6 , 5 , 63 , 29 , 136 , 815 , 1795 , 553 , 24362 , 51015 , 477696 , 740930 , 7719357 , 9004511 , 55254866 , 82689759 , 452849301 , 696164737 , 3903207290 , 1822464966
n×2
41997506
n×3
62996259
n×4
83995012
n×5
104993765
n÷2
10499376.5
n÷3
6999584.3333333
n÷3
5249688.25
n÷5
4199750.6
n2
440947627555009
n3
9.2593503169636E+21
n4
1.9443481024639E+29
n5
4.0828885549658E+36
2 √n
4582.4396340814
3 √n
275.88695661185
4 √n
67.693719310446
5 √n
29.136588541757
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
-20998752
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 20998753 can be divided by 4 positive divisors.
The sum of these divisors (counting 20998753) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010000000110101001100001
3
Ternary
1110111211212121
4
Quaternary
1100012221201
5
Quinary
20333430003
6
Senary
2030024241
8
Octal
120065141
10
Decimal
20998753
12
Duodecimal
7048081
16
Hexadecimal
1406a61
20
Vigesimal
6b4ghd
36
Base36
ci2qp
md5
29101da06b3c999c2440f844a45485c9
sha1
d12529a4cb2c41df80e79507ed5342367bc7ac3f
sha256
b319fced5a5e7e1a74112d3828be7ccde5860811aa453004f55eb35bc7e05788
sha512
ad14b8cbfdccab8513fa46471c58ed77d60b786043844a06798b2d38db2a2ada86e5497d469ed25765617af0726643fb5e2c749df30fd26fad71c6ae8e4f61e6
ripemd-160
4a9a26e763e916ac2852cac76575869565cbb0af
Diameter
41997506
Circumference
131939056.31869
Area
1.3852778273447E+15
Volume
3.8785475910383E+22
Surface area
5.5411113093787E+15
Circumference
131939056.31869
Perimeter
83995012
Area
440947627555009
Diagonal
29696721.285523
Surface area
2645685765330054
Volume
9.2593503169636E+21
Space diagonal
36370907.091589
Perimeter
62996259
Area
1.9093592360056E+14
Altitude
18185453.545795
Surface area
1.9093592360056E+14
Volume
1.0912248997511E+21
Height
9898907.0951742