20802351 is an odd 8-digits composite number following 20802350
and preceding 20802352 . In scientific notation, it is written as 2.0802351 × 10^7.
The sum of its digits is 21. It has a total of 3 prime factors and 8 positive divisors.
There are 13813760 positive integers (up to 20802351) that are relatively prime to 20802351.
20802351 has 8 divisors, whose sum is 27845424
The reverse of 20802351 is 15320802
Previous prime number is 257
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 21
Digital Root 3
Name
twenty million eight hundred two thousand three hundred fifty-one
Scientific notation
2.0802351 × 10^7
Engineering notation
2.0802351 × 10^6
Prime Factorization
3 × 257 × 26981
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20802351
Product of the distinct prime numbers
The prime factorization of 20802351 is 3 × 257 × 26981.
Since it has a total of 3 prime factors.
10 , 9 , 50 , 43 , 689 , 960 , 7357 , 6254 , 69578 , 67538 , 470027 , 111920 , 9472375 , 178363 , 85587984 , 98642999 , 58383384 , 881957759 , 5674496616 , 4551458280
n×2
41604702
n×3
62407053
n×4
83209404
n×5
104011755
n÷2
10401175.5
n÷3
6934117
n÷3
5200587.75
n÷5
4160470.2
n2
432737807127201
n3
9.0019637548303E+21
n4
1.8726200971726E+29
n5
3.8954900551038E+36
2 √n
4560.9594385392
3 √n
275.02413452097
4 √n
67.534875720173
5 √n
29.081880395716
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
-20802350
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 20802351 can be divided by 8 positive divisors.
The sum of these divisors (counting 20802351) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001111010110101100101111
3
Ternary
1110010212110110
4
Quaternary
1033112230233
5
Quinary
20311133401
6
Senary
2021511103
8
Octal
117265457
10
Decimal
20802351
12
Duodecimal
6b72493
16
Hexadecimal
13d6b2f
20
Vigesimal
6a05hb
36
Base36
cdv73
md5
6942688454f276674fd7aca8b38b0b40
sha1
e32ed2181f0c2ba636ff6ee005b56a65972f79ce
sha256
35b12c8e745407222fa1fa591ddeb7d84af922140b1ed9ab64278d2a798be02c
sha512
4c8bba6658b5e37b338acc7739fd17e57e37cfff75e5c20ad01fdc5fbc324b5fdc4ff48ab316308e75f9b477801efc07d43514cdd1e225d8b919ab25552ef6a6
ripemd-160
2393912293aa6f8f6d9ce76b05f84f537f3045a8
Diameter
41604702
Circumference
130705026.15799
Area
1.3594859158014E+15
Volume
3.7707337600075E+22
Surface area
5.4379436632055E+15
Circumference
130705026.15799
Perimeter
83209404
Area
432737807127201
Diagonal
29418966.913446
Surface area
2596426842763206
Volume
9.0019637548303E+21
Space diagonal
36030728.848881
Perimeter
62407053
Area
1.8738096707506E+14
Altitude
18015364.424441
Surface area
1.8738096707506E+14
Volume
1.060891602506E+21
Height
9806322.3044818