20297815 is an odd 8-digits composite number following 20297814
and preceding 20297816 . In scientific notation, it is written as 2.0297815 × 10^7.
The sum of its digits is 34. It has a total of 2 prime factors and 4 positive divisors.
There are 16238248 positive integers (up to 20297815) that are relatively prime to 20297815.
20297815 has 4 divisors, whose sum is 24357384
The reverse of 20297815 is 51879202
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 34
Digital Root 7
Name
twenty million two hundred ninety-seven thousand eight hundred fifteen
Scientific notation
2.0297815 × 10^7
Engineering notation
2.0297815 × 10^6
Prime Factorization
5 × 4059563
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20297815
Product of the distinct prime numbers
The prime factorization of 20297815 is 5 × 4059563.
Since it has a total of 2 prime factors.
9 , 9 , 79 , 8 , 65 , 912 , 3881 , 9738 , 22233 , 54188 , 547281 , 175110 , 5347031 , 8919774 , 68431710 , 61338011 , 155763927 , 465246209 , 5178336781 , 2683252133
n×2
40595630
n×3
60893445
n×4
81191260
n×5
101489075
n÷2
10148907.5
n÷3
6765938.3333333
n÷3
5074453.75
n÷5
4059563
n2
412001293774225
n3
8.3627260407899E+21
n4
1.6974506607164E+29
n5
3.4454539482848E+36
2 √n
4505.3096452963
3 √n
272.7824526901
4 √n
67.121603417203
5 √n
28.939422344463
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
-20297814
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 20297815 can be divided by 4 positive divisors.
The sum of these divisors (counting 20297815) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101011011100001010111
3
Ternary
1102012020100221
4
Quaternary
1031123201113
5
Quinary
20144012230
6
Senary
2003015211
8
Octal
115334127
10
Decimal
20297815
12
Duodecimal
696a507
16
Hexadecimal
135b857
20
Vigesimal
66h4af
36
Base36
c31w7
md5
fa5ab30778613ef887c43f976aa9c176
sha1
1aa39bb89a2dd852402ef354fce5d7348edd8757
sha256
24ad5e93e6fb545e50db29f750d5b530edc27ae6572661a8942e5a91ff5ce598
sha512
b1eab087263154488f95c3f70237fbe3fbe8271a8d4e381b3d9644cbe5d8d090c33de273630683aa6f5af79a35f54af4d5dc1e21fb4d2d24442f4353ef9a1973
ripemd-160
ad4eababaa23c26e1379caf32bf61b66030a58ea
Diameter
40595630
Circumference
127534932.97585
Area
1.2943402377906E+15
Volume
3.5029704924973E+22
Surface area
5.1773609511624E+15
Circumference
127534932.97585
Perimeter
81191260
Area
412001293774225
Diagonal
28705445.25954
Surface area
2472007762645350
Volume
8.3627260407899E+21
Space diagonal
35156846.862634
Perimeter
60893445
Area
1.7840179340027E+14
Altitude
17578423.431317
Surface area
1.7840179340027E+14
Volume
9.8555671544131E+20
Height
9568481.75318