20748897 is an odd 8-digits composite number following 20748896
and preceding 20748898 . In scientific notation, it is written as 2.0748897 × 10^7.
The sum of its digits is 45. It has a total of 4 prime factors and 16 positive divisors.
There are 12420864 positive integers (up to 20748897) that are relatively prime to 20748897.
20748897 has 16 divisors, whose sum is 25504080
The reverse of 20748897 is 79884702
Previous prime number is 37
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 45
Digital Root 9
Name
twenty million seven hundred forty-eight thousand eight hundred ninety-seven
Scientific notation
2.0748897 × 10^7
Engineering notation
2.0748897 × 10^6
Prime Factorization
9 × 13 × 37 × 4793
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
20748897
Product of the distinct prime numbers
The prime factorization of 20748897 is 9 × 13 × 37 × 4793.
Since it has a total of 4 prime factors.
7 , 4 , 73 , 19 , 662 , 905 , 9343 , 1130 , 6552 , 52979 , 416865 , 69437 , 9201567 , 3181555 , 18497122 , 25874038 , 742805263 , 839102505 , 9586351907 , 4398912724
n×2
41497794
n×3
62246691
n×4
82995588
n×5
103744485
n÷2
10374448.5
n÷3
6916299
n÷3
5187224.25
n÷5
4149779.4
n2
430516726716609
n3
8.9327472194201E+21
n4
1.8534465198278E+29
n5
3.8456970934916E+36
2 √n
4555.0957179844
3 √n
274.78836389139
4 √n
67.491449221249
5 √n
29.066919172033
1 , 9 , 13 , 37 , 117 , 333 , 481 , 4329 , 4793 , 43137 , 62309 , 177341 , 560781 , 1596069 , 2305433 , 20748897
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20748896
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20748897 can be divided by 16 positive divisors.
The sum of these divisors (counting 20748897) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001111001001101001100001
3
Ternary
1110001011010200
4
Quaternary
1033021221201
5
Quinary
20302431042
6
Senary
2020415413
8
Octal
117115141
10
Decimal
20748897
12
Duodecimal
6b47569
16
Hexadecimal
13c9a61
20
Vigesimal
69dc4h
36
Base36
ccpy9
md5
b5ddeb983311bd61a80075666b596dc2
sha1
5e82275f1ed206d924d8d6211278f21b90a56a87
sha256
0b464551ac758224a8eca65a4358f1ce043fa45108a707e51688e7ec5d7736ab
sha512
0d46b0935ff388809bf44e0990a1f4709bc87bacc6c78409fbc12f40f333d9244bf2f8d165c0ecfb1dfd2572c73f3d43aee7fd962102e2265abe08fec270a50d
ripemd-160
dc565be079261f7a66566d1cc5a1943dce2cbb67
Diameter
41497794
Circumference
130369164.77058
Area
1.3525081859004E+15
Volume
3.741740405454E+22
Surface area
5.4100327436017E+15
Circumference
130369164.77058
Perimeter
82995588
Area
430516726716609
Diagonal
29343371.541682
Surface area
2583100360299654
Volume
8.9327472194201E+21
Space diagonal
35938143.805013
Perimeter
62246691
Area
1.8641921104535E+14
Altitude
17969071.902507
Surface area
1.8641921104535E+14
Volume
1.0527343555795E+21
Height
9781123.8472275