20797385 is an odd 8-digits composite number following 20797384
and preceding 20797386 . In scientific notation, it is written as 2.0797385 × 10^7.
The sum of its digits is 41. It has a total of 3 prime factors and 8 positive divisors.
There are 14261040 positive integers (up to 20797385) that are relatively prime to 20797385.
20797385 has 8 divisors, whose sum is 28522176
The reverse of 20797385 is 58379702
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 41
Digital Root 5
Name
twenty million seven hundred ninety-seven thousand three hundred eighty-five
Scientific notation
2.0797385 × 10^7
Engineering notation
2.0797385 × 10^6
Prime Factorization
7 × 5 × 594211
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20797385
Product of the distinct prime numbers
The prime factorization of 20797385 is 7 × 5 × 594211.
Since it has a total of 3 prime factors.
6 , 5 , 42 , 25 , 588 , 570 , 730 , 8090 , 35865 , 29347 , 943608 , 937264 , 2127661 , 3235239 , 92917284 , 52401177 , 924000677 , 662152115 , 9968906624 , 2679301582
n×2
41594770
n×3
62392155
n×4
83189540
n×5
103986925
n÷2
10398692.5
n÷3
6932461.6666667
n÷3
5199346.25
n÷5
4159477
n2
432531222838225
n3
8.9955183658874E+21
n4
1.8708325872993E+29
n5
3.890842558861E+36
2 √n
4560.4150030452
3 √n
275.00224791551
4 √n
67.530844826977
5 √n
29.080491760262
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
-20797384
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 20797385 can be divided by 8 positive divisors.
The sum of these divisors (counting 20797385) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001111010101011111001001
3
Ternary
1110010121122112
4
Quaternary
1033111133021
5
Quinary
20311004020
6
Senary
2021432105
8
Octal
117253711
10
Decimal
20797385
12
Duodecimal
6b6b635
16
Hexadecimal
13d57c9
20
Vigesimal
69jd95
36
Base36
cdrd5
md5
0ddeb3f5a3a9a087c5ba4a25d49aae5b
sha1
db6a6c8f12ee20ace0cd29fafb32c7efa168ec09
sha256
919f382aa66a9f19f258864448d657be518d6fd37ef5eb2f8c3192ade43eed6b
sha512
810bc475e934516a3dca7ad5b820c864ccb44bf89dc85baf09efc21c26a8e072701983ca155f5f111804804e72a30d71b050abbf9c6177a95e09dcb81e68b512
ripemd-160
7f20b20f6b86cc2b3e4212f7e6deb202fb555111
Diameter
41594770
Circumference
130673823.85976
Area
1.3588369121168E+15
Volume
3.7680339218005E+22
Surface area
5.4353476484671E+15
Circumference
130673823.85976
Perimeter
83189540
Area
432531222838225
Diagonal
29411943.928895
Surface area
2595187337029350
Volume
8.9955183658874E+21
Space diagonal
36022127.484571
Perimeter
62392155
Area
1.8729151345393E+14
Altitude
18011063.742285
Surface area
1.8729151345393E+14
Volume
1.0601320061345E+21
Height
9803981.3096316