20731047 is an odd 8-digits composite number following 20731046
and preceding 20731048 . In scientific notation, it is written as 2.0731047 × 10^7.
The sum of its digits is 24. It has a total of 3 prime factors and 8 positive divisors.
There are 13796928 positive integers (up to 20731047) that are relatively prime to 20731047.
20731047 has 8 divisors, whose sum is 27688944
The reverse of 20731047 is 74013702
Previous prime number is 613
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 24
Digital Root 6
Name
twenty million seven hundred thirty-one thousand forty-seven
Scientific notation
2.0731047 × 10^7
Engineering notation
2.0731047 × 10^6
Prime Factorization
3 × 613 × 11273
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20731047
Product of the distinct prime numbers
The prime factorization of 20731047 is 3 × 613 × 11273.
Since it has a total of 3 prime factors.
3 , 8 , 34 , 7 , 452 , 191 , 2174 , 5552 , 28346 , 55814 , 774309 , 594151 , 3578622 , 4042689 , 86065633 , 15743724 , 955635272 , 332833417 , 4302116551 , 1225243438
n×2
41462094
n×3
62193141
n×4
82924188
n×5
103655235
n÷2
10365523.5
n÷3
6910349
n÷3
5182761.75
n÷5
4146209.4
n2
429776309716209
n3
8.9097128762133E+21
n4
1.8470767639328E+29
n5
3.8291835205699E+36
2 √n
4553.1359522861
3 √n
274.70954235967
4 √n
67.476929037161
5 √n
29.061916273407
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
-20731046
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 20731047 can be divided by 8 positive divisors.
The sum of these divisors (counting 20731047) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001111000101010010100111
3
Ternary
1110000020122120
4
Quaternary
1033011102213
5
Quinary
20301343142
6
Senary
2020201023
8
Octal
117052247
10
Decimal
20731047
12
Duodecimal
6b39173
16
Hexadecimal
13c54a7
20
Vigesimal
69b7c7
36
Base36
ccc6f
md5
3d3b67cecb2f6b4951efeeaba19148c0
sha1
db8e831c9325fe2000eb101649c41267e507c935
sha256
23f078533e3654ea062414d63d490bee91609b8c18dff794406aa7db3f082144
sha512
e1861a8b41947b12fcb0f91c3c6b8e9fc0056e8f7bd510190a12f4b9c19f3af95bfe884823eef9982edaede64e17d64fabaedce8975c0e00de7fa497b8f6522a
ripemd-160
ea830eb09fa3bc4bb23b4335ebb14ccde97bfc08
Diameter
41462094
Circumference
130257009.91285
Area
1.3501820972914E+15
Volume
3.7320918023341E+22
Surface area
5.4007283891655E+15
Circumference
130257009.91285
Perimeter
82924188
Area
429776309716209
Diagonal
29318127.829594
Surface area
2578657858297254
Volume
8.9097128762133E+21
Space diagonal
35907226.698098
Perimeter
62193141
Area
1.8609860107948E+14
Altitude
17953613.349049
Surface area
1.8609860107948E+14
Volume
1.0500197321993E+21
Height
9772709.2765314