20147291 is an odd 8-digits composite number following 20147290
and preceding 20147292 . In scientific notation, it is written as 2.0147291 × 10^7.
The sum of its digits is 26. It has a total of 3 prime factors and 8 positive divisors.
There are 19768320 positive integers (up to 20147291) that are relatively prime to 20147291.
20147291 has 8 divisors, whose sum is 20529600
The reverse of 20147291 is 19274102
Previous prime number is 181
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 26
Digital Root 8
Name
twenty million one hundred forty-seven thousand two hundred ninety-one
Scientific notation
2.0147291 × 10^7
Engineering notation
2.0147291 × 10^6
Prime Factorization
79 × 181 × 1409
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20147291
Product of the distinct prime numbers
The prime factorization of 20147291 is 79 × 181 × 1409.
Since it has a total of 3 prime factors.
9 , 10 , 61 , 94 , 170 , 91 , 9997 , 5720 , 20450 , 77893 , 936760 , 578991 , 2965924 , 9651448 , 30305059 , 37878354 , 747557796 , 920932251 , 8650063431 , 7857643931
n×2
40294582
n×3
60441873
n×4
80589164
n×5
100736455
n÷2
10073645.5
n÷3
6715763.6666667
n÷3
5036822.75
n÷5
4029458.2
n2
405913334638681
n3
8.1780540737459E+21
n4
1.6476563523749E+29
n5
3.3195811999296E+36
2 √n
4488.5733813763
3 √n
272.10648134173
4 √n
66.996816203282
5 √n
28.896372815468
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
-20147290
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 20147291 can be divided by 8 positive divisors.
The sum of these divisors (counting 20147291) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100110110110001011011
3
Ternary
1101220120212222
4
Quaternary
1030312301123
5
Quinary
20124203131
6
Senary
1555454255
8
Octal
114666133
10
Decimal
20147291
12
Duodecimal
68b738b
16
Hexadecimal
1336c5b
20
Vigesimal
65i84b
36
Base36
bztqz
md5
44ff12f211af4d0f052b60d6fc6ef353
sha1
db3d206f371e9718554fac4573dfd54cc766e43e
sha256
de31dbaa093586f8882607741ab1607c19256efe89991c6ed0c707dda063409a
sha512
6616bc949d174733722ebeb962c57525b4b423e94377f20d21ec9275511baff17addf9e5bdc8ddd4dc6fee16e7d88444f2ebe2b428b908f4205b4ca7ea84c6cf
ripemd-160
0226433cc92f4b1a8d004c6032a66314c523cf30
Diameter
40294582
Circumference
126589162.79067
Area
1.275214350095E+15
Volume
3.425615279832E+22
Surface area
5.1008574003801E+15
Circumference
126589162.79067
Perimeter
80589164
Area
405913334638681
Diagonal
28492572.177277
Surface area
2435480007832086
Volume
8.1780540737459E+21
Space diagonal
34896131.646875
Perimeter
60441873
Area
1.7576562976598E+14
Altitude
17448065.823438
Surface area
1.7576562976598E+14
Volume
9.6379291540933E+20
Height
9497524.0590925