20291497 is an odd 8-digits composite number following 20291496
and preceding 20291498 . In scientific notation, it is written as 2.0291497 × 10^7.
The sum of its digits is 34. It has a total of 2 prime factors and 4 positive divisors.
There are 19409236 positive integers (up to 20291497) that are relatively prime to 20291497.
20291497 has 4 divisors, whose sum is 21173760
The reverse of 20291497 is 79419202
Previous prime number is 23
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 34
Digital Root 7
Name
twenty million two hundred ninety-one thousand four hundred ninety-seven
Scientific notation
2.0291497 × 10^7
Engineering notation
2.0291497 × 10^6
Prime Factorization
23 × 882239
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20291497
Product of the distinct prime numbers
The prime factorization of 20291497 is 23 × 882239.
Since it has a total of 2 prime factors.
3 , 1 , 27 , 82 , 897 , 514 , 2037 , 8559 , 56813 , 99802 , 670044 , 165077 , 3576534 , 1095851 , 73603124 , 27581613 , 597304882 , 352040241 , 8294766262 , 6496327769
n×2
40582994
n×3
60874491
n×4
81165988
n×5
101457485
n÷2
10145748.5
n÷3
6763832.3333333
n÷3
5072874.25
n÷5
4058299.4
n2
411744850501009
n3
8.3549193987067E+21
n4
1.695338219141E+29
n5
3.4400950387685E+36
2 √n
4504.6084180537
3 √n
272.75414720693
4 √n
67.116379655444
5 √n
28.937620554081
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
-20291496
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 20291497 can be divided by 4 positive divisors.
The sum of these divisors (counting 20291497) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101011001111110101001
3
Ternary
1102011220200221
4
Quaternary
1031121332221
5
Quinary
20143311442
6
Senary
2002530041
8
Octal
115317651
10
Decimal
20291497
12
Duodecimal
6966921
16
Hexadecimal
1359fa9
20
Vigesimal
66g8eh
36
Base36
c2x0p
md5
c3d1840788fb7fcc699e76459ff3efb8
sha1
a812f060b6212fc48ce7b1c740535f8fadaf5b9f
sha256
71f07ad1f4efa02690c3b8a06b69d4b394158a2482d25d56e2d043deaac2f46d
sha512
521b413240b3b87b30ac53c7e2658c1e03ff0e7207cf048cbd4bebb96df861e3526cef2898f3896db99ad94312dbbd5b0c462ab5076f57fdc12f29ee710e1219
ripemd-160
b6ea00856a3f0d8a0d0dbb365fde28dc7f0ecdf4
Diameter
40582994
Circumference
127495235.81108
Area
1.2935345974874E+15
Volume
3.4997004539082E+22
Surface area
5.1741383899496E+15
Circumference
127495235.81108
Perimeter
81165988
Area
411744850501009
Diagonal
28696510.258253
Surface area
2470469103006054
Volume
8.3549193987067E+21
Space diagonal
35145903.765631
Perimeter
60874491
Area
1.7829075020565E+14
Altitude
17572951.882816
Surface area
1.7829075020565E+14
Volume
9.8463669384875E+20
Height
9565503.4194177