20017897 is an odd 8-digits composite number following 20017896
and preceding 20017898 . In scientific notation, it is written as 2.0017897 × 10^7.
The sum of its digits is 34. It has a total of 2 prime factors and 4 positive divisors.
There are 19819600 positive integers (up to 20017897) that are relatively prime to 20017897.
20017897 has 4 divisors, whose sum is 20216196
The reverse of 20017897 is 79871002
Previous prime number is 101
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 34
Digital Root 7
Name
twenty million seventeen thousand eight hundred ninety-seven
Scientific notation
2.0017897 × 10^7
Engineering notation
2.0017897 × 10^6
Prime Factorization
101 × 198197
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20017897
Product of the distinct prime numbers
The prime factorization of 20017897 is 101 × 198197.
Since it has a total of 2 prime factors.
8 , 2 , 72 , 49 , 597 , 597 , 1161 , 7939 , 70881 , 67594 , 811011 , 23488 , 1174760 , 5013008 , 9754535 , 38388005 , 351305496 , 592687649 , 6558510163 , 5504976380
n×2
40035794
n×3
60053691
n×4
80071588
n×5
100089485
n÷2
10008948.5
n÷3
6672632.3333333
n÷3
5004474.25
n÷5
4003579.4
n2
400716200302609
n3
8.021495623889E+21
n4
1.6057347318496E+29
n5
3.2143432471488E+36
2 √n
4474.1364529929
3 √n
271.52270407399
4 √n
66.888986036514
5 √n
28.859160270777
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
-20017896
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 20017897 can be divided by 4 positive divisors.
The sum of these divisors (counting 20017897) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100010111001011101001
3
Ternary
1101200000101121
4
Quaternary
1030113023221
5
Quinary
20111033042
6
Senary
1553015241
8
Octal
114271351
10
Decimal
20017897
12
Duodecimal
6854521
16
Hexadecimal
13172e9
20
Vigesimal
6524eh
36
Base36
bx1wp
md5
f338d93fb9edd66aa968f025ee4b6efd
sha1
98752234f9a3b0d20f35709c53bdc0256241c076
sha256
08e41fba449313e7e9a7c350edca66e77c237f02411fc4909664d36c747136c0
sha512
80c2c3ddd9099b4f93f6d8b88b209e40c1a006e755f2c4b96abe8f4f3895791a968b01ceb38d8fca8ec81ca7438c4ae28ab420a711e9afa3d7c0183f645e3f95
ripemd-160
19ceb1d036e6534f8bd4173a986e526f6f369d5f
Diameter
40035794
Circumference
125776156.31103
Area
1.2588870710451E+15
Volume
3.3600362297083E+22
Surface area
5.0355482841804E+15
Circumference
125776156.31103
Perimeter
80071588
Area
400716200302609
Diagonal
28309581.427588
Surface area
2404297201815654
Volume
8.021495623889E+21
Space diagonal
34672014.664681
Perimeter
60053691
Area
1.7351520458502E+14
Altitude
17336007.33234
Surface area
1.7351520458502E+14
Volume
9.4534232515169E+20
Height
9436527.1425292