19997146 is an even 8-digits composite number following 19997145
and preceding 19997147 . In scientific notation, it is written as 1.9997146 × 10^7.
The sum of its digits is 46. It has a total of 4 prime factors and 16 positive divisors.
There are 9206784 positive integers (up to 19997146) that are relatively prime to 19997146.
19997146 has 16 divisors, whose sum is 32382504
The reverse of 19997146 is 64179991
Previous prime number is 1297
Is Prime? no
Number parity even
Number length 8
Sum of Digits 46
Digital Root 1
Name
nineteen million nine hundred ninety-seven thousand one hundred forty-six
Scientific notation
1.9997146 × 10^7
Engineering notation
1.9997146 × 10^6
Prime Factorization
2 × 13 × 1297 × 593
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
19997146
Product of the distinct prime numbers
The prime factorization of 19997146 is 2 × 13 × 1297 × 593.
Since it has a total of 4 prime factors.
8 , 3 , 12 , 17 , 126 , 937 , 1717 , 6891 , 5153 , 52866 , 417156 , 334153 , 2538692 , 338034 , 31890983 , 89684635 , 835843194 , 141430596 , 9156508839 , 4591430139
n×2
39994292
n×3
59991438
n×4
79988584
n×5
99985730
n÷2
9998573
n÷3
6665715.3333333
n÷3
4999286.5
n÷5
3999429.2
n2
399885848145316
n3
7.9965756886957E+21
n4
1.599086915469E+29
n5
3.1977174515323E+36
2 √n
4471.816856715
3 √n
271.42884946548
4 √n
66.871644638927
5 √n
28.853174578029
1 , 2 , 13 , 26 , 593 , 1186 , 1297 , 2594 , 7709 , 15418 , 16861 , 33722 , 769121 , 1538242 , 9998573 , 19997146
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-19997145
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 19997146 can be divided by 16 positive divisors.
The sum of these divisors (counting 19997146) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001100010010000111011010
3
Ternary
1101121221221001
4
Quaternary
1030102013122
5
Quinary
20104402041
6
Senary
1552335214
8
Octal
114220732
10
Decimal
19997146
12
Duodecimal
684450a
16
Hexadecimal
13121da
20
Vigesimal
64jch6
36
Base36
bwlwa
md5
896cfbdebdc22aeb5832c7f79a8b94f7
sha1
c8c3cb9049e162838c09a00101fcccee35fa495c
sha256
0b39d61daed16a49a9d0c80be534c780e1bfd8cc79eb562d8c8f1bf2bf8360d9
sha512
5da0988aec3fbba218aa1f1d00e8cebc02c31c95bdfd3357e9ccfa5c31b6fce60fa5d504379742836f64bba0336d321eea7c7e2d4863eeffeed21693896f1d1b
ripemd-160
979a5eafea514bdcf11d58e48f48243b000571f9
Diameter
39994292
Circumference
125645773.93273
Area
1.2562784428078E+15
Volume
3.3495977916642E+22
Surface area
5.0251137712314E+15
Circumference
125645773.93273
Perimeter
79988584
Area
399885848145316
Diagonal
28280235.081955
Surface area
2399315088871896
Volume
7.9965756886957E+21
Space diagonal
34636072.878373
Perimeter
59991438
Area
1.7315565155386E+14
Altitude
17318036.439186
Surface area
1.7315565155386E+14
Volume
9.424054826247E+20
Height
9426745.0273183