20797148 is an even 8-digits composite number following 20797147
and preceding 20797149 . In scientific notation, it is written as 2.0797148 × 10^7.
The sum of its digits is 38. It has a total of 4 prime factors and 12 positive divisors.
There are 10322400 positive integers (up to 20797148) that are relatively prime to 20797148.
20797148 has 12 divisors, whose sum is 36661632
The reverse of 20797148 is 84179702
Previous prime number is 137
Is Prime? no
Number parity even
Number length 8
Sum of Digits 38
Digital Root 2
Name
twenty million seven hundred ninety-seven thousand one hundred forty-eight
Scientific notation
2.0797148 × 10^7
Engineering notation
2.0797148 × 10^6
Prime Factorization
2 × 2 × 137 × 37951
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
10398574
Product of the distinct prime numbers
The prime factorization of 20797148 is 2 × 2 × 137 × 37951.
Since it has a total of 4 prime factors.
3 , 9 , 98 , 50 , 943 , 383 , 3482 , 5845 , 19747 , 1091 , 877927 , 839150 , 3349783 , 7529447 , 64366265 , 53617701 , 669399255 , 391173737 , 1346387075 , 9698660375
n×2
41594296
n×3
62391444
n×4
83188592
n×5
103985740
n÷2
10398574
n÷3
6932382.6666667
n÷3
5199287
n÷5
4159429.6
n2
432521364933904
n3
8.9952108396924E+21
n4
1.8707473112429E+29
n5
3.890620870252E+36
2 √n
4560.3890184939
3 √n
275.00120330052
4 √n
67.53065243646
5 √n
29.080425481661
1 , 2 , 4 , 137 , 274 , 548 , 37951 , 75902 , 151804 , 5199287 , 10398574 , 20797148
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20797147
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20797148 can be divided by 12 positive divisors.
The sum of these divisors (counting 20797148) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1001111010101011011011100
3
Ternary
1110010121022202
4
Quaternary
1033111123130
5
Quinary
20311002043
6
Senary
2021431032
8
Octal
117253334
10
Decimal
20797148
12
Duodecimal
6b6b478
16
Hexadecimal
13d56dc
20
Vigesimal
69jch8
36
Base36
cdr6k
md5
ae1fea6ecbc43f53e5b35ce0b09ed044
sha1
8da8aeb9caf81d0c05506989f3e6a596b016b12b
sha256
ee32a78e1e7fb019a309852005aa97711c56e0b1b3ca9fc8f13d3801be8c8a1f
sha512
7a75b2cbfec944810aef99478cbdcfe375990e8116d216cb2e51b1072b6e87b550525d752d675228ddc872d0dcb94599bf614030d026013b791c85f89b89ceb1
ripemd-160
723bcdf088ca49c1ae3a6d93e4419c9a14742764
Diameter
41594296
Circumference
130672334.74484
Area
1.358805942597E+15
Volume
3.7679051055292E+22
Surface area
5.4352237703879E+15
Circumference
130672334.74484
Perimeter
83188592
Area
432521364933904
Diagonal
29411608.76028
Surface area
2595128189603424
Volume
8.9952108396924E+21
Space diagonal
36021716.988529
Perimeter
62391444
Area
1.8728724485614E+14
Altitude
18010858.494265
Surface area
1.8728724485614E+14
Volume
1.0600957638249E+21
Height
9803869.5867602