20130397 is an odd 8-digits composite number following 20130396
and preceding 20130398 . In scientific notation, it is written as 2.0130397 × 10^7.
The sum of its digits is 25. It has a total of 4 prime factors and 16 positive divisors.
There are 16109568 positive integers (up to 20130397) that are relatively prime to 20130397.
20130397 has 16 divisors, whose sum is 24554880
The reverse of 20130397 is 79303102
Previous prime number is 139
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty million one hundred thirty thousand three hundred ninety-seven
Scientific notation
2.0130397 × 10^7
Engineering notation
2.0130397 × 10^6
Prime Factorization
7 × 17 × 139 × 1217
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
20130397
Product of the distinct prime numbers
The prime factorization of 20130397 is 7 × 17 × 139 × 1217.
Since it has a total of 4 prime factors.
9 , 2 , 58 , 98 , 885 , 804 , 2302 , 2182 , 76243 , 53631 , 754964 , 891619 , 1995244 , 583894 , 35544759 , 47288348 , 90213914 , 957349281 , 9101889484 , 4777466218
n×2
40260794
n×3
60391191
n×4
80521588
n×5
100651985
n÷2
10065198.5
n÷3
6710132.3333333
n÷3
5032599.25
n÷5
4026079.4
n2
405232883377609
n3
8.157498819846E+21
n4
1.6421368977053E+29
n5
3.3056867679156E+36
2 √n
4486.6910970112
3 √n
272.03040407681
4 √n
66.982767164482
5 √n
28.891525125091
1 , 7 , 17 , 119 , 139 , 973 , 1217 , 2363 , 8519 , 16541 , 20689 , 144823 , 169163 , 1184141 , 2875771 , 20130397
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
-20130396
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 20130397 can be divided by 16 positive divisors.
The sum of these divisors (counting 20130397) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001100110010101001011101
3
Ternary
1101212201201021
4
Quaternary
1030302221131
5
Quinary
20123133042
6
Senary
1555244141
8
Octal
114625135
10
Decimal
20130397
12
Duodecimal
68a9651
16
Hexadecimal
1332a5d
20
Vigesimal
65g5jh
36
Base36
bzgpp
md5
63628e89868a874007a49cf182bbef7e
sha1
1f5c73262634163e8f97f0c850b50bb95e53ffa4
sha256
41e2b1366a9bc07d06076063c9ae64600e434ea4b01fc7c223473ad88a574d20
sha512
04ae5eca7f9f57d1fed14dc3691f0aad7f5ff35b6881f442dc7f87e34ba71499a764d675c92e8bd5b0b6df7495c658d40f28a4b292ff062cde2351f154c95c4a
ripemd-160
b79616671352d77f61509be9bdbdcb93ae46e0af
Diameter
40260794
Circumference
126483014.65809
Area
1.2730766494121E+15
Volume
3.4170051152127E+22
Surface area
5.0923065976484E+15
Circumference
126483014.65809
Perimeter
80521588
Area
405232883377609
Diagonal
28468680.453355
Surface area
2431397300265654
Volume
8.157498819846E+21
Space diagonal
34866870.380532
Perimeter
60391191
Area
1.7547098572691E+14
Altitude
17433435.190266
Surface area
1.7547098572691E+14
Volume
9.6137045550572E+20
Height
9489560.1511182