20108438 is an even 8-digits composite number following 20108437
and preceding 20108439 . In scientific notation, it is written as 2.0108438 × 10^7.
The sum of its digits is 26. It has a total of 4 prime factors and 16 positive divisors.
There are 8603496 positive integers (up to 20108438) that are relatively prime to 20108438.
20108438 has 16 divisors, whose sum is 34529280
The reverse of 20108438 is 83480102
Previous prime number is 1123
Is Prime? no
Number parity even
Number length 8
Sum of Digits 26
Digital Root 8
Name
twenty million one hundred eight thousand four hundred thirty-eight
Scientific notation
2.0108438 × 10^7
Engineering notation
2.0108438 × 10^6
Prime Factorization
2 × 7 × 1123 × 1279
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
20108438
Product of the distinct prime numbers
The prime factorization of 20108438 is 2 × 7 × 1123 × 1279.
Since it has a total of 4 prime factors.
4 , 8 , 81 , 45 , 811 , 530 , 1808 , 2675 , 36205 , 91177 , 70370 , 978608 , 5547417 , 780615 , 82071405 , 19290194 , 259506052 , 813825840 , 707437227 , 8612433468
n×2
40216876
n×3
60325314
n×4
80433752
n×5
100542190
n÷2
10054219
n÷3
6702812.6666667
n÷3
5027109.5
n÷5
4021687.6
n2
404349278799844
n3
8.1308324030914E+21
n4
1.6349833926595E+29
n5
3.2876962182324E+36
2 √n
4484.2433029442
3 √n
271.93145439711
4 √n
66.964492852139
5 √n
28.885219178862
1 , 2 , 7 , 14 , 1123 , 1279 , 2246 , 2558 , 7861 , 8953 , 15722 , 17906 , 1436317 , 2872634 , 10054219 , 20108438
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
-20108437
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 20108438 can be divided by 16 positive divisors.
The sum of these divisors (counting 20108438) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001100101101010010010110
3
Ternary
1101211121120222
4
Quaternary
1030231102112
5
Quinary
20121432223
6
Senary
1554554342
8
Octal
114552226
10
Decimal
20108438
12
Duodecimal
68989b2
16
Hexadecimal
132d496
20
Vigesimal
65db1i
36
Base36
byzrq
md5
1a9c2bbfc6840ed95b84ded7d1853467
sha1
a7ce922efa8e16a151ab75e358a47c517cd2999b
sha256
7aa6d93e36a9e154ab57d182a1d9960cabaf0fb99b58565c270b5dcebb1771c5
sha512
b27dd61c6625657f1b75f016cc82c65914975ec8601936c54c4f592b8518da554ce64809be615e8e646e04d5c521a9ef2b59b545e2601c10113299de940aa875
ripemd-160
f4ed90e8609813c217d816ea96d917af21975794
Diameter
40216876
Circumference
126345042.19193
Area
1.2703007237619E+15
Volume
3.4058351126829E+22
Surface area
5.0812028950477E+15
Circumference
126345042.19193
Perimeter
80433752
Area
404349278799844
Diagonal
28437625.737739
Surface area
2426095672799064
Volume
8.1308324030914E+21
Space diagonal
34828836.276849
Perimeter
60325314
Area
1.7508837372129E+14
Altitude
17414418.138424
Surface area
1.7508837372129E+14
Volume
9.5822778815287E+20
Height
9479208.5792462