20138564 is an even 8-digits composite number following 20138563
and preceding 20138565 . In scientific notation, it is written as 2.0138564 × 10^7.
The sum of its digits is 29. It has a total of 4 prime factors and 12 positive divisors.
There are 9955968 positive integers (up to 20138564) that are relatively prime to 20138564.
20138564 has 12 divisors, whose sum is 35639100
The reverse of 20138564 is 46583102
Previous prime number is 89
Is Prime? no
Number parity even
Number length 8
Sum of Digits 29
Digital Root 2
Name
twenty million one hundred thirty-eight thousand five hundred sixty-four
Scientific notation
2.0138564 × 10^7
Engineering notation
2.0138564 × 10^6
Prime Factorization
2 × 2 × 89 × 56569
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
10069282
Product of the distinct prime numbers
The prime factorization of 20138564 is 2 × 2 × 89 × 56569.
Since it has a total of 4 prime factors.
2 , 8 , 38 , 18 , 343 , 721 , 2031 , 4785 , 36177 , 24199 , 889040 , 234892 , 3951756 , 7875650 , 29692313 , 90250268 , 282618101 , 71685062 , 3869726663 , 5802097829
n×2
40277128
n×3
60415692
n×4
80554256
n×5
100692820
n÷2
10069282
n÷3
6712854.6666667
n÷3
5034641
n÷5
4027712.8
n2
405561759982096
n3
8.1674314593521E+21
n4
1.6448034115978E+29
n5
3.312397877188E+36
2 √n
4487.6011409215
3 √n
272.06718712237
4 √n
66.989559939751
5 √n
28.893869031209
1 , 2 , 4 , 89 , 178 , 356 , 56569 , 113138 , 226276 , 5034641 , 10069282 , 20138564
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
-20138563
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 20138564 can be divided by 12 positive divisors.
The sum of these divisors (counting 20138564) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1001100110100101001000100
3
Ternary
1101220010220202
4
Quaternary
1030310221010
5
Quinary
20123413224
6
Senary
1555350032
8
Octal
114645104
10
Decimal
20138564
12
Duodecimal
68b2318
16
Hexadecimal
1334a44
20
Vigesimal
65h684
36
Base36
bzn0k
md5
2ea8ba2c36854343e998fd9060a51c86
sha1
7b010b83fc1dc50f6abc9461e87436409762eec1
sha256
09ae17cce095a41aa15b86ce502f59e21391dcc90c6cfb39857c9116506576eb
sha512
566076a9d9225aa19c9f3972015855a35fcd11ff6bd9c7e41e42136be3342e921c1de507abd73601d9a1ebd6bf7ada144a929c457366133e3eed70b32c3fa86f
ripemd-160
ecb6dcb0c18d7bb507ac0bc88fa8f0501b38bd74
Diameter
40277128
Circumference
126534329.4325
Area
1.2741098457367E+15
Volume
3.4211656895198E+22
Surface area
5.0964393829468E+15
Circumference
126534329.4325
Perimeter
80554256
Area
405561759982096
Diagonal
28480230.335519
Surface area
2433370559892576
Volume
8.1674314593521E+21
Space diagonal
34881016.039478
Perimeter
60415692
Area
1.7561339347401E+14
Altitude
17440508.019739
Surface area
1.7561339347401E+14
Volume
9.6254102829737E+20
Height
9493410.1118395