20136988 is an even 8-digits composite number following 20136987
and preceding 20136989 . In scientific notation, it is written as 2.0136988 × 10^7.
The sum of its digits is 37. It has a total of 3 prime factors and 6 positive divisors.
There are 10068492 positive integers (up to 20136988) that are relatively prime to 20136988.
20136988 has 6 divisors, whose sum is 35239736
The reverse of 20136988 is 88963102
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 37
Digital Root 1
Name
twenty million one hundred thirty-six thousand nine hundred eighty-eight
Scientific notation
2.0136988 × 10^7
Engineering notation
2.0136988 × 10^6
Prime Factorization
2 × 2 × 5034247
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
10068494
Product of the distinct prime numbers
The prime factorization of 20136988 is 2 × 2 × 5034247.
Since it has a total of 3 prime factors.
2 , 6 , 64 , 49 , 893 , 646 , 3254 , 5261 , 67129 , 72309 , 265471 , 281037 , 3554100 , 7971549 , 97281402 , 22545454 , 70838347 , 337314035 , 8711435467 , 7341748919
n×2
40273976
n×3
60410964
n×4
80547952
n×5
100684940
n÷2
10068494
n÷3
6712329.3333333
n÷3
5034247
n÷5
4027397.6
n2
405498285712144
n3
8.165514113406E+21
n4
1.6442885971549E+29
n5
3.3111019749445E+36
2 √n
4487.4255425578
3 √n
272.06008980943
4 √n
66.988249287153
5 √n
28.893416782845
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20136987
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20136988 can be divided by 6 positive divisors.
The sum of these divisors (counting 20136988) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
1001100110100010000011100
3
Ternary
1101220001202101
4
Quaternary
1030310100130
5
Quinary
20123340423
6
Senary
1555334444
8
Octal
114642034
10
Decimal
20136988
12
Duodecimal
68b1424
16
Hexadecimal
133441c
20
Vigesimal
65h298
36
Base36
bzlss
md5
1a00608e52c6a04024be120c76547ca4
sha1
624c5e6cb34ee691370b9891925a92b632142ce8
sha256
b5ac1905c7cc9f19b0e5fe9902fd856f86c7c4cd56692050301b26c9bbea4a97
sha512
8a68e5375acdc8bfeec52fd79f0d657e63c2d5d73c5db1ddb641066e215a97f059e22d32620b12d282ae0c0d9383fe7f642a5e74d58e0f52753077d385d09f3f
ripemd-160
a50896449745d3f9330780f4a67c188eb25a37cb
Diameter
40273976
Circumference
126524427.13245
Area
1.2739104354365E+15
Volume
3.420362553528E+22
Surface area
5.0956417417461E+15
Circumference
126524427.13245
Perimeter
80547952
Area
405498285712144
Diagonal
28478001.534944
Surface area
2432989714272864
Volume
8.165514113406E+21
Space diagonal
34878286.327405
Perimeter
60410964
Area
1.7558590830888E+14
Altitude
17439143.163702
Surface area
1.7558590830888E+14
Volume
9.6231506691064E+20
Height
9492667.1783148