20129637 is an odd 8-digits composite number following 20129636
and preceding 20129638 . In scientific notation, it is written as 2.0129637 × 10^7.
The sum of its digits is 30. It has a total of 3 prime factors and 8 positive divisors.
There are 12199760 positive integers (up to 20129637) that are relatively prime to 20129637.
20129637 has 8 divisors, whose sum is 29279520
The reverse of 20129637 is 73692102
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
twenty million one hundred twenty-nine thousand six hundred thirty-seven
Scientific notation
2.0129637 × 10^7
Engineering notation
2.0129637 × 10^6
Prime Factorization
3 × 11 × 609989
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20129637
Product of the distinct prime numbers
The prime factorization of 20129637 is 3 × 11 × 609989.
Since it has a total of 3 prime factors.
3 , 7 , 51 , 67 , 573 , 768 , 2647 , 372 , 25644 , 27297 , 46585 , 845807 , 5345578 , 9273449 , 67445098 , 47491295 , 185815081 , 304050643 , 1223918626 , 5965029115
n×2
40259274
n×3
60388911
n×4
80518548
n×5
100648185
n÷2
10064818.5
n÷3
6709879
n÷3
5032409.25
n÷5
4025927.4
n2
405202285751769
n3
8.1565749237534E+21
n4
1.6418889237846E+29
n5
3.3050628030104E+36
2 √n
4486.6064012793
3 √n
272.02698063531
4 √n
66.982134941186
5 √n
28.891306968532
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20129636
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20129637 can be divided by 8 positive divisors.
The sum of these divisors (counting 20129637) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100110010011101100101
3
Ternary
1101212200200010
4
Quaternary
1030302131211
5
Quinary
20123122022
6
Senary
1555240433
8
Octal
114623545
10
Decimal
20129637
12
Duodecimal
68a9119
16
Hexadecimal
1332765
20
Vigesimal
65g41h
36
Base36
bzg4l
md5
98dbc52f40e449b1c74df23faaf017e1
sha1
72792355d192499f815e3a28de03a844777af1ae
sha256
4534d92c1cc1b1a8fb5ff2791e00e83b539b839f8024b9699cc0b48ac1ed4c8f
sha512
1097d06314809b1c4fd5318cdfedbd5cef985fb4abb11aae478594d61291b5485890801bb0823268c2928f5961532afed9379c0cae2b83120f274fe44a11ebd8
ripemd-160
fd5397494c1f8233ee26fd953cf1d13b717b7611
Diameter
40259274
Circumference
126478239.43726
Area
1.2729805241355E+15
Volume
3.4166181145224E+22
Surface area
5.0919220965422E+15
Circumference
126478239.43726
Perimeter
80518548
Area
405202285751769
Diagonal
28467605.651047
Surface area
2431213714510614
Volume
8.1565749237534E+21
Space diagonal
34865554.021918
Perimeter
60388911
Area
1.7545773656628E+14
Altitude
17432777.010959
Surface area
1.7545773656628E+14
Volume
9.6126157330703E+20
Height
9489201.8836824