20129237 is an odd 8-digits composite number following 20129236
and preceding 20129238 . In scientific notation, it is written as 2.0129237 × 10^7.
The sum of its digits is 26. It has a total of 2 prime factors and 4 positive divisors.
There are 19638240 positive integers (up to 20129237) that are relatively prime to 20129237.
20129237 has 4 divisors, whose sum is 20620236
The reverse of 20129237 is 73292102
Previous prime number is 41
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 26
Digital Root 8
Name
twenty million one hundred twenty-nine thousand two hundred thirty-seven
Scientific notation
2.0129237 × 10^7
Engineering notation
2.0129237 × 10^6
Prime Factorization
41 × 490957
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20129237
Product of the distinct prime numbers
The prime factorization of 20129237 is 41 × 490957.
Since it has a total of 2 prime factors.
1 , 2 , 96 , 33 , 415 , 242 , 703 , 5925 , 22805 , 72561 , 461701 , 462457 , 8908974 , 2358544 , 31835687 , 48157498 , 896252522 , 476888819 , 6506100387 , 1498934304
n×2
40258474
n×3
60387711
n×4
80516948
n×5
100646185
n÷2
10064618.5
n÷3
6709745.6666667
n÷3
5032309.25
n÷5
4025847.4
n2
405186182202169
n3
8.1560886906726E+21
n4
1.6417584224757E+29
n5
3.3047344382759E+36
2 √n
4486.561823936
3 √n
272.02517878939
4 √n
66.981802184892
5 √n
28.891192146644
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20129236
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20129237 can be divided by 4 positive divisors.
The sum of these divisors (counting 20129237) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100110010010111010101
3
Ternary
1101212200010022
4
Quaternary
1030302113111
5
Quinary
20123113422
6
Senary
1555234525
8
Octal
114622725
10
Decimal
20129237
12
Duodecimal
68a8a45
16
Hexadecimal
13325d5
20
Vigesimal
65g31h
36
Base36
bzfth
md5
56cab4377036d073608dd57ba6240379
sha1
2a8e938a6d8ed294ff13627e0fb2dc9213f59bbb
sha256
269774b4b5c6e5ad9061a9118084c6e2eb93d1e25b8828c4664efac21f65b222
sha512
9c31d56077842f930b9c9cb196eb2eba021970d47f9ac1271869f419ccccc5e3d6c46ffde85f2aaca2ccf092d729e066c131fc8aa9662b8329ca6c48520c428c
ripemd-160
bd78ac7cee0d9c4d809ca515dbce225ee79f14b7
Diameter
40258474
Circumference
126475726.16314
Area
1.2729299333424E+15
Volume
3.4164144416859E+22
Surface area
5.0917197333697E+15
Circumference
126475726.16314
Perimeter
80516948
Area
405186182202169
Diagonal
28467039.965622
Surface area
2431117093213014
Volume
8.1560886906726E+21
Space diagonal
34864861.201595
Perimeter
60387711
Area
1.7545076352475E+14
Altitude
17432430.600798
Surface area
1.7545076352475E+14
Volume
9.6120427018892E+20
Height
9489013.3218741