20129501 is an odd 8-digits composite number following 20129500
and preceding 20129502 . In scientific notation, it is written as 2.0129501 × 10^7.
The sum of its digits is 20. It has a total of 2 prime factors and 4 positive divisors.
There are 17253852 positive integers (up to 20129501) that are relatively prime to 20129501.
20129501 has 4 divisors, whose sum is 23005152
The reverse of 20129501 is 10592102
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 20
Digital Root 2
Name
twenty million one hundred twenty-nine thousand five hundred one
Scientific notation
2.0129501 × 10^7
Engineering notation
2.0129501 × 10^6
Prime Factorization
7 × 2875643
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20129501
Product of the distinct prime numbers
The prime factorization of 20129501 is 7 × 2875643.
Since it has a total of 2 prime factors.
7 , 5 , 26 , 4 , 196 , 540 , 3785 , 6941 , 12884 , 83908 , 942501 , 99201 , 6677728 , 4993714 , 31876429 , 8027369 , 490975457 , 438771123 , 432307759 , 7418709400
n×2
40259002
n×3
60388503
n×4
80518004
n×5
100647505
n÷2
10064750.5
n÷3
6709833.6666667
n÷3
5032375.25
n÷5
4025900.2
n2
405196810509001
n3
8.1564096023377E+21
n4
1.6418445524667E+29
n5
3.3049511560722E+36
2 √n
4486.5912450322
3 √n
272.02636801038
4 √n
66.982021804603
5 √n
28.891267929295
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
-20129500
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 20129501 can be divided by 4 positive divisors.
The sum of these divisors (counting 20129501) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100110010011011011101
3
Ternary
1101212200111002
4
Quaternary
1030302123131
5
Quinary
20123121001
6
Senary
1555240045
8
Octal
114623335
10
Decimal
20129501
12
Duodecimal
68a9025
16
Hexadecimal
13326dd
20
Vigesimal
65g3f1
36
Base36
bzg0t
md5
8772cad2bdf4c63bddaece89a1252ff2
sha1
7db2fd25786945beff166dacf137f9ff8bac5a9e
sha256
e2ad09a46f7623dccfc4311d5060d6a4f1d69d70ad5e9b93dd01c6537261032b
sha512
d1ed8ad30049c35fa00975d0d3e7e0a27a736a94b88013634c26bb3a9b36eb7ea3d98e99224bf718ea55888d31efebd79d16d2987ba808d03d34b1f4d63b6b8a
ripemd-160
5f7517e826e2aed0090bcaabe92d1b01b2e88b1f
Diameter
40259002
Circumference
126477384.92406
Area
1.2729633231531E+15
Volume
3.4165488648498E+22
Surface area
5.0918532926124E+15
Circumference
126477384.92406
Perimeter
80518004
Area
405196810509001
Diagonal
28467413.318003
Surface area
2431180863054006
Volume
8.1564096023377E+21
Space diagonal
34865318.463009
Perimeter
60388503
Area
1.7545536571661E+14
Altitude
17432659.231504
Surface area
1.7545536571661E+14
Volume
9.6124208999135E+20
Height
9489137.7726676