20129623 is an odd 8-digits composite number following 20129622
and preceding 20129624 . In scientific notation, it is written as 2.0129623 × 10^7.
The sum of its digits is 25. It has a total of 2 prime factors and 4 positive divisors.
There are 19254400 positive integers (up to 20129623) that are relatively prime to 20129623.
20129623 has 4 divisors, whose sum is 21004848
The reverse of 20129623 is 32692102
Previous prime number is 23
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty million one hundred twenty-nine thousand six hundred twenty-three
Scientific notation
2.0129623 × 10^7
Engineering notation
2.0129623 × 10^6
Prime Factorization
23 × 875201
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20129623
Product of the distinct prime numbers
The prime factorization of 20129623 is 23 × 875201.
Since it has a total of 2 prime factors.
5 , 7 , 97 , 92 , 412 , 191 , 470 , 3175 , 29566 , 75342 , 417085 , 612575 , 2759661 , 7170319 , 92166873 , 16196211 , 243891266 , 819494517 , 4606394197 , 6659422771
n×2
40259246
n×3
60388869
n×4
80518492
n×5
100648115
n÷2
10064811.5
n÷3
6709874.3333333
n÷3
5032405.75
n÷5
4025924.6
n2
405201722122129
n3
8.1565579052692E+21
n4
1.6418843561074E+29
n5
3.305051309804E+36
2 √n
4486.6048410797
3 √n
272.02691757111
4 √n
66.9821232948
5 √n
28.891302949797
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
-20129622
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 20129623 can be divided by 4 positive divisors.
The sum of these divisors (counting 20129623) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100110010011101010111
3
Ternary
1101212200122121
4
Quaternary
1030302131113
5
Quinary
20123121443
6
Senary
1555240411
8
Octal
114623527
10
Decimal
20129623
12
Duodecimal
68a9107
16
Hexadecimal
1332757
20
Vigesimal
65g413
36
Base36
bzg47
md5
07e5bae943a92fa834456afbab622f37
sha1
125e20fc6492ba56556c86f42168dd1967323021
sha256
e72addc9eddce0b44cba00d8c12e00a5aa5643b08df6c86c424790fd8026b0bf
sha512
81dfb17e2e853f02c1cc1416d16de0e063e6e6d87ba73187438436ed1d23c1763c28c8669ae29c939bffb6adf858207afa0195a884c690dd46bc301d700603fd
ripemd-160
465dd2b0ae3e301ab40ce22897cc87ad83b65e36
Diameter
40259246
Circumference
126478151.47266
Area
1.2729787534408E+15
Volume
3.4166109858365E+22
Surface area
5.0919150137633E+15
Circumference
126478151.47266
Perimeter
80518492
Area
405201722122129
Diagonal
28467585.852057
Surface area
2431210332732774
Volume
8.1565579052692E+21
Space diagonal
34865529.773207
Perimeter
60388869
Area
1.7545749250748E+14
Altitude
17432764.886604
Surface area
1.7545749250748E+14
Volume
9.6125956765943E+20
Height
9489195.2840191