20129321 is an odd 8-digits composite number following 20129320
and preceding 20129322 . In scientific notation, it is written as 2.0129321 × 10^7.
The sum of its digits is 20. It has a total of 2 prime factors and 4 positive divisors.
There are 20024832 positive integers (up to 20129321) that are relatively prime to 20129321.
20129321 has 4 divisors, whose sum is 20233812
The reverse of 20129321 is 12392102
Previous prime number is 193
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 20
Digital Root 2
Name
twenty million one hundred twenty-nine thousand three hundred twenty-one
Scientific notation
2.0129321 × 10^7
Engineering notation
2.0129321 × 10^6
Prime Factorization
193 × 104297
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20129321
Product of the distinct prime numbers
The prime factorization of 20129321 is 193 × 104297.
Since it has a total of 2 prime factors.
5 , 4 , 59 , 40 , 37 , 24 , 9709 , 3614 , 19756 , 59963 , 593829 , 729589 , 1907401 , 157723 , 67338266 , 30737127 , 822514636 , 220737026 , 1624025514 , 630456607
n×2
40258642
n×3
60387963
n×4
80517284
n×5
100646605
n÷2
10064660.5
n÷3
6709773.6666667
n÷3
5032330.25
n÷5
4025864.2
n2
405189563921041
n3
8.1561907980167E+21
n4
1.6417858271052E+29
n5
3.3048033927052E+36
2 √n
4486.5711852148
3 √n
272.02555717902
4 √n
66.981872064125
5 √n
28.891216259392
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
-20129320
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 20129321 can be divided by 4 positive divisors.
The sum of these divisors (counting 20129321) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100110010011000101001
3
Ternary
1101212200020102
4
Quaternary
1030302120221
5
Quinary
20123114241
6
Senary
1555235145
8
Octal
114623051
10
Decimal
20129321
12
Duodecimal
68a8ab5
16
Hexadecimal
1332629
20
Vigesimal
65g361
36
Base36
bzfvt
md5
de9430cb3b9546f4fe609f3aa84229ff
sha1
e4048a26a0f077a39df9f7a266b7bb346653b83a
sha256
13e0b45af1f58b67664ae8db0ef4500914c1fea57e1c56a4e124f6ccbaee6858
sha512
948c20ad6d8102cd99c8a08a28088410bc1891b79cba33ba837042c12bb3a9bac81eb310aac4410ce498d92bb8b73d33d2cb274ce693af77bd428d396a4a2e96
ripemd-160
498d76df1d6624d6a6a05debeab4ec14efb36b97
Diameter
40258642
Circumference
126476253.9507
Area
1.2729405573256E+15
Volume
3.4164572123101E+22
Surface area
5.0917622293024E+15
Circumference
126476253.9507
Perimeter
80517284
Area
405189563921041
Diagonal
28467158.759562
Surface area
2431137383526246
Volume
8.1561907980167E+21
Space diagonal
34865006.693863
Perimeter
60387963
Area
1.7545222785198E+14
Altitude
17432503.346932
Surface area
1.7545222785198E+14
Volume
9.6121630365482E+20
Height
9489052.9198539