20351009 is an odd 8-digits composite number following 20351008
and preceding 20351010 . In scientific notation, it is written as 2.0351009 × 10^7.
The sum of its digits is 20. It has a total of 2 prime factors and 4 positive divisors.
There are 17443716 positive integers (up to 20351009) that are relatively prime to 20351009.
20351009 has 4 divisors, whose sum is 23258304
The reverse of 20351009 is 90015302
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 20
Digital Root 2
Name
twenty million three hundred fifty-one thousand nine
Scientific notation
2.0351009 × 10^7
Engineering notation
2.0351009 × 10^6
Prime Factorization
7 × 2907287
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20351009
Product of the distinct prime numbers
The prime factorization of 20351009 is 7 × 2907287.
Since it has a total of 2 prime factors.
10 , 10 , 61 , 9 , 808 , 953 , 9371 , 1568 , 18067 , 63327 , 113145 , 603725 , 6659147 , 8841108 , 10899430 , 39527768 , 810935063 , 866013297 , 3144148211 , 6382425642
n×2
40702018
n×3
61053027
n×4
81404036
n×5
101755045
n÷2
10175504.5
n÷3
6783669.6666667
n÷3
5087752.25
n÷5
4070201.8
n2
414163567318081
n3
8.4286464859624E+21
n4
1.7153146049364E+29
n5
3.4908382962892E+36
2 √n
4511.2092613844
3 √n
273.02053632182
4 √n
67.165536262166
5 √n
28.954574639955
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
-20351008
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 20351009 can be divided by 4 positive divisors.
The sum of these divisors (counting 20351009) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101101000100000100001
3
Ternary
1102021221100002
4
Quaternary
1031220200201
5
Quinary
20202213014
6
Senary
2004105345
8
Octal
115504041
10
Decimal
20351009
12
Duodecimal
6995255
16
Hexadecimal
1368821
20
Vigesimal
673ha9
36
Base36
c46xt
md5
859a1476dfb6a145a267a1f95d44c28e
sha1
a648f4343f57acd79e107e85e9c92918e46c6526
sha256
01955e7bb3da89d86b781d52915f6af36621d85a58026afacb02c78a173277ed
sha512
373eb9a2240edaf7191d4bc26a9d7fef41a5fc155cbb1cbf2f5569ffd8af173bee75c4fe08c5b45fe4379d8c86aca3cab0af06e3ec30c2b3e7fcdb0ec9e5d70c
ripemd-160
c54238e90c751c73f63211a28c650c22cedf16b0
Diameter
40702018
Circumference
127869160.73508
Area
1.301133220471E+15
Volume
3.5305831840006E+22
Surface area
5.2045328818841E+15
Circumference
127869160.73508
Perimeter
81404036
Area
414163567318081
Diagonal
28780672.935777
Surface area
2484981403908486
Volume
8.4286464859624E+21
Space diagonal
35248981.573291
Perimeter
61053027
Area
1.7933808530972E+14
Altitude
17624490.786646
Surface area
1.7933808530972E+14
Volume
9.9332551440803E+20
Height
9593557.645259