20487007 is an odd 8-digits composite number following 20487006
and preceding 20487008 . In scientific notation, it is written as 2.0487007 × 10^7.
The sum of its digits is 28. It has a total of 2 prime factors and 4 positive divisors.
There are 20450056 positive integers (up to 20487007) that are relatively prime to 20487007.
20487007 has 4 divisors, whose sum is 20523960
The reverse of 20487007 is 70078402
Previous prime number is 563
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
twenty million four hundred eighty-seven thousand seven
Scientific notation
2.0487007 × 10^7
Engineering notation
2.0487007 × 10^6
Prime Factorization
563 × 36389
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20487007
Product of the distinct prime numbers
The prime factorization of 20487007 is 563 × 36389.
Since it has a total of 2 prime factors.
10 , 7 , 30 , 32 , 174 , 973 , 3976 , 8114 , 40793 , 93222 , 300569 , 501068 , 9702338 , 8814236 , 48736023 , 98204324 , 457007164 , 253860778 , 8108859737 , 9018935894
n×2
40974014
n×3
61461021
n×4
81948028
n×5
102435035
n÷2
10243503.5
n÷3
6829002.3333333
n÷3
5121751.75
n÷5
4097401.4
n2
419717455818049
n3
8.5987544553666E+21
n4
1.7616274271838E+29
n5
3.6090473432106E+36
2 √n
4526.2575048267
3 √n
273.62735051837
4 √n
67.277466545841
5 √n
28.993170076882
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
-20487006
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 20487007 can be divided by 4 positive divisors.
The sum of these divisors (counting 20487007) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001110001001101101011111
3
Ternary
1102112211220001
4
Quaternary
1032021231133
5
Quinary
20221041012
6
Senary
2011035131
8
Octal
116115537
10
Decimal
20487007
12
Duodecimal
6a3baa7
16
Hexadecimal
1389b5f
20
Vigesimal
680ha7
36
Base36
c73vj
md5
cce1eab14bb36adb6116d6a0be03551a
sha1
b858fd172e3f7bd9d6bbb3968ed3ae49d6e760c8
sha256
9215c3d56a5a0e650240d4bb6079fc3154c3554310a5b082bf456ab90c364034
sha512
cf5a5646e5fc4c6db83521a61ca74a9998ad43e99b3311a7b4ef703bb02148e66d59f654fc3c45ca22f4734b600679b9b9293984841436de13c73a2e68244879
ripemd-160
5bb1fb801d2a05605b281aa46b818a5257058619
Diameter
40974014
Circumference
128723661.37049
Area
1.3185812757814E+15
Volume
3.6018378436003E+22
Surface area
5.2743251031255E+15
Circumference
128723661.37049
Perimeter
81948028
Area
419717455818049
Diagonal
28973003.151833
Surface area
2518304734908294
Volume
8.5987544553666E+21
Space diagonal
35484537.019019
Perimeter
61461021
Area
1.817429895751E+14
Altitude
17742268.50951
Surface area
1.817429895751E+14
Volume
1.013372930858E+21
Height
9657667.7172775