20080915 is an odd 8-digits composite number following 20080914
and preceding 20080916 . In scientific notation, it is written as 2.0080915 × 10^7.
The sum of its digits is 25. It has a total of 3 prime factors and 8 positive divisors.
There are 15967872 positive integers (up to 20080915) that are relatively prime to 20080915.
20080915 has 8 divisors, whose sum is 24242400
The reverse of 20080915 is 51908002
Previous prime number is 167
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty million eighty thousand nine hundred fifteen
Scientific notation
2.0080915 × 10^7
Engineering notation
2.0080915 × 10^6
Prime Factorization
5 × 167 × 24049
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20080915
Product of the distinct prime numbers
The prime factorization of 20080915 is 5 × 167 × 24049.
Since it has a total of 3 prime factors.
4 , 7 , 20 , 77 , 842 , 781 , 2733 , 3624 , 6308 , 48819 , 12916 , 856284 , 5683778 , 814019 , 33435220 , 47728515 , 5824651 , 82032721 , 1057320633 , 4903063882
n×2
40161830
n×3
60242745
n×4
80323660
n×5
100404575
n÷2
10040457.5
n÷3
6693638.3333333
n÷3
5020228.75
n÷5
4016183
n2
403243147237225
n3
8.0974913640032E+21
n4
1.6260503579378E+29
n5
3.2652579023469E+36
2 √n
4481.1733954401
3 √n
271.80733093694
4 √n
66.941567022591
5 √n
28.877307639384
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20080914
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20080915 can be divided by 8 positive divisors.
The sum of these divisors (counting 20080915) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100100110100100010011
3
Ternary
1101210012211121
4
Quaternary
1030212210103
5
Quinary
20120042130
6
Senary
1554223111
8
Octal
114464423
10
Decimal
20080915
12
Duodecimal
6884a97
16
Hexadecimal
1326913
20
Vigesimal
65a25f
36
Base36
byej7
md5
0153607f6d15a633d5caad020ce03987
sha1
114872cf69f4e353abaa51303d41c401e5ba12b5
sha256
80874d7a0520faa0a8c9df0354755e4cd168e24d4b99e5b5044bb837a84ff925
sha512
dea2d1c6c20afe0a478054ffbacc8879b9fa3d3bb81ab44d35ceeef3973924862b7f6acc85c896d00a27f686a131a2656f86dc4e515b8a46ece291288934227c
ripemd-160
08530bdc7a9e803563ca70e475fac294391d936c
Diameter
40161830
Circumference
126172110.08272
Area
1.2668257089709E+15
Volume
3.3918692508879E+22
Surface area
5.0673028358836E+15
Circumference
126172110.08272
Perimeter
80323660
Area
403243147237225
Diagonal
28398702.337861
Surface area
2419458883423350
Volume
8.0974913640032E+21
Space diagonal
34781165.042472
Perimeter
60242745
Area
1.7460940470471E+14
Altitude
17390582.521236
Surface area
1.7460940470471E+14
Volume
9.5429850901436E+20
Height
9466234.1126204