15221009 is an odd 8-digits composite number following 15221008
and preceding 15221010 . In scientific notation, it is written as 1.5221009 × 10^7.
The sum of its digits is 20. It has a total of 3 prime factors and 8 positive divisors.
There are 14373216 positive integers (up to 15221009) that are relatively prime to 15221009.
15221009 has 8 divisors, whose sum is 16085760
The reverse of 15221009 is 90012251
Previous prime number is 79
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 20
Digital Root 2
Name
fifteen million two hundred twenty-one thousand nine
Scientific notation
1.5221009 × 10^7
Engineering notation
1.5221009 × 10^6
Prime Factorization
23 × 79 × 8377
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
15221009
Product of the distinct prime numbers
The prime factorization of 15221009 is 23 × 79 × 8377.
Since it has a total of 3 prime factors.
1 , 5 , 26 , 69 , 47 , 919 , 1018 , 1950 , 81526 , 34997 , 113854 , 239481 , 2246806 , 1681067 , 1068295 , 26387769 , 60373939 , 646439833 , 1518226196 , 8518611664
n×2
30442018
n×3
45663027
n×4
60884036
n×5
76105045
n÷2
7610504.5
n÷3
5073669.6666667
n÷3
3805252.25
n÷5
3044201.8
n2
231679114978081
n3
3.5263898941934E+21
n4
5.3675212317027E+28
n5
8.1699088975438E+35
2 √n
3901.4111549541
3 √n
247.82654038529
4 √n
62.461277244018
5 √n
27.320502851286
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
-15221008
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 15221009 can be divided by 8 positive divisors.
The sum of these divisors (counting 15221009) is 1, the average is 0.125.
Base
System
Value
2
Binary
111010000100000100010001
3
Ternary
1001122022022002
4
Quaternary
322010010101
5
Quinary
12344033014
6
Senary
1302123345
8
Octal
72040421
10
Decimal
15221009
12
Duodecimal
5120555
16
Hexadecimal
e84111
20
Vigesimal
4f2ca9
36
Base36
928lt
md5
914164922ecd88b43dd646253954252c
sha1
6dd690b3592660e6d94fa884fab8f2bbaac8c405
sha256
caacb6c135f14de1860992468f73aad3db4f51bbf37a097fbacf9c0082d139cc
sha512
f99b948eb183e2dffd89ffc9b3e3f94d6de616425bb32cf5963fbee9f06549a418d6e9fd30f918515c39ca011fd4daa8276ba6e69bd4bbf21fa2151639a4ac2d
ripemd-160
2dfdbc0fb7c66b0abb5fd4d2792cf6728ee11e40
Diameter
30442018
Circumference
95636420.109248
Area
7.2784140560532E+14
Volume
1.4771307447055E+22
Surface area
2.9113656224213E+15
Circumference
95636420.109248
Perimeter
60884036
Area
231679114978081
Diagonal
21525757.360803
Surface area
1390074689868486
Volume
3.5263898941934E+21
Space diagonal
26363560.930463
Perimeter
45663027
Area
1.0031999954866E+14
Altitude
13181780.465232
Surface area
1.0031999954866E+14
Volume
4.1558903454864E+20
Height
7175252.453601