15209421 is an odd 8-digits composite number following 15209420
and preceding 15209422 . In scientific notation, it is written as 1.5209421 × 10^7.
The sum of its digits is 24. It has a total of 2 prime factors and 4 positive divisors.
There are 10139612 positive integers (up to 15209421) that are relatively prime to 15209421.
15209421 has 4 divisors, whose sum is 20279232
The reverse of 15209421 is 12490251
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 24
Digital Root 6
Name
fifteen million two hundred nine thousand four hundred twenty-one
Scientific notation
1.5209421 × 10^7
Engineering notation
1.5209421 × 10^6
Prime Factorization
3 × 5069807
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
15209421
Product of the distinct prime numbers
The prime factorization of 15209421 is 3 × 5069807.
Since it has a total of 2 prime factors.
3 , 2 , 97 , 30 , 984 , 733 , 7143 , 581 , 74659 , 63255 , 528089 , 88830 , 946140 , 7180756 , 76307741 , 9560984 , 684411356 , 461580000 , 2556210240 , 9404737099
n×2
30418842
n×3
45628263
n×4
60837684
n×5
76047105
n÷2
7604710.5
n÷3
5069807
n÷3
3802355.25
n÷5
3041884.2
n2
231326487155241
n3
3.5183419315952E+21
n4
5.3511943659584E+28
n5
8.1388567964689E+35
2 √n
3899.9257685243
3 √n
247.76363296909
4 √n
62.449385653698
5 √n
27.316341675885
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
-15209420
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 15209421 can be divided by 4 positive divisors.
The sum of these divisors (counting 15209421) is 1, the average is 0.25.
Base
System
Value
2
Binary
111010000001001111001101
3
Ternary
1001121201101220
4
Quaternary
322001033031
5
Quinary
12343200141
6
Senary
1301553553
8
Octal
72011715
10
Decimal
15209421
12
Duodecimal
51158b9
16
Hexadecimal
e813cd
20
Vigesimal
4f13b1
36
Base36
91znx
md5
707854dfa8bb7374f2304dd1d4454d72
sha1
3cc8064795bbd723dcc2da09ac4293897f5de3a2
sha256
e9abce5fc260301f9d85c0f0f33d71073d3e0b8403ec5e1e9c5c0e40bd669e3c
sha512
b94f40efc8f0c0190c7215d4b8e615b26844e84a2bd4502f74423aa23f8b3bd3cc7340feab16c9677ae490742c044f7a1a7a937a84b4ba324bbf1f36a97fe0ed
ripemd-160
e6cc2ad1403931f836912eb342c7a09a4493e0d6
Diameter
30418842
Circumference
95563610.557909
Area
7.2673359262764E+14
Volume
1.4737596220155E+22
Surface area
2.9069343705106E+15
Circumference
95563610.557909
Perimeter
60837684
Area
231326487155241
Diagonal
21509369.454042
Surface area
1387958922931446
Volume
3.5183419315952E+21
Space diagonal
26343489.925705
Perimeter
45628263
Area
1.0016730722233E+14
Altitude
13171744.962853
Surface area
1.0016730722233E+14
Volume
4.1464057306065E+20
Height
7169789.8180141