13215243 is an odd 8-digits composite number following 13215242
and preceding 13215244 . In scientific notation, it is written as 1.3215243 × 10^7.
The sum of its digits is 21. It has a total of 2 prime factors and 4 positive divisors.
There are 8595200 positive integers (up to 13215243) that are relatively prime to 13215243.
13215243 has 4 divisors, whose sum is 13322808
The reverse of 13215243 is 34251231
Previous prime number is 123
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 21
Digital Root 3
Name
thirteen million two hundred fifteen thousand two hundred forty-three
Scientific notation
1.3215243 × 10^7
Engineering notation
1.3215243 × 10^6
Prime Factorization
123 × 107441
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
13215243
Product of the distinct prime numbers
The prime factorization of 13215243 is 123 × 107441.
Since it has a total of 2 prime factors.
3 , 7 , 94 , 42 , 624 , 785 , 2793 , 9848 , 38455 , 6794 , 191554 , 85458 , 4234406 , 317533 , 28851201 , 68749482 , 226797915 , 470097869 , 5603694133 , 3473477544
n×2
26430486
n×3
39645729
n×4
52860972
n×5
66076215
n÷2
6607621.5
n÷3
4405081
n÷3
3303810.75
n÷5
2643048.6
n2
174642647549049
n3
2.307945025524E+21
n4
3.0500054342941E+28
n5
4.0306562965518E+35
2 √n
3635.2775684946
3 √n
236.42408545801
4 √n
60.293263044013
5 √n
26.559202526754
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
-13215242
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 13215243 can be divided by 4 positive divisors.
The sum of these divisors (counting 13215243) is 1, the average is 0.25.
Base
System
Value
2
Binary
110010011010011000001011
3
Ternary
220212101220110
4
Quaternary
302122120023
5
Quinary
11340341433
6
Senary
1151125403
8
Octal
62323013
10
Decimal
13215243
12
Duodecimal
4513863
16
Hexadecimal
c9a60b
20
Vigesimal
42bi23
36
Base36
7v8y3
md5
1f4ada976e98897027d6be8082202d9b
sha1
12ef405897c929a5454b13163fb9a422fd23d09e
sha256
427f556dccffe70efab6c0f858fcab875ed9c1d0f472cb42774013042eebd01f
sha512
d25aeb250cb3d5328b0951b631cb1e63d9c38e10ee26c01d9b7be1a7e3c0aff5dbaff627c3640327087ba136696d9e26fb59923f91898dc7b02cf103cfd8c6c9
ripemd-160
8c826c617858fb666553607313b56ea89d1b7cc7
Diameter
26430486
Circumference
83033820.648408
Area
5.4865605854356E+14
Volume
9.6674975161006E+21
Surface area
2.1946242341743E+15
Circumference
83033820.648408
Perimeter
52860972
Area
174642647549049
Diagonal
18689175.880656
Surface area
1047855885294294
Volume
2.307945025524E+21
Space diagonal
22889472.310369
Perimeter
39645729
Area
75622484680824
Altitude
11444736.155184
Surface area
75622484680824
Volume
2.719939296923E+20
Height
6229725.293552