13215461 is an odd 8-digits composite number following 13215460
and preceding 13215462 . In scientific notation, it is written as 1.3215461 × 10^7.
The sum of its digits is 23. It has a total of 2 prime factors and 4 positive divisors.
There are 11327532 positive integers (up to 13215461) that are relatively prime to 13215461.
13215461 has 4 divisors, whose sum is 15103392
The reverse of 13215461 is 16451231
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 23
Digital Root 5
Name
thirteen million two hundred fifteen thousand four hundred sixty-one
Scientific notation
1.3215461 × 10^7
Engineering notation
1.3215461 × 10^6
Prime Factorization
7 × 1887923
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
13215461
Product of the distinct prime numbers
The prime factorization of 13215461 is 7 × 1887923.
Since it has a total of 2 prime factors.
3 , 2 , 16 , 95 , 804 , 752 , 3829 , 9980 , 67414 , 46022 , 992349 , 139822 , 7060401 , 2511782 , 24096290 , 49491964 , 299622982 , 122090940 , 1951182804 , 1084824049
n×2
26430922
n×3
39646383
n×4
52861844
n×5
66077305
n÷2
6607730.5
n÷3
4405153.6666667
n÷3
3303865.25
n÷5
2643092.2
n2
174648409442521
n3
2.3080592436997E+21
n4
3.0502066920802E+28
n5
4.0309887581125E+35
2 √n
3635.3075523262
3 √n
236.42538547616
4 √n
60.293511693434
5 √n
26.55929015084
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
-13215460
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 13215461 can be divided by 4 positive divisors.
The sum of these divisors (counting 13215461) is 1, the average is 0.25.
Base
System
Value
2
Binary
110010011010011011100101
3
Ternary
220212102012112
4
Quaternary
302122123211
5
Quinary
11340343321
6
Senary
1151130405
8
Octal
62323345
10
Decimal
13215461
12
Duodecimal
4513a05
16
Hexadecimal
c9a6e5
20
Vigesimal
42bid1
36
Base36
7v945
md5
729b584826bbec902de5dc346f97824a
sha1
2c07a0b8b40e92e256f4a2d4fd81395ac808066f
sha256
aa165d0a920fc8127ba55e4ad20a53c25735b2bb3d843dabdf98a52a3bbb1ff5
sha512
c39f055bf5fd1650d5fae7063079a69d6379153d21bdf4064d9f6f8f712987718a3b729adb35119c501c59907114c60b22e970f3d15f57561b0639ca41da6c97
ripemd-160
978d2c6cc4f87e17d7d49e2d5dd3c171e481813d
Diameter
26430922
Circumference
83035190.382805
Area
5.4867416006577E+14
Volume
9.6679759520759E+21
Surface area
2.1946966402631E+15
Circumference
83035190.382805
Perimeter
52861844
Area
174648409442521
Diagonal
18689484.179213
Surface area
1047890456655126
Volume
2.3080592436997E+21
Space diagonal
22889849.897445
Perimeter
39646383
Area
75624979653885
Altitude
11444924.948723
Surface area
75624979653885
Volume
2.7200739043339E+20
Height
6229828.0597376