21230147 is an odd 8-digits composite number following 21230146
and preceding 21230148 . In scientific notation, it is written as 2.1230147 × 10^7.
The sum of its digits is 20. It has a total of 2 prime factors and 4 positive divisors.
There are 20723400 positive integers (up to 21230147) that are relatively prime to 21230147.
21230147 has 4 divisors, whose sum is 21241440
The reverse of 21230147 is 74103212
Previous prime number is 8909
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 20
Digital Root 2
Name
twenty-one million two hundred thirty thousand one hundred forty-seven
Scientific notation
2.1230147 × 10^7
Engineering notation
2.1230147 × 10^6
Prime Factorization
8909 × 2383
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21230147
Product of the distinct prime numbers
The prime factorization of 21230147 is 8909 × 2383.
Since it has a total of 2 prime factors.
1 , 3 , 44 , 40 , 470 , 822 , 1430 , 7312 , 13947 , 868 , 758049 , 329358 , 2118528 , 7376922 , 64410655 , 85786342 , 130269090 , 750744732 , 4686001079 , 783870574
n×2
42460294
n×3
63690441
n×4
84920588
n×5
106150735
n÷2
10615073.5
n÷3
7076715.6666667
n÷3
5307536.75
n÷5
4246029.4
n2
450719141641609
n3
9.5688336327652E+21
n4
2.0314774464215E+29
n5
4.3128564814713E+36
2 √n
4607.6183652729
3 √n
276.89662805127
4 √n
67.87943993046
5 √n
29.200520999505
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
-21230146
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 21230147 can be divided by 4 positive divisors.
The sum of these divisors (counting 21230147) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010000111111001001000011
3
Ternary
1110221121021202
4
Quaternary
1100333021003
5
Quinary
20413331042
6
Senary
2035011415
8
Octal
120771103
10
Decimal
21230147
12
Duodecimal
7139b6b
16
Hexadecimal
143f243
20
Vigesimal
6cdf77
36
Base36
cn1ab
md5
52f1b1f7551063de7a6863b6febdc451
sha1
c33efd13f6cd2348b90900e623da0cf280b68ac5
sha256
8026a527d5c27ce25f8f175b71bfee206a515816d1d873915c04dbf76f9eed31
sha512
8d4df1fa5056ca5614e3d28e7e246122d78b7af7b44f92c2d2fa4a4817aad73c9207cd8e2df02ace68235d9deabc6a0016efd6c0ed0cae2784a7b06227d01562
ripemd-160
eada146d54a4edbe60de6116da326f886b54999a
Diameter
42460294
Circumference
133392947.69966
Area
1.4159759442136E+15
Volume
4.0081836592157E+22
Surface area
5.6639037768543E+15
Circumference
133392947.69966
Perimeter
84920588
Area
450719141641609
Diagonal
30023961.818574
Surface area
2704314849849654
Volume
9.5688336327652E+21
Space diagonal
36771693.256156
Perimeter
63690441
Area
1.9516711331678E+14
Altitude
18385846.628078
Surface area
1.9516711331678E+14
Volume
1.1276978582957E+21
Height
10007987.272858