21290230 is an even 8-digits composite number following 21290229
and preceding 21290231 . In scientific notation, it is written as 2.1290230 × 10^7.
The sum of its digits is 19. It has a total of 3 prime factors and 8 positive divisors.
There are 7860960 positive integers (up to 21290230) that are relatively prime to 21290230.
21290230 has 8 divisors, whose sum is 32426856
The reverse of 21290230 is 03209212
Previous prime number is 65
Is Prime? no
Number parity even
Number length 8
Sum of Digits 19
Digital Root 1
Name
twenty-one million two hundred ninety thousand two hundred thirty
Scientific notation
2.1290230 × 10^7
Engineering notation
2.1290230 × 10^6
Prime Factorization
2 × 65 × 163771
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21290230
Product of the distinct prime numbers
The prime factorization of 21290230 is 2 × 65 × 163771.
Since it has a total of 3 prime factors.
2 , 3 , 97 , 81 , 241 , 783 , 6408 , 714 , 14623 , 5222 , 636022 , 526190 , 8411925 , 4260718 , 50079655 , 92147270 , 56513729 , 556956632 , 5324039377 , 7177554224
n×2
42580460
n×3
63870690
n×4
85160920
n×5
106451150
n÷2
10645115
n÷3
7096743.3333333
n÷3
5322557.5
n÷5
4258046
n2
453273893452900
n3
9.6503054446077E+21
n4
2.0545722248595E+29
n5
4.3742315218871E+36
2 √n
4614.1337215126
3 √n
277.15759516035
4 √n
67.927415095178
5 √n
29.217030279167
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
-21290229
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 21290230 can be divided by 8 positive divisors.
The sum of these divisors (counting 21290230) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010001001101110011110110
3
Ternary
1111001122201001
4
Quaternary
1101031303312
5
Quinary
20422241410
6
Senary
2040153514
8
Octal
121156366
10
Decimal
21290230
12
Duodecimal
716889a
16
Hexadecimal
144dcf6
20
Vigesimal
6d15ba
36
Base36
cobna
md5
37c6d43afd2e9b0cf6e67ef3e4c7b6cd
sha1
2897d6d9e9ac3b80eed71dae404137e1dc65ccd2
sha256
3e2886647da3642be865c05a1d0709fa1cb7c01230f6da0e8516ff1abea1b192
sha512
59c5abf9acece9b7712173ed7da4acb1f1b19ead8c9d5f01bc93d5e4bd15642bf09c172fc7c81493c9682c2d1c81bb8537d8db0925810ac83ce0e3f4c3371665
ripemd-160
a8cff261cd2d7ad345b926a6c2d6f33b5121d095
Diameter
42580460
Circumference
133770460.32247
Area
1.4240019337357E+15
Volume
4.042310491957E+22
Surface area
5.6960077349427E+15
Circumference
133770460.32247
Perimeter
85160920
Area
453273893452900
Diagonal
30108932.012043
Surface area
2719643360717400
Volume
9.6503054446077E+21
Space diagonal
36875760.064827
Perimeter
63870690
Area
1.9627335330125E+14
Altitude
18437880.032414
Surface area
1.9627335330125E+14
Volume
1.1372994034006E+21
Height
10036310.670681