21000230 is an even 8-digits composite number following 21000229
and preceding 21000231 . In scientific notation, it is written as 2.1000230 × 10^7.
The sum of its digits is 8. It has a total of 4 prime factors and 16 positive divisors.
There are 8388480 positive integers (up to 21000230) that are relatively prime to 21000230.
21000230 has 16 divisors, whose sum is 37852704
The reverse of 21000230 is 03200012
Previous prime number is 1361
Is Prime? no
Number parity even
Number length 8
Sum of Digits 8
Digital Root 8
Name
twenty-one million two hundred thirty
Scientific notation
2.1000230 × 10^7
Engineering notation
2.1000230 × 10^6
Prime Factorization
2 × 5 × 1361 × 1543
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
21000230
Product of the distinct prime numbers
The prime factorization of 21000230 is 2 × 5 × 1361 × 1543.
Since it has a total of 4 prime factors.
1 , 8 , 96 , 19 , 516 , 715 , 2645 , 3422 , 68169 , 99419 , 816416 , 192622 , 2425628 , 1218226 , 99973561 , 40459037 , 226997522 , 435261135 , 2955851009 , 1391786008
n×2
42000460
n×3
63000690
n×4
84000920
n×5
105001150
n÷2
10500115
n÷3
7000076.6666667
n÷3
5250057.5
n÷5
4200046
n2
441009660052900
n3
9.2613042933327E+21
n4
1.9448952025997E+29
n5
4.0843246580491E+36
2 √n
4582.6007899445
3 √n
275.89342486072
4 √n
67.694909630965
5 √n
29.136998409244
1 , 2 , 5 , 10 , 1361 , 1543 , 2722 , 3086 , 6805 , 7715 , 13610 , 15430 , 2100023 , 4200046 , 10500115 , 21000230
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21000229
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21000230 can be divided by 16 positive divisors.
The sum of these divisors (counting 21000230) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1010000000111000000100110
3
Ternary
1110111220220022
4
Quaternary
1100013000212
5
Quinary
20334001410
6
Senary
2030035142
8
Octal
120070046
10
Decimal
21000230
12
Duodecimal
7048ab2
16
Hexadecimal
1407026
20
Vigesimal
6b50ba
36
Base36
ci3vq
md5
f1bce5211df4d2b306885128d098529a
sha1
5cbeff80f0b988d891a21211f950c65ba6f1697b
sha256
7c38347239d7fe76a69f282ac2f44a861c3dd0e9a32f28ec73fc8b924c69271d
sha512
c88fe253903cacba072ed64d39eb2d3a97d10af7cec1edebfde7e3dedb562747a7075245534aef512cf7378aec4ec57b9876497a5e390682d4bab1ea9d62ea30
ripemd-160
7f22e97e819a019404647d9479540d8ead7c3dbf
Diameter
42000460
Circumference
131948336.58339
Area
1.3854727081843E+15
Volume
3.8793660707458E+22
Surface area
5.5418908327373E+15
Circumference
131948336.58339
Perimeter
84000920
Area
441009660052900
Diagonal
29698810.078954
Surface area
2646057960317400
Volume
9.2613042933327E+21
Space diagonal
36373465.330632
Perimeter
63000690
Area
1.9096278446008E+14
Altitude
18186732.665316
Surface area
1.9096278446008E+14
Volume
1.0914551780746E+21
Height
9899603.3596514