21463387 is an odd 8-digits composite number following 21463386
and preceding 21463388 . In scientific notation, it is written as 2.1463387 × 10^7.
The sum of its digits is 34. It has a total of 3 prime factors and 8 positive divisors.
There are 19244160 positive integers (up to 21463387) that are relatively prime to 21463387.
21463387 has 8 divisors, whose sum is 23736240
The reverse of 21463387 is 78336412
Previous prime number is 73
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 34
Digital Root 7
Name
twenty-one million four hundred sixty-three thousand three hundred eighty-seven
Scientific notation
2.1463387 × 10^7
Engineering notation
2.1463387 × 10^6
Prime Factorization
11 × 73 × 26729
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21463387
Product of the distinct prime numbers
The prime factorization of 21463387 is 11 × 73 × 26729.
Since it has a total of 3 prime factors.
8 , 3 , 9 , 9 , 267 , 950 , 5503 , 2240 , 5920 , 13395 , 848703 , 906818 , 3819086 , 88111 , 86215515 , 72725878 , 834896709 , 949653694 , 1588932205 , 541343075
n×2
42926774
n×3
64390161
n×4
85853548
n×5
107316935
n÷2
10731693.5
n÷3
7154462.3333333
n÷3
5365846.75
n÷5
4292677.4
n2
460676981511769
n3
9.8876883361789E+21
n4
2.1222328129479E+29
n5
4.55503041684E+36
2 √n
4632.8594841631
3 √n
277.90695694175
4 √n
68.065112092489
5 √n
29.264401814972
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
-21463386
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 21463387 can be divided by 8 positive divisors.
The sum of these divisors (counting 21463387) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010001111000000101011011
3
Ternary
1111101110020021
4
Quaternary
1101320011123
5
Quinary
20443312022
6
Senary
2044011311
8
Octal
121700533
10
Decimal
21463387
12
Duodecimal
7230b37
16
Hexadecimal
147815b
20
Vigesimal
6e2i97
36
Base36
cs197
md5
2b8c0422c2d46449f8192ffec5539578
sha1
22399b07c6502392719afee2b0f27d91f1297a76
sha256
093fad848ca4d26f12ac727e1648b07bf3bf96226c9eea750b5ff7f31960879e
sha512
0bf975c2cbab95686003d41cb4029c74ced981cbbfb1113ddd98cebcb39dc8acf1a52d6595b9bbaa953474e6c0e1f1ead3bfbd673932d4e58e691e8748862359
ripemd-160
543898e785df22e9e7a33fca0f3247d6d327deef
Diameter
42926774
Circumference
134858437.84071
Area
1.4472594207953E+15
Volume
4.1417452050567E+22
Surface area
5.7890376831812E+15
Circumference
134858437.84071
Perimeter
85853548
Area
460676981511769
Diagonal
30353812.989862
Surface area
2764061889070614
Volume
9.8876883361789E+21
Space diagonal
37175676.786513
Perimeter
64390161
Area
1.9947898446396E+14
Altitude
18587838.393257
Surface area
1.9947898446396E+14
Volume
1.1652752454619E+21
Height
10117937.663287