21014787 is an odd 8-digits composite number following 21014786
and preceding 21014788 . In scientific notation, it is written as 2.1014787 × 10^7.
The sum of its digits is 30. It has a total of 3 prime factors and 8 positive divisors.
There are 13970952 positive integers (up to 21014787) that are relatively prime to 21014787.
21014787 has 8 divisors, whose sum is 28097536
The reverse of 21014787 is 78741012
Previous prime number is 367
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
twenty-one million fourteen thousand seven hundred eighty-seven
Scientific notation
2.1014787 × 10^7
Engineering notation
2.1014787 × 10^6
Prime Factorization
3 × 367 × 19087
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21014787
Product of the distinct prime numbers
The prime factorization of 21014787 is 3 × 367 × 19087.
Since it has a total of 3 prime factors.
8 , 8 , 96 , 61 , 984 , 512 , 6724 , 2551 , 55596 , 67209 , 403200 , 276124 , 4512837 , 9809301 , 22587770 , 72840138 , 61118226 , 322375534 , 8201181411 , 3194195305
n×2
42029574
n×3
63044361
n×4
84059148
n×5
105073935
n÷2
10507393.5
n÷3
7004929
n÷3
5253696.75
n÷5
4202957.4
n2
441621272655369
n3
9.2805769795215E+21
n4
1.9502934846175E+29
n5
4.0985002166724E+36
2 √n
4584.1888050123
3 √n
275.95715833666
4 √n
67.706637820913
5 √n
29.141036743396
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
-21014786
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 21014787 can be divided by 8 positive divisors.
The sum of these divisors (counting 21014787) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010000001010100100000011
3
Ternary
1110112122212110
4
Quaternary
1100022210003
5
Quinary
20334433122
6
Senary
2030230403
8
Octal
120124403
10
Decimal
21014787
12
Duodecimal
7055403
16
Hexadecimal
140a903
20
Vigesimal
6b6gj7
36
Base36
cif43
md5
87dbac931a0d3eee234d9b4104697298
sha1
2874e35b1a99008fac782961184c501a960853f4
sha256
c16e0d1fe48de9892c58a4d2334e24f47c92509e30b5569eb6c56c53daf996f3
sha512
7b1e78f35d91a74d62b0c3aea0e6b4fd8ca02d8f1d101956e78268028a53a938e4dc88b9c51fd645ea5fe62e91bbbd7cf38a84b94d51133cde31f566140e0fbf
ripemd-160
68bdc12dbc59d2e2e4cf847d5fcca68b464be9be
Diameter
42029574
Circumference
132039800.91191
Area
1.3873941458431E+15
Volume
3.8874389946586E+22
Surface area
5.5495765833723E+15
Circumference
132039800.91191
Perimeter
84059148
Area
441621272655369
Diagonal
29719396.785782
Surface area
2649727635932214
Volume
9.2805769795215E+21
Space diagonal
36398678.794238
Perimeter
63044361
Area
1.9122762048558E+14
Altitude
18199339.397119
Surface area
1.9122762048558E+14
Volume
1.0937264859239E+21
Height
9906465.5952606