21086774 is an even 8-digits composite number following 21086773
and preceding 21086775 . In scientific notation, it is written as 2.1086774 × 10^7.
The sum of its digits is 35. It has a total of 2 prime factors and 4 positive divisors.
There are 10543386 positive integers (up to 21086774) that are relatively prime to 21086774.
21086774 has 4 divisors, whose sum is 31630164
The reverse of 21086774 is 47768012
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 35
Digital Root 8
Name
twenty-one million eighty-six thousand seven hundred seventy-four
Scientific notation
2.1086774 × 10^7
Engineering notation
2.1086774 × 10^6
Prime Factorization
2 × 10543387
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21086774
Product of the distinct prime numbers
The prime factorization of 21086774 is 2 × 10543387.
Since it has a total of 2 prime factors.
8 , 5 , 22 , 33 , 735 , 641 , 5847 , 3433 , 44161 , 85474 , 789011 , 225659 , 9376534 , 5033817 , 59334870 , 3078842 , 86406393 , 622696124 , 7720140127 , 7014527073
n×2
42173548
n×3
63260322
n×4
84347096
n×5
105433870
n÷2
10543387
n÷3
7028924.6666667
n÷3
5271693.5
n÷5
4217354.8
n2
444652037727076
n3
9.3762770281903E+21
n4
1.9771543465484E+29
n5
4.1691806868784E+36
2 √n
4592.0337542313
3 √n
276.27190001302
4 √n
67.764546440092
5 √n
29.160974202667
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
-21086773
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 21086774 can be divided by 4 positive divisors.
The sum of these divisors (counting 21086774) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010000011100001000110110
3
Ternary
1110200022121122
4
Quaternary
1100130020312
5
Quinary
20344234044
6
Senary
2031543542
8
Octal
120341066
10
Decimal
21086774
12
Duodecimal
708abb2
16
Hexadecimal
141c236
20
Vigesimal
6bfgie
36
Base36
cjynq
md5
72c8829fc122d01f97b09160b4674bab
sha1
ce2f9388bbf0f4ee5301ae43dadd48bae1ee0cd2
sha256
21f5284faca2ef0e7830df40e2e58b18db5f8fecc54d73c35a1e5bc506794837
sha512
ad42dbc7e1e9032e83f8c0642240fa0bd387ac44e8022364db723be867c14b7df3309bda7565def7d09ec7dda26009efd996566ef1ad9f2787f2ca5a7435e32a
ripemd-160
b942ae5f5ee7e54157f2cb5a17315241716ca947
Diameter
42173548
Circumference
132492108.57262
Area
1.3969155751271E+15
Volume
3.9275257373047E+22
Surface area
5.5876623005085E+15
Circumference
132492108.57262
Perimeter
84347096
Area
444652037727076
Diagonal
29821201.777496
Surface area
2667912226362456
Volume
9.3762770281903E+21
Space diagonal
36523363.935722
Perimeter
63260322
Area
1.9253998025808E+14
Altitude
18261681.967861
Surface area
1.9253998025808E+14
Volume
1.1050048448195E+21
Height
9940400.5924988