21084078 is an even 8-digits composite number following 21084077
and preceding 21084079 . In scientific notation, it is written as 2.1084078 × 10^7.
The sum of its digits is 30. It has a total of 3 prime factors and 8 positive divisors.
There are 7028024 positive integers (up to 21084078) that are relatively prime to 21084078.
21084078 has 8 divisors, whose sum is 42168168
The reverse of 21084078 is 87048012
Previous prime number is 3
Is Prime? no
Number parity even
Number length 8
Sum of Digits 30
Digital Root 3
Name
twenty-one million eighty-four thousand seventy-eight
Scientific notation
2.1084078 × 10^7
Engineering notation
2.1084078 × 10^6
Prime Factorization
2 × 3 × 3514013
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21084078
Product of the distinct prime numbers
The prime factorization of 21084078 is 2 × 3 × 3514013.
Since it has a total of 3 prime factors.
6 , 5 , 91 , 10 , 898 , 646 , 8846 , 8618 , 42856 , 68877 , 19360 , 892893 , 5566964 , 8109706 , 25904951 , 93091993 , 612427155 , 898770936 , 2262151157 , 9691463356
n×2
42168156
n×3
63252234
n×4
84336312
n×5
105420390
n÷2
10542039
n÷3
7028026
n÷3
5271019.5
n÷5
4216815.6
n2
444538345110084
n3
9.3726811422919E+21
n4
1.9761434027321E+29
n5
4.1665161642389E+36
2 √n
4591.7401929987
3 √n
276.26012547941
4 √n
67.762380366976
5 √n
29.160228502947
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
-21084077
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 21084078 can be divided by 8 positive divisors.
The sum of these divisors (counting 21084078) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010000011011011110101110
3
Ternary
1110200011220210
4
Quaternary
1100123132232
5
Quinary
20344142303
6
Senary
2031523250
8
Octal
120333656
10
Decimal
21084078
12
Duodecimal
7089526
16
Hexadecimal
141b7ae
20
Vigesimal
6bfa3i
36
Base36
cjwku
md5
64651b5e74d0fc2c7b8bc6a0ad52d75f
sha1
eadcc11b569b8cf4de9fc0e90dc52b05e8e02c3a
sha256
6ad3784f356f8c6a5a6c6ce514431f9d25b831e7546295c899a54eb143377f63
sha512
cbda9a52fb988da37895c67eaa53d01a4d3d4066f3ae5f005dc5544c005ed12115e1f2e58acda4fcb5c427770c2502ff81978427c405b21933503463687103d7
ripemd-160
dbf84bc92c8667e97fee5b3c437d3a89bd3a7d82
Diameter
42168156
Circumference
132475169.10503
Area
1.3965583992368E+15
Volume
3.9260194961419E+22
Surface area
5.5862335969472E+15
Circumference
132475169.10503
Perimeter
84336312
Area
444538345110084
Diagonal
29817389.057732
Surface area
2667230070660504
Volume
9.3726811422919E+21
Space diagonal
36518694.326745
Perimeter
63252234
Area
1.9249074991081E+14
Altitude
18259347.163373
Surface area
1.9249074991081E+14
Volume
1.1045810656023E+21
Height
9939129.6859107