21292078 is an even 8-digits composite number following 21292077
and preceding 21292079 . In scientific notation, it is written as 2.1292078 × 10^7.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 10646038 positive integers (up to 21292078) that are relatively prime to 21292078.
21292078 has 4 divisors, whose sum is 31938120
The reverse of 21292078 is 87029212
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 31
Digital Root 4
Name
twenty-one million two hundred ninety-two thousand seventy-eight
Scientific notation
2.1292078 × 10^7
Engineering notation
2.1292078 × 10^6
Prime Factorization
2 × 10646039
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21292078
Product of the distinct prime numbers
The prime factorization of 21292078 is 2 × 10646039.
Since it has a total of 2 prime factors.
1 , 9 , 15 , 38 , 274 , 509 , 6573 , 6533 , 81975 , 32325 , 622109 , 612336 , 7371517 , 5433802 , 88806746 , 66746090 , 498597060 , 493235079 , 5370250203 , 5295690080
n×2
42584156
n×3
63876234
n×4
85168312
n×5
106460390
n÷2
10646039
n÷3
7097359.3333333
n÷3
5323019.5
n÷5
4258415.6
n2
453352585558084
n3
9.6528186132044E+21
n4
2.055285668322E+29
n5
4.3761302762194E+36
2 √n
4614.3339714416
3 √n
277.1656140563
4 √n
67.928889078518
5 √n
29.217537471409
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
-21292077
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 21292078 can be divided by 4 positive divisors.
The sum of these divisors (counting 21292078) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010001001110010000101110
3
Ternary
1111001202020111
4
Quaternary
1101032100232
5
Quinary
20422321303
6
Senary
2040210234
8
Octal
121162056
10
Decimal
21292078
12
Duodecimal
716997a
16
Hexadecimal
144e42e
20
Vigesimal
6d1a3i
36
Base36
cod2m
md5
d24ef95953e1e162b63514a009fb7ad3
sha1
501d55d104ca5bd58d49eb7124956957e89e8126
sha256
d38874a2a5d3d253fc48fa9389f2b23311d0e0c5dacdbd4f5fc2f72d27027c56
sha512
438cd408a225646244f6d7e7530a68e50b707ca3e62cb53ee67dc4efa700a6367075e8313544e64fb076e1d7f62d337229fa61c37d846399aaf7a9521502f4ba
ripemd-160
3196087d72df528d574effb89e8aa30b92e91e8c
Diameter
42584156
Circumference
133782071.64892
Area
1.4242491522752E+15
Volume
4.043363205557E+22
Surface area
5.6969966091009E+15
Circumference
133782071.64892
Perimeter
85168312
Area
453352585558084
Diagonal
30111545.478706
Surface area
2720115513348504
Volume
9.6528186132044E+21
Space diagonal
36878960.89472
Perimeter
63876234
Area
1.9630742798233E+14
Altitude
18439480.44736
Surface area
1.9630742798233E+14
Volume
1.1375955831601E+21
Height
10037181.826235