21395093 is an odd 8-digits composite number following 21395092
and preceding 21395094 . In scientific notation, it is written as 2.1395093 × 10^7.
The sum of its digits is 32. It has a total of 2 prime factors and 4 positive divisors.
There are 20991360 positive integers (up to 21395093) that are relatively prime to 21395093.
21395093 has 4 divisors, whose sum is 21798828
The reverse of 21395093 is 39059312
Previous prime number is 53
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
twenty-one million three hundred ninety-five thousand ninety-three
Scientific notation
2.1395093 × 10^7
Engineering notation
2.1395093 × 10^6
Prime Factorization
53 × 403681
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21395093
Product of the distinct prime numbers
The prime factorization of 21395093 is 53 × 403681.
Since it has a total of 2 prime factors.
7 , 6 , 22 , 24 , 390 , 123 , 1379 , 2298 , 357 , 4383 , 518497 , 103074 , 7265187 , 8517917 , 98609455 , 36547917 , 120075821 , 483952730 , 9252217978 , 8416572155
n×2
42790186
n×3
64185279
n×4
85580372
n×5
106975465
n÷2
10697546.5
n÷3
7131697.6666667
n÷3
5348773.25
n÷5
4279018.6
n2
457750004478649
n3
9.7936039165711E+21
n4
2.095350666002E+29
n5
4.4830222366725E+36
2 √n
4625.4830018064
3 √n
277.61188789488
4 √n
68.010903550875
5 √n
29.245754882611
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
-21395092
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 21395093 can be divided by 4 positive divisors.
The sum of these divisors (counting 21395093) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010001100111011010010101
3
Ternary
1111020222112212
4
Quaternary
1101213122111
5
Quinary
20434120333
6
Senary
2042323205
8
Octal
121473225
10
Decimal
21395093
12
Duodecimal
71b9505
16
Hexadecimal
1467695
20
Vigesimal
6de7ed
36
Base36
cqkk5
md5
ea9be1e9584084f84fa553cfad9a3fcb
sha1
667afad5839cf85ef8cce77253d143a3193efd6f
sha256
f213b412912aa7503c262396f9ef8d5bfe8070568f780a3797482bb6d784d4cf
sha512
e32a0e79da85cf70dcf012296e9deb8a5d5f3df8c22987243dd3595939749fe8b618751eba6456c41a0b7f8474707c278e69654abb61fe27087039f94a2038c7
ripemd-160
97c02b146b02eeb074a4b102865d59e999a53d90
Diameter
42790186
Circumference
134429333.98334
Area
1.4380640512508E+15
Volume
4.1023352155291E+22
Surface area
5.7522562050033E+15
Circumference
134429333.98334
Perimeter
85580372
Area
457750004478649
Diagonal
30257230.688834
Surface area
2746500026871894
Volume
9.7936039165711E+21
Space diagonal
37057388.108661
Perimeter
64185279
Area
1.9821156623048E+14
Altitude
18528694.054331
Surface area
1.9821156623048E+14
Volume
1.1541872902771E+21
Height
10085743.562945