21347239 is an odd 8-digits prime number following 21347238
and preceding 21347240 . In scientific notation, it is written as 2.1347239 × 10^7.
The sum of its digits is 31. It has a total of 1 prime factors and 2 positive divisors.
There are 21347238 positive integers (up to 21347239) that are relatively prime to 21347239.
21347239 has 2 divisors, whose sum is 21347240
The reverse of 21347239 is 93274312
Previous prime number is 1
Is Prime? yes Number parity odd Number length 8 Sum of Digits 31 Digital Root 4
Name
twenty-one million three hundred forty-seven thousand two hundred thirty-nine
Scientific notation
2.1347239 × 10^7
Engineering notation
2.1347239 × 10^6
Prime Factorization
21347239
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
21347239 Product of the distinct prime numbers
The prime factorization of 21347239 is 21347239.
Since it has a total of 1 prime factors.
2 , 8 , 58 , 7 , 929 , 775 , 3212 , 5657 , 91096 , 9489 , 803790 , 503279 , 7494565 , 7938071 , 15468169 , 54965765 , 195715442 , 83417729 , 5204470691 , 1117014203
n×2
42694478
n×3
64041717
n×4
85388956
n×5
106736195
n÷2
10673619.5
n÷3
7115746.3333333
n÷3
5336809.75
n÷5
4269447.8
n2
455704612923121
n3
9.7280352854724E+21
n4
2.0766669423941E+29
n5
4.4331105542686E+36
2 √n4620.3072408661
3 √n277.40475696912
4 √n67.972841936071
5 √n29.23266047676
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
21347240 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
10673620 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
4620.307349084 Returns the nth root of the product of n divisors
H Harmonic Mean
1.9999999063111 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21347239 can be divided by 2 positive divisors.
The sum of these divisors (counting 21347239) is 21347240, the average is 10673620.
Base
System
Value
2
Binary
1010001011011101110100111
3
Ternary
1111011112220111
4
Quaternary
1101123232213
5
Quinary
20431102424
6
Senary
2041313451
8
Octal
121335647
10
Decimal
21347239
12
Duodecimal
7195887
16
Hexadecimal
145bba7
20
Vigesimal
6d881j
36
Base36
cpjmv
md5
5746ac8220140a0c76ed3f9d7613d68a
sha1
fa250925559642b9752544386f00d5f207128a78
sha256
9d9c20541dc1812910398eecfc8cfb76b7d5c275146d27164444a4a0c8b095df
sha512
6fcbc10ba39fdfed3988a772f95cf4ac16ab3f25b41f5bec7d24f79d30c25f8e18d132733d645bf7e050f703be030950c8ff1e9142c8fadfaf7dc9da0c88c6d6
ripemd-160
75af6b14f27b625095e35c9b72ef6cbaf51874d5
Diameter
42694478
Circumference
134128658.43365
Area
1.4316382641663E+15
Volume
4.0748698915603E+22
Surface area
5.726553056665E+15
Circumference
134128658.43365
Perimeter
85388956
Area
455704612923121
Diagonal
30189554.91302
Surface area
2734227677538726
Volume
9.7280352854724E+21
Space diagonal
36974502.549316
Perimeter
64041717
Area
1.9732588570659E+14
Altitude
18487251.274658
Surface area
1.9732588570659E+14
Volume
1.1464599529966E+21
Height
10063184.971007