21349087 is an odd 8-digits composite number following 21349086
and preceding 21349088 . In scientific notation, it is written as 2.1349087 × 10^7.
The sum of its digits is 34. It has a total of 2 prime factors and 4 positive divisors.
There are 21111552 positive integers (up to 21349087) that are relatively prime to 21349087.
21349087 has 4 divisors, whose sum is 21457656
The reverse of 21349087 is 78094312
Previous prime number is 108371
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 34
Digital Root 7
Name
twenty-one million three hundred forty-nine thousand eighty-seven
Scientific notation
2.1349087 × 10^7
Engineering notation
2.1349087 × 10^6
Prime Factorization
108371 × 197
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21349087
Product of the distinct prime numbers
The prime factorization of 21349087 is 108371 × 197.
Since it has a total of 2 prime factors.
5 , 5 , 91 , 85 , 287 , 347 , 3179 , 627 , 89341 , 12105 , 264438 , 496571 , 8802041 , 1793328 , 32873889 , 1904431 , 74778075 , 333929528 , 7205563065 , 3853267438
n×2
42698174
n×3
64047261
n×4
85396348
n×5
106745435
n÷2
10674543.5
n÷3
7116362.3333333
n÷3
5337271.75
n÷5
4269817.4
n2
455783515733569
n3
9.7305619305618E+21
n4
2.0773861321445E+29
n5
4.4350297267747E+36
2 √n
4620.5072232386
3 √n
277.41276158272
4 √n
67.974312966286
5 √n
29.23316658517
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
-21349086
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 21349087 can be divided by 4 positive divisors.
The sum of these divisors (counting 21349087) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010001011100001011011111
3
Ternary
1111011122102221
4
Quaternary
1101130023133
5
Quinary
20431132322
6
Senary
2041330211
8
Octal
121341337
10
Decimal
21349087
12
Duodecimal
7196967
16
Hexadecimal
145c2df
20
Vigesimal
6d8ce7
36
Base36
cpl27
md5
050f784d871e3fb43c6a0a2803cf1e4a
sha1
60e857229061541b27554cda64282a81f2425026
sha256
a728a6575f605fcbb2c070181c9345d2b1404942f68f4c5c980b067888ff9789
sha512
7102e7c678a21469a363c05c950e83f5f1842002dc6766725e74fcc9d2a40110fdf117fdf4ae1d3b98b7033564ee4c74e20fdc2f75b3a8f31d231abfced51548
ripemd-160
9447857cf240f436327c4aabff5ab3642fa699dd
Diameter
42698174
Circumference
134140269.7601
Area
1.4318861446559E+15
Volume
4.0759282501805E+22
Surface area
5.7275445786236E+15
Circumference
134140269.7601
Perimeter
85396348
Area
455783515733569
Diagonal
30192168.379683
Surface area
2734701094401414
Volume
9.7305619305618E+21
Space diagonal
36977703.379208
Perimeter
64047261
Area
1.9736005162573E+14
Altitude
18488851.689604
Surface area
1.9736005162573E+14
Volume
1.146757720976E+21
Height
10064056.126561