21291337 is an odd 8-digits prime number following 21291336
and preceding 21291338 . In scientific notation, it is written as 2.1291337 × 10^7.
The sum of its digits is 28. It has a total of 1 prime factors and 2 positive divisors.
There are 21291336 positive integers (up to 21291337) that are relatively prime to 21291337.
21291337 has 2 divisors, whose sum is 21291338
The reverse of 21291337 is 73319212
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
twenty-one million two hundred ninety-one thousand three hundred thirty-seven
Scientific notation
2.1291337 × 10^7
Engineering notation
2.1291337 × 10^6
Prime Factorization
21291337
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
21291337
Product of the distinct prime numbers
The prime factorization of 21291337 is 21291337.
Since it has a total of 1 prime factors.
6 , 4 , 62 , 23 , 114 , 511 , 2118 , 9101 , 34939 , 52923 , 394844 , 389979 , 2176682 , 1819078 , 75926433 , 43699166 , 725983262 , 499963008 , 5117170045 , 3743221032
n×2
42582674
n×3
63874011
n×4
85165348
n×5
106456685
n÷2
10645668.5
n÷3
7097112.3333333
n÷3
5322834.25
n÷5
4258267.4
n2
453321031247569
n3
9.6518108454795E+21
n4
2.0549995737136E+29
n5
4.3753688458792E+36
2 √n
4614.2536774651
3 √n
277.16239874303
4 √n
67.928298061008
5 √n
29.217334104723
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
21291338
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
10645669
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
4614.253785825
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999060651
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21291337 can be divided by 2 positive divisors.
The sum of these divisors (counting 21291337) is 21291338, the average is 10645669.
Base
System
Value
2
Binary
1010001001110000101001001
3
Ternary
1111001201020001
4
Quaternary
1101032011021
5
Quinary
20422310322
6
Senary
2040203001
8
Octal
121160511
10
Decimal
21291337
12
Duodecimal
7169461
16
Hexadecimal
144e149
20
Vigesimal
6d186h
36
Base36
coci1
md5
9c622e013f52961492e8004a7eed1e33
sha1
8916e6422a5eb966691350477b84d1ec4297b6d5
sha256
9fa7c17ce65026f1116e65ef4535d305edd6224f2a49cafc91a99f1765da72a2
sha512
d1a86c4da1e5aca5bb568078c6e4ad5565b80e4a895b8242cfc026eb286aab2482993b0d709cc3cac35a4d8384a4c94694130e37442e2262f4b131eaa5eae72e
ripemd-160
69bf6e1c24bce08a4fb3b89608db0f40862ac59a
Diameter
42582674
Circumference
133777415.80861
Area
1.4241500214851E+15
Volume
4.0429410727996E+22
Surface area
5.6966000859404E+15
Circumference
133777415.80861
Perimeter
85165348
Area
453321031247569
Diagonal
30110497.546456
Surface area
2719926187485414
Volume
9.6518108454795E+21
Space diagonal
36877677.445071
Perimeter
63874011
Area
1.9629376456508E+14
Altitude
18438838.722536
Surface area
1.9629376456508E+14
Volume
1.1374768165947E+21
Height
10036832.515485