21494441 is an odd 8-digits prime number following 21494440
and preceding 21494442 . In scientific notation, it is written as 2.1494441 × 10^7.
The sum of its digits is 29. It has a total of 1 prime factors and 2 positive divisors.
There are 21494440 positive integers (up to 21494441) that are relatively prime to 21494441.
21494441 has 2 divisors, whose sum is 21494442
The reverse of 21494441 is 14449412
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 29
Digital Root 2
Name
twenty-one million four hundred ninety-four thousand four hundred forty-one
Scientific notation
2.1494441 × 10^7
Engineering notation
2.1494441 × 10^6
Prime Factorization
21494441
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
21494441
Product of the distinct prime numbers
The prime factorization of 21494441 is 21494441.
Since it has a total of 1 prime factors.
7 , 2 , 13 , 93 , 913 , 263 , 3112 , 1092 , 54151 , 77411 , 668319 , 277317 , 5063056 , 5305777 , 85332225 , 83867091 , 572223762 , 667810943 , 2802794219 , 8818094567
n×2
42988882
n×3
64483323
n×4
85977764
n×5
107472205
n÷2
10747220.5
n÷3
7164813.6666667
n÷3
5373610.25
n÷5
4298888.2
n2
462010993902481
n3
9.9306680497882E+21
n4
2.1345415848676E+29
n5
4.5880778157983E+36
2 √n
4636.2097666089
3 √n
278.04092094689
4 √n
68.08971850881
5 √n
29.27286507615
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
21494442
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
10747221
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
4636.2098744556
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999069527
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21494441 can be divided by 2 positive divisors.
The sum of these divisors (counting 21494441) is 21494442, the average is 10747221.
Base
System
Value
2
Binary
1010001111111101010101001
3
Ternary
1111110000211102
4
Quaternary
1101333222221
5
Quinary
21000310231
6
Senary
2044411145
8
Octal
121775251
10
Decimal
21494441
12
Duodecimal
7246ab5
16
Hexadecimal
147faa9
20
Vigesimal
6e6g21
36
Base36
csp7t
md5
395886a9237ed4ff3468d13b355bb366
sha1
3223ec017e74c0752686217186ee89a82d9a55dc
sha256
f654dba9660605cd0a4993b23515960de302e2f1042c857f918db1c063bb54e7
sha512
076acb5db7ac6e218179a68ffa15d582fd902c2ae1d5de145e3c9f30fea289c994179136044fca9e589b7151ffa9c6be45de427a6784d28fba955ecd29601b9e
ripemd-160
bc122a67a221a8dd6cc68c7ad1ccdbbaadaedd5b
Diameter
42988882
Circumference
135053555.87724
Area
1.4514503443218E+15
Volume
4.1597485053938E+22
Surface area
5.805801377287E+15
Circumference
135053555.87724
Perimeter
85977764
Area
462010993902481
Diagonal
30397729.977828
Surface area
2772065963414886
Volume
9.9306680497882E+21
Space diagonal
37229463.892292
Perimeter
64483323
Area
2.0005662877362E+14
Altitude
18614731.946146
Surface area
2.0005662877362E+14
Volume
1.1703404532863E+21
Height
10132576.659276