21494477 is an odd 8-digits composite number following 21494476
and preceding 21494478 . In scientific notation, it is written as 2.1494477 × 10^7.
The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors.
There are 20187072 positive integers (up to 21494477) that are relatively prime to 21494477.
21494477 has 8 divisors, whose sum is 22807296
The reverse of 21494477 is 77449412
Previous prime number is 607
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
twenty-one million four hundred ninety-four thousand four hundred seventy-seven
Scientific notation
2.1494477 × 10^7
Engineering notation
2.1494477 × 10^6
Prime Factorization
17 × 607 × 2083
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21494477
Product of the distinct prime numbers
The prime factorization of 21494477 is 17 × 607 × 2083.
Since it has a total of 3 prime factors.
3 , 2 , 20 , 95 , 684 , 754 , 2556 , 7083 , 18408 , 7334 , 429079 , 252845 , 1729632 , 3023626 , 51795453 , 68379028 , 930851406 , 929023692 , 1298551305 , 5146678190
n×2
42988954
n×3
64483431
n×4
85977908
n×5
107472385
n÷2
10747238.5
n÷3
7164825.6666667
n÷3
5373619.25
n÷5
4298895.4
n2
462012541503529
n3
9.9307179470591E+21
n4
2.1345558850655E+29
n5
4.5881162376755E+36
2 √n
4636.2136490891
3 √n
278.04107617257
4 √n
68.089747018836
5 √n
29.272874881684
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21494476
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21494477 can be divided by 8 positive divisors.
The sum of these divisors (counting 21494477) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010001111111101011001101
3
Ternary
1111110000212202
4
Quaternary
1101333223031
5
Quinary
21000310402
6
Senary
2044411245
8
Octal
121775315
10
Decimal
21494477
12
Duodecimal
7246b25
16
Hexadecimal
147facd
20
Vigesimal
6e6g3h
36
Base36
csp8t
md5
631210584a7753ed3956c1964eeff1bb
sha1
bc71685448d4a24cec84ff03e92325135a76d8ac
sha256
a985295657424da46b151bc12d88a4a8662ba89f81799c11ac7b03dad7270cac
sha512
1f83894068f23f510bb0c823d5f65c567651346728db60f924705510a7c47960788650d77d40ae16566e0514ff687e2e2f456ef77a51f036bf69d0eb4abcbd13
ripemd-160
0b5c6d4ea642893d328276822e7f76ab2876d1bd
Diameter
42988954
Circumference
135053782.07191
Area
1.4514552062538E+15
Volume
4.1597694063138E+22
Surface area
5.8058208250153E+15
Circumference
135053782.07191
Perimeter
85977908
Area
462012541503529
Diagonal
30397780.889517
Surface area
2772075249021174
Volume
9.9307179470591E+21
Space diagonal
37229526.246121
Perimeter
64483431
Area
2.0005729890453E+14
Altitude
18614763.12306
Surface area
2.0005729890453E+14
Volume
1.1703463337361E+21
Height
10132593.629839