21273478 is an even 8-digits composite number following 21273477
and preceding 21273479 . In scientific notation, it is written as 2.1273478 × 10^7.
The sum of its digits is 34. It has a total of 2 prime factors and 4 positive divisors.
There are 10636738 positive integers (up to 21273478) that are relatively prime to 21273478.
21273478 has 4 divisors, whose sum is 31910220
The reverse of 21273478 is 87437212
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 34
Digital Root 7
Name
twenty-one million two hundred seventy-three thousand four hundred seventy-eight
Scientific notation
2.1273478 × 10^7
Engineering notation
2.1273478 × 10^6
Prime Factorization
2 × 10636739
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21273478
Product of the distinct prime numbers
The prime factorization of 21273478 is 2 × 10636739.
Since it has a total of 2 prime factors.
6 , 3 , 60 , 71 , 875 , 711 , 9667 , 1497 , 91793 , 87348 , 719672 , 750111 , 3542135 , 7909950 , 78735212 , 88726811 , 762299000 , 310874577 , 1065537777 , 68713226
n×2
42546956
n×3
63820434
n×4
85093912
n×5
106367390
n÷2
10636739
n÷3
7091159.3333333
n÷3
5318369.5
n÷5
4254695.6
n2
452560866216484
n3
9.6275436311173E+21
n4
2.0481133763061E+29
n5
4.3570494852354E+36
2 √n
4612.3180722929
3 √n
277.08488321191
4 √n
67.914049152535
5 √n
29.212431007017
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
-21273477
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 21273478 can be divided by 4 positive divisors.
The sum of these divisors (counting 21273478) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010001001001101110000110
3
Ternary
1111000210201121
4
Quaternary
1101021232012
5
Quinary
20421222403
6
Senary
2035544154
8
Octal
121115606
10
Decimal
21273478
12
Duodecimal
715b05a
16
Hexadecimal
1449b86
20
Vigesimal
6cj3di
36
Base36
cnypy
md5
37b59e38fd641dd8b48656c937262c73
sha1
d12f3971c48120cdd0078faafeed4ec74146a1f7
sha256
ea298959856cc72030edd6aa6bd7d2ba47f0ea31a79fada0a7df774d88067325
sha512
e59861339928824287a31f9f39362a1e2721cce606c32fe3731fe94a6d48428c7052b514c35014069bd292868a2d8690552a9136204bb8c65182a64c38fed4bf
ripemd-160
9f721ff3af0bed9de2a62af6e13f175752c58c49
Diameter
42546956
Circumference
133665204.40221
Area
1.4217618926079E+15
Volume
4.0327760458178E+22
Surface area
5.6870475704318E+15
Circumference
133665204.40221
Perimeter
85093912
Area
452560866216484
Diagonal
30085241.106446
Surface area
2715365197298904
Volume
9.6275436311173E+21
Space diagonal
36846744.749699
Perimeter
63820434
Area
1.9596460345108E+14
Altitude
18423372.374849
Surface area
1.9596460345108E+14
Volume
1.1346168979554E+21
Height
10028413.702149