21048045 is an odd 8-digits composite number following 21048044
and preceding 21048046 . In scientific notation, it is written as 2.1048045 × 10^7.
The sum of its digits is 24. It has a total of 4 prime factors and 16 positive divisors.
There are 11159360 positive integers (up to 21048045) that are relatively prime to 21048045.
21048045 has 16 divisors, whose sum is 33875712
The reverse of 21048045 is 54084012
Previous prime number is 173
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 24
Digital Root 6
Name
twenty-one million forty-eight thousand forty-five
Scientific notation
2.1048045 × 10^7
Engineering notation
2.1048045 × 10^6
Prime Factorization
5 × 3 × 173 × 8111
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
21048045
Product of the distinct prime numbers
The prime factorization of 21048045 is 5 × 3 × 173 × 8111.
Since it has a total of 4 prime factors.
7 , 7 , 26 , 9 , 925 , 736 , 9210 , 8425 , 52862 , 90220 , 280007 , 99883 , 4493811 , 4086825 , 63400281 , 45361360 , 104971357 , 543183353 , 3619741496 , 8019060337
n×2
42096090
n×3
63144135
n×4
84192180
n×5
105240225
n÷2
10524022.5
n÷3
7016015
n÷3
5262011.25
n÷5
4209609
n2
443020198322025
n3
9.3247090701909E+21
n4
1.9626689612129E+29
n5
4.1310344615712E+36
2 √n
4587.8148393326
3 √n
276.10265819886
4 √n
67.733410067208
5 √n
29.150254630372
1 , 3 , 5 , 15 , 173 , 519 , 865 , 2595 , 8111 , 24333 , 40555 , 121665 , 1403203 , 4209609 , 7016015 , 21048045
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21048044
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21048045 can be divided by 16 positive divisors.
The sum of these divisors (counting 21048045) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1010000010010101011101101
3
Ternary
1110121100111020
4
Quaternary
1100102223231
5
Quinary
20342014140
6
Senary
2031044353
8
Octal
120225355
10
Decimal
21048045
12
Duodecimal
70706b9
16
Hexadecimal
1412aed
20
Vigesimal
6bb025
36
Base36
cj4rx
md5
75ed32134b0856c489fac21c71dd5e34
sha1
131791019e976bda05800ad93733b29722ccd983
sha256
2c8bbc492dc5bc87e182938edd91e17c6c127315e8c1847174836fd6a659cc68
sha512
aaee07c29c9380ae6047daef82f6ab89b2d791b16d21ef601129db70a7d8600625a6796d1b790c447e84b5deccbfc766cf6eea4ec95626833e119df240cc2980
ripemd-160
00efd4082003d0e3f2fbf744b203b3216f1d76cd
Diameter
42096090
Circumference
132248767.08885
Area
1.3917890004404E+15
Volume
3.9059250015698E+22
Surface area
5.5671560017615E+15
Circumference
132248767.08885
Perimeter
84192180
Area
443020198322025
Diagonal
29766430.700439
Surface area
2658121189932150
Volume
9.3247090701909E+21
Space diagonal
36456283.339996
Perimeter
63144135
Area
1.9183337306825E+14
Altitude
18228141.669998
Surface area
1.9183337306825E+14
Volume
1.0989275026873E+21
Height
9922143.5668131