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 3 prime factors and 8 positive divisors.
There are 11159360 positive integers (up to 21048045) that are relatively prime to 21048045.
21048045 has 8 divisors, whose sum is 22583808
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
15 × 173 × 8111
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21048045
Product of the distinct prime numbers
The prime factorization of 21048045 is 15 × 173 × 8111.
Since it has a total of 3 prime factors.
2 , 7 , 36 , 16 , 419 , 732 , 7489 , 640 , 78122 , 83781 , 248012 , 612099 , 8319613 , 3902887 , 21077245 , 26493302 , 161090828 , 600555467 , 8971218621 , 927149148
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
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
-21048044
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 21048045 can be divided by 8 positive divisors.
The sum of these divisors (counting 21048045) is 1, the average is 0.125.
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