21282425 is an odd 8-digits composite number following 21282424
and preceding 21282426 . In scientific notation, it is written as 2.1282425 × 10^7.
The sum of its digits is 26. It has a total of 2 prime factors and 4 positive divisors.
There are 17025920 positive integers (up to 21282425) that are relatively prime to 21282425.
21282425 has 4 divisors, whose sum is 22133748
The reverse of 21282425 is 52428212
Previous prime number is 25
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 26
Digital Root 8
Name
twenty-one million two hundred eighty-two thousand four hundred twenty-five
Scientific notation
2.1282425 × 10^7
Engineering notation
2.1282425 × 10^6
Prime Factorization
25 × 851297
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21282425
Product of the distinct prime numbers
The prime factorization of 21282425 is 25 × 851297.
Since it has a total of 2 prime factors.
10 , 10 , 70 , 77 , 833 , 501 , 7014 , 356 , 5389 , 43792 , 111 , 942879 , 7816408 , 6930908 , 39338777 , 94991256 , 255290608 , 746211767 , 927747511 , 9358594156
n×2
42564850
n×3
63847275
n×4
85129700
n×5
106412125
n÷2
10641212.5
n÷3
7094141.6666667
n÷3
5320606.25
n÷5
4256485
n2
452941613880625
n3
9.6396959267934E+21
n4
2.0515610558479E+29
n5
4.3662194304003E+36
2 √n
4613.2878730901
3 √n
277.12372235533
4 √n
67.921188690202
5 √n
29.214887771845
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
-21282424
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 21282425 can be divided by 4 positive divisors.
The sum of these divisors (counting 21282425) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010001001011111001111001
3
Ternary
1111001020222222
4
Quaternary
1101023321321
5
Quinary
20422014200
6
Senary
2040053425
8
Octal
121137171
10
Decimal
21282425
12
Duodecimal
7164275
16
Hexadecimal
144be79
20
Vigesimal
6d0615
36
Base36
co5mh
md5
0fd91769f716be7d70e397e4766c4b3d
sha1
928053e4a3da17d9d95fd8f8f504d3dc430a3e58
sha256
fbc9f110aee3c60917fc433e91447797743f00c8535c38c10b864e2876958f01
sha512
356d82e7875d8ace04bb09538968016fc16f64836e45bf065f6f5fee5b71749bb44dcc7e01aea4746e2830e8db9eaeaafd43adef60114fe9fde18c75a1ace2f8
ripemd-160
1a09f00835cb896fe552db1aa8842aa6276d3d33
Diameter
42564850
Circumference
133721420.06115
Area
1.4229580466725E+15
Volume
4.0378663875271E+22
Surface area
5.6918321866899E+15
Circumference
133721420.06115
Perimeter
85129700
Area
452941613880625
Diagonal
30097894.075188
Surface area
2717649683283750
Volume
9.6396959267934E+21
Space diagonal
36862241.408274
Perimeter
63847275
Area
1.9612947202587E+14
Altitude
18431120.704137
Surface area
1.9612947202587E+14
Volume
1.1360490597353E+21
Height
10032631.358396