20249215 is an odd 8-digits composite number following 20249214
and preceding 20249216 . In scientific notation, it is written as 2.0249215 × 10^7.
The sum of its digits is 25. It has a total of 4 prime factors and 16 positive divisors.
There are 13752864 positive integers (up to 20249215) that are relatively prime to 20249215.
20249215 has 16 divisors, whose sum is 28035072
The reverse of 20249215 is 51294202
Previous prime number is 107
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty million two hundred forty-nine thousand two hundred fifteen
Scientific notation
2.0249215 × 10^7
Engineering notation
2.0249215 × 10^6
Prime Factorization
5 × 7 × 107 × 5407
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
20249215
Product of the distinct prime numbers
The prime factorization of 20249215 is 5 × 7 × 107 × 5407.
Since it has a total of 4 prime factors.
6 , 1 , 56 , 83 , 529 , 713 , 5997 , 3953 , 96269 , 74505 , 725709 , 167539 , 3993218 , 4382405 , 18379593 , 67532298 , 877982720 , 419350649 , 8714080495 , 279612699
n×2
40498430
n×3
60747645
n×4
80996860
n×5
101246075
n÷2
10124607.5
n÷3
6749738.3333333
n÷3
5062303.75
n÷5
4049843
n2
410030708116225
n3
8.3027999652477E+21
n4
1.6812518159829E+29
n5
3.4044029490979E+36
2 √n
4499.9127769325
3 √n
272.56456680606
4 √n
67.081389199483
5 √n
28.925550852567
1 , 5 , 7 , 35 , 107 , 535 , 749 , 3745 , 5407 , 27035 , 37849 , 189245 , 578549 , 2892745 , 4049843 , 20249215
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
-20249214
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 20249215 can be divided by 16 positive divisors.
The sum of these divisors (counting 20249215) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001101001111101001111111
3
Ternary
1102002202200221
4
Quaternary
1031033221333
5
Quinary
20140433330
6
Senary
2002002211
8
Octal
115175177
10
Decimal
20249215
12
Duodecimal
6946367
16
Hexadecimal
134fa7f
20
Vigesimal
66b30f
36
Base36
c20e7
md5
c41dd86684ed285500afb399d5dd9aca
sha1
e28610faf3ac67b5689e4b7866e50b841b898c87
sha256
60f08893cb2710cf50c0f37d036007e4f11bdc34f50abe1725bd3fac7550c02e
sha512
94deb175c46a596a7a9f91d0f8d0fd4b28fdfb88e1b93998a2572e91f477368559b7569dd55ebb851e50cd6d2f1c5b7edd990e6fe71c5703d6c216713b36348d
ripemd-160
a834a44a07e4a8c816f0b04675e5013ebc265501
Diameter
40498430
Circumference
127229570.16992
Area
1.2881494603642E+15
Volume
3.477868716673E+22
Surface area
5.1525978414566E+15
Circumference
127229570.16992
Perimeter
80996860
Area
410030708116225
Diagonal
28636714.480409
Surface area
2460184248697350
Volume
8.3027999652477E+21
Space diagonal
35072669.193386
Perimeter
60747645
Area
1.7754850478019E+14
Altitude
17536334.596693
Surface area
1.7754850478019E+14
Volume
9.7849435971034E+20
Height
9545571.4934696