20245747 is an odd 8-digits composite number following 20245746
and preceding 20245748 . In scientific notation, it is written as 2.0245747 × 10^7.
The sum of its digits is 31. It has a total of 3 prime factors and 8 positive divisors.
There are 19874880 positive integers (up to 20245747) that are relatively prime to 20245747.
20245747 has 8 divisors, whose sum is 20619360
The reverse of 20245747 is 74754202
Previous prime number is 1031
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
twenty million two hundred forty-five thousand seven hundred forty-seven
Scientific notation
2.0245747 × 10^7
Engineering notation
2.0245747 × 10^6
Prime Factorization
73 × 1031 × 269
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20245747
Product of the distinct prime numbers
The prime factorization of 20245747 is 73 × 1031 × 269.
Since it has a total of 3 prime factors.
1 , 9 , 31 , 49 , 661 , 349 , 2567 , 540 , 47415 , 84973 , 206013 , 620123 , 6798138 , 159640 , 79449481 , 8295821 , 805933026 , 180925768 , 255506143 , 5670709610
n×2
40491494
n×3
60737241
n×4
80982988
n×5
101228735
n÷2
10122873.5
n÷3
6748582.3333333
n÷3
5061436.75
n÷5
4049149.4
n2
409890271588009
n3
8.2985347363321E+21
n4
1.6801003474249E+29
n5
3.4014886568577E+36
2 √n
4499.5274196298
3 √n
272.54900557918
4 √n
67.078516826401
5 √n
28.924559992593
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
-20245746
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 20245747 can be divided by 8 positive divisors.
The sum of these divisors (counting 20245747) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101001110110011110011
3
Ternary
1102002120221111
4
Quaternary
1031032303303
5
Quinary
20140330442
6
Senary
2001534151
8
Octal
115166363
10
Decimal
20245747
12
Duodecimal
6944357
16
Hexadecimal
134ecf3
20
Vigesimal
66ae77
36
Base36
c1xpv
md5
6e4228b3cb49c9ed02358391f61c6aad
sha1
55a3999e85129f3bc0a109760f64b02e026207f4
sha256
f67b038297a39c723e3f0b3f0c8715d9b024780b2e07e60fb36c672c43005aef
sha512
be70d1aa9e80a3f03fc2c3facff37cf5cf2cc49bc7f62bdb81b53b046461417ca937c42ddf0ef9c45081e7b4c1fc39aabf2e294d45452b03824adfb1ec3c3404
ripemd-160
669e930d6759c6420fbcfdb5c983d6efe6c277a7
Diameter
40491494
Circumference
127207780.08328
Area
1.2877082659988E+15
Volume
3.4760821017628E+22
Surface area
5.1508330639953E+15
Circumference
127207780.08328
Perimeter
80982988
Area
409890271588009
Diagonal
28631809.987774
Surface area
2459341629528054
Volume
8.2985347363321E+21
Space diagonal
35066662.441185
Perimeter
60737241
Area
1.7748769397966E+14
Altitude
17533331.220593
Surface area
1.7748769397966E+14
Volume
9.7799169766209E+20
Height
9543936.6625915