20249965 is an odd 8-digits composite number following 20249964
and preceding 20249966 . In scientific notation, it is written as 2.0249965 × 10^7.
The sum of its digits is 37. It has a total of 3 prime factors and 8 positive divisors.
There are 16176960 positive integers (up to 20249965) that are relatively prime to 20249965.
20249965 has 8 divisors, whose sum is 24334488
The reverse of 20249965 is 56994202
Previous prime number is 821
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
twenty million two hundred forty-nine thousand nine hundred sixty-five
Scientific notation
2.0249965 × 10^7
Engineering notation
2.0249965 × 10^6
Prime Factorization
5 × 821 × 4933
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20249965
Product of the distinct prime numbers
The prime factorization of 20249965 is 5 × 821 × 4933.
Since it has a total of 3 prime factors.
7 , 4 , 91 , 16 , 331 , 740 , 2453 , 1263 , 13025 , 38446 , 156646 , 191105 , 372322 , 8597929 , 51701408 , 9291768 , 622596396 , 491829144 , 9524065229 , 4896742836
n×2
40499930
n×3
60749895
n×4
80999860
n×5
101249825
n÷2
10124982.5
n÷3
6749988.3333333
n÷3
5062491.25
n÷5
4049993
n2
410061082501225
n3
8.3037225685119E+21
n4
1.6815009138208E+29
n5
3.4050334652338E+36
2 √n
4499.9961111094
3 √n
272.56793188962
4 √n
67.082010338909
5 √n
28.925765121039
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
-20249964
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 20249965 can be divided by 8 positive divisors.
The sum of these divisors (counting 20249965) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101001111110101101101
3
Ternary
1102002210201201
4
Quaternary
1031033311231
5
Quinary
20140444330
6
Senary
2002005501
8
Octal
115176555
10
Decimal
20249965
12
Duodecimal
6946891
16
Hexadecimal
134fd6d
20
Vigesimal
66b4i5
36
Base36
c20z1
md5
3db1ed93496cb9dbac2fd28c70c1ecf1
sha1
725e480dc585a771c5a9453402d906df61ec4fb5
sha256
c31b15e39fdee7cfdff4af0952bc6da653afed32f1e6dc09b74e1aa158061418
sha512
17c4f4b3460cb651412b97f95b83bb6ff3fa775cccd054dc7fdd2157ec700cc729fc5bcff3949ef1fcb542d540cf96aba7a2707791d96c1631fc23be7ecef9db
ripemd-160
5cede240ff20f535c19a408cda38a495810d5006
Diameter
40499930
Circumference
127234282.5589
Area
1.2882448843089E+15
Volume
3.4782551758246E+22
Surface area
5.1529795372357E+15
Circumference
127234282.5589
Perimeter
80999860
Area
410061082501225
Diagonal
28637775.14058
Surface area
2460366495007350
Volume
8.3037225685119E+21
Space diagonal
35073968.231491
Perimeter
60749895
Area
1.775616572747E+14
Altitude
17536984.115746
Surface area
1.775616572747E+14
Volume
9.7860308954776E+20
Height
9545925.0468602