20249957 is an odd 8-digits composite number following 20249956
and preceding 20249958 . In scientific notation, it is written as 2.0249957 × 10^7.
The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors.
There are 16021872 positive integers (up to 20249957) that are relatively prime to 20249957.
20249957 has 8 divisors, whose sum is 24923136
The reverse of 20249957 is 75994202
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
twenty million two hundred forty-nine thousand nine hundred fifty-seven
Scientific notation
2.0249957 × 10^7
Engineering notation
2.0249957 × 10^6
Prime Factorization
7 × 13 × 222527
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20249957
Product of the distinct prime numbers
The prime factorization of 20249957 is 7 × 13 × 222527.
Since it has a total of 3 prime factors.
8 , 7 , 35 , 95 , 815 , 508 , 1158 , 765 , 70340 , 9646 , 131871 , 805161 , 7543608 , 4546130 , 42252240 , 83633508 , 980507000 , 452452075 , 3621707472 , 941402265
n×2
40499914
n×3
60749871
n×4
80999828
n×5
101249785
n÷2
10124978.5
n÷3
6749985.6666667
n÷3
5062489.25
n÷5
4049991.4
n2
410060758501849
n3
8.3037127270498E+21
n4
1.6814982566311E+29
n5
3.4050267392355E+36
2 √n
4499.9952222197
3 √n
272.56789599583
4 √n
67.082003713512
5 √n
28.925762835542
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
-20249956
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 20249957 can be divided by 8 positive divisors.
The sum of these divisors (counting 20249957) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101001111110101100101
3
Ternary
1102002210201102
4
Quaternary
1031033311211
5
Quinary
20140444312
6
Senary
2002005445
8
Octal
115176545
10
Decimal
20249957
12
Duodecimal
6946885
16
Hexadecimal
134fd65
20
Vigesimal
66b4hh
36
Base36
c20yt
md5
87c755b3c36f2678261a4d7ea70074da
sha1
8d32ef12183c23278d1524f2ddc2bb1969a8fe77
sha256
9ad9c7d65ceffa642a6fe56616d18aac11d2d46068994c224c0b4587e264a0bf
sha512
6b63141b4813f88e2a37cdf93352e8e364069cacb139fde855136f7bd766bc826465d2e7fb8f6c0b9faeb3aa49971e89a562187397cdc771c254b9f887b639ef
ripemd-160
0dece1c8c7e7efe2935d87c3abc0a33537b7e1d3
Diameter
40499914
Circumference
127234232.29342
Area
1.2882438664349E+15
Volume
3.4782510534426E+22
Surface area
5.1529754657395E+15
Circumference
127234232.29342
Perimeter
80999828
Area
410060758501849
Diagonal
28637763.826872
Surface area
2460364551011094
Volume
8.3037127270498E+21
Space diagonal
35073954.375085
Perimeter
60749871
Area
1.7756151697886E+14
Altitude
17536977.187543
Surface area
1.7756151697886E+14
Volume
9.7860192972033E+20
Height
9545921.275624