20145798 is an even 8-digits composite number following 20145797
and preceding 20145799 . In scientific notation, it is written as 2.0145798 × 10^7.
The sum of its digits is 36. It has a total of 5 prime factors and 24 positive divisors.
There are 6572112 positive integers (up to 20145798) that are relatively prime to 20145798.
20145798 has 24 divisors, whose sum is 44579808
The reverse of 20145798 is 89754102
Previous prime number is 47
Is Prime? no
Number parity even
Number length 8
Sum of Digits 36
Digital Root 9
Name
twenty million one hundred forty-five thousand seven hundred ninety-eight
Scientific notation
2.0145798 × 10^7
Engineering notation
2.0145798 × 10^6
Prime Factorization
2 × 3 × 3 × 47 × 23813
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
6715266
Product of the distinct prime numbers
The prime factorization of 20145798 is 2 × 3 × 3 × 47 × 23813.
Since it has a total of 5 prime factors.
1 , 3 , 39 , 39 , 791 , 743 , 897 , 5854 , 21821 , 49688 , 718600 , 495664 , 6028106 , 6020705 , 99301701 , 56547052 , 193698788 , 271989096 , 2298889187 , 3880558267
n×2
40291596
n×3
60437394
n×4
80583192
n×5
100728990
n÷2
10072899
n÷3
6715266
n÷3
5036449.5
n÷5
4029159.6
n2
405853177056804
n3
8.1762361226446E+21
n4
1.647168013271E+29
n5
3.3183514067419E+36
2 √n
4488.4070671008
3 √n
272.09975975962
4 √n
66.995574981492
5 √n
28.895944533934
1 , 2 , 3 , 6 , 9 , 18 , 47 , 94 , 141 , 282 , 423 , 846 , 23813 , 47626 , 71439 , 142878 , 214317 , 428634 , 1119211 , 2238422 , 3357633 , 6715266 , 10072899 , 20145798
24 divisors
τ
Total Divisors
24
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20145797
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.041666666666667
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
24
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20145798 can be divided by 24 positive divisors.
The sum of these divisors (counting 20145798) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
1001100110110011010000110
3
Ternary
1101220111211200
4
Quaternary
1030312122012
5
Quinary
20124131143
6
Senary
1555443330
8
Octal
114663206
10
Decimal
20145798
12
Duodecimal
68b6546
16
Hexadecimal
1336686
20
Vigesimal
65i49i
36
Base36
bzsli
md5
ea0c8c6bd304e5412b9ce78b9b31ccca
sha1
f508b05995f4704488e2037e45f7bc874c55c946
sha256
0367eb058437e744b105cb3ec3ae588f777821f64175c0251a2739c1640cb9ef
sha512
3414230ecda47426d608b3527986ce9bbe56b88bd56b3645e151bf642fad16ab7de3b53d831b41b28bc5984aacc165e4ef809c6f78c2cdbbe94970dd8c54f17e
ripemd-160
3fed9954fb81860280cb3265f654ed7c121e4a21
Diameter
40291596
Circumference
126579781.99501
Area
1.2750253594777E+15
Volume
3.4248537782554E+22
Surface area
5.1001014379109E+15
Circumference
126579781.99501
Perimeter
80583192
Area
405853177056804
Diagonal
28490460.756429
Surface area
2435119062340824
Volume
8.1762361226446E+21
Space diagonal
34893545.695019
Perimeter
60437394
Area
1.7573958076891E+14
Altitude
17446772.84751
Surface area
1.7573958076891E+14
Volume
9.635786678174E+20
Height
9496820.2521429