20145318 is an even 8-digits composite number following 20145317
and preceding 20145319 . In scientific notation, it is written as 2.0145318 × 10^7.
The sum of its digits is 24. It has a total of 4 prime factors and 16 positive divisors.
There are 6652136 positive integers (up to 20145318) that are relatively prime to 20145318.
20145318 has 16 divisors, whose sum is 40668480
The reverse of 20145318 is 81354102
Previous prime number is 107
Is Prime? no
Number parity even
Number length 8
Sum of Digits 24
Digital Root 6
Name
twenty million one hundred forty-five thousand three hundred eighteen
Scientific notation
2.0145318 × 10^7
Engineering notation
2.0145318 × 10^6
Prime Factorization
2 × 3 × 107 × 31379
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
20145318
Product of the distinct prime numbers
The prime factorization of 20145318 is 2 × 3 × 107 × 31379.
Since it has a total of 4 prime factors.
8 , 9 , 89 , 36 , 868 , 657 , 2830 , 995 , 35837 , 45873 , 57407 , 79600 , 1994542 , 6577902 , 4893156 , 86977735 , 323401043 , 233137288 , 9082222856 , 7135265583
n×2
40290636
n×3
60435954
n×4
80581272
n×5
100726590
n÷2
10072659
n÷3
6715106
n÷3
5036329.5
n÷5
4029063.6
n2
405833837321124
n3
8.1756517079943E+21
n4
1.6470110351479E+29
n5
3.3179561052563E+36
2 √n
4488.3535956963
3 √n
272.09759869818
4 √n
66.995175913616
5 √n
28.895806835884
1 , 2 , 3 , 6 , 107 , 214 , 321 , 642 , 31379 , 62758 , 94137 , 188274 , 3357553 , 6715106 , 10072659 , 20145318
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
-20145317
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 20145318 can be divided by 16 positive divisors.
The sum of these divisors (counting 20145318) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001100110110010010100110
3
Ternary
1101220111011220
4
Quaternary
1030312102212
5
Quinary
20124122233
6
Senary
1555441210
8
Octal
114662246
10
Decimal
20145318
12
Duodecimal
68b6206
16
Hexadecimal
13364a6
20
Vigesimal
65i35i
36
Base36
bzs86
md5
417972cbc601ff2f36603926d1747827
sha1
473995f5c46ea7692a2a6fca189d6ae29f536d2a
sha256
82adf90e2fd18bd5522a3af49786e066fc7c9aff788dc82b0541c1ca09784572
sha512
769b8ed9333892f248ff1e2044b14964462d2b9cd626595d4564a658ad62c99ecbe6aa7909c3b6c2c3822b6c64383fd0bfd4bd2f9dbd3fb8318c1920efe321d0
ripemd-160
0bbf89312c902f5d91331b9108f23723b7a259e2
Diameter
40290636
Circumference
126576766.06606
Area
1.2749646019062E+15
Volume
3.4246089792192E+22
Surface area
5.0998584076248E+15
Circumference
126576766.06606
Perimeter
80581272
Area
405833837321124
Diagonal
28489781.933919
Surface area
2435003023926744
Volume
8.1756517079943E+21
Space diagonal
34892714.310632
Perimeter
60435954
Area
1.7573120641771E+14
Altitude
17446357.155316
Surface area
1.7573120641771E+14
Volume
9.6350979389036E+20
Height
9496593.9779729