20218159 is an odd 8-digits composite number following 20218158
and preceding 20218160 . In scientific notation, it is written as 2.0218159 × 10^7.
The sum of its digits is 28. It has a total of 2 prime factors and 4 positive divisors.
There are 18662904 positive integers (up to 20218159) that are relatively prime to 20218159.
20218159 has 4 divisors, whose sum is 21773416
The reverse of 20218159 is 95181202
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
twenty million two hundred eighteen thousand one hundred fifty-nine
Scientific notation
2.0218159 × 10^7
Engineering notation
2.0218159 × 10^6
Prime Factorization
13 × 1555243
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20218159
Product of the distinct prime numbers
The prime factorization of 20218159 is 13 × 1555243.
Since it has a total of 2 prime factors.
3 , 9 , 25 , 59 , 297 , 783 , 9394 , 3971 , 59417 , 43436 , 721262 , 762115 , 2942686 , 6295647 , 2741508 , 95872833 , 166935451 , 61902610 , 5539097385 , 4048750341
n×2
40436318
n×3
60654477
n×4
80872636
n×5
101090795
n÷2
10109079.5
n÷3
6739386.3333333
n÷3
5054539.75
n÷5
4043631.8
n2
408773953349281
n3
8.2646567838743E+21
n4
1.670961449368E+29
n5
3.3783764266193E+36
2 √n
4496.4607192769
3 √n
272.42515240873
4 √n
67.055653894932
5 √n
28.916672844136
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20218158
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20218159 can be divided by 4 positive divisors.
The sum of these divisors (counting 20218159) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101001000000100101111
3
Ternary
1102001012002201
4
Quaternary
1031020010233
5
Quinary
20133440114
6
Senary
2001202331
8
Octal
115100457
10
Decimal
20218159
12
Duodecimal
69303a7
16
Hexadecimal
134812f
20
Vigesimal
66757j
36
Base36
c1cfj
md5
dc042bd0aaacd2662a56db0b2206192b
sha1
cdecbd4f050abb0ae566e6bbb4032ff4ff532e28
sha256
fd4918995021c4b99e4e1fca3b5e0e5389a325cb53b948a0267cb004395ea672
sha512
cddf2fbe39bf1d3d8a58e1f0395443bbe973fae9c3aca0ac5d809b197c1ed50057e954e7b9581e47fd6aff54e99a7f33455eb2ed575560ba9b1bf9eb9e43b52e
ripemd-160
c9272e916a908d7f09227a7425d4717aa6a659cb
Diameter
40436318
Circumference
127034439.56702
Area
1.284201248821E+15
Volume
3.4618913382214E+22
Surface area
5.1368049952838E+15
Circumference
127034439.56702
Perimeter
80872636
Area
408773953349281
Diagonal
28592794.664016
Surface area
2452643720095686
Volume
8.2646567838743E+21
Space diagonal
35018878.623506
Perimeter
60654477
Area
1.7700431400294E+14
Altitude
17509439.311753
Surface area
1.7700431400294E+14
Volume
9.7399914267616E+20
Height
9530931.5546719