20218143 is an odd 8-digits composite number following 20218142
and preceding 20218144 . In scientific notation, it is written as 2.0218143 × 10^7.
The sum of its digits is 21. It has a total of 3 prime factors and 8 positive divisors.
There are 12253400 positive integers (up to 20218143) that are relatively prime to 20218143.
20218143 has 8 divisors, whose sum is 29408256
The reverse of 20218143 is 34181202
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 21
Digital Root 3
Name
twenty million two hundred eighteen thousand one hundred forty-three
Scientific notation
2.0218143 × 10^7
Engineering notation
2.0218143 × 10^6
Prime Factorization
3 × 11 × 612671
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20218143
Product of the distinct prime numbers
The prime factorization of 20218143 is 3 × 11 × 612671.
Since it has a total of 3 prime factors.
7 , 2 , 86 , 46 , 650 , 73 , 2641 , 8604 , 52079 , 22857 , 37604 , 349341 , 1632728 , 1760496 , 71252609 , 10018473 , 348355756 , 259223098 , 8603854320 , 3243936539
n×2
40436286
n×3
60654429
n×4
80872572
n×5
101090715
n÷2
10109071.5
n÷3
6739381
n÷3
5054535.75
n÷5
4043628.6
n2
408773306368449
n3
8.2646371627401E+21
n4
1.6709561599939E+29
n5
3.3783630589488E+36
2 √n
4496.4589400994
3 √n
272.42508054588
4 √n
67.055640628507
5 √n
28.91666826739
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
-20218142
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 20218143 can be divided by 8 positive divisors.
The sum of these divisors (counting 20218143) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101001000000100011111
3
Ternary
1102001012002010
4
Quaternary
1031020010133
5
Quinary
20133440033
6
Senary
2001202303
8
Octal
115100437
10
Decimal
20218143
12
Duodecimal
6930393
16
Hexadecimal
134811f
20
Vigesimal
667573
36
Base36
c1cf3
md5
4aab8c1a047ef03a6fa87d80f6357c9e
sha1
a174faded8c0241040b14eb53c62df52db0b58c8
sha256
528eba3add65af6fc34f0daccf5c556cbfa15b3e80f33f90425fb9bfa5980584
sha512
404ed7d8941a2994f0276a836c35987fc29d49a8dddcf8742bcceb960adf5632a104973eb9809f8063537aeff1f9817a831b3ae324df10b8fd0c7979e446604f
ripemd-160
21e8c5502e8f9a26bc3105dc4819fa3d22c63499
Diameter
40436286
Circumference
127034339.03606
Area
1.2841992162707E+15
Volume
3.4618831193399E+22
Surface area
5.1367968650829E+15
Circumference
127034339.03606
Perimeter
80872572
Area
408773306368449
Diagonal
28592772.036599
Surface area
2452639838210694
Volume
8.2646371627401E+21
Space diagonal
35018850.910693
Perimeter
60654429
Area
1.7700403385202E+14
Altitude
17509425.455347
Surface area
1.7700403385202E+14
Volume
9.7399683030331E+20
Height
9530924.0121996