218973969 is an odd 9-digits composite number following 218973968
and preceding 218973970 . In scientific notation, it is written as 2.18973969 × 10^8.
The sum of its digits is 54. It has a total of 4 prime factors and 16 positive divisors.
There are 145873728 positive integers (up to 218973969) that are relatively prime to 218973969.
218973969 has 16 divisors, whose sum is 324648000
The reverse of 218973969 is 969379812
Previous prime number is 2003
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 54
Digital Root 9
Name
two hundred eighteen million nine hundred seventy-three thousand nine hundred sixty-nine
Scientific notation
2.18973969 × 10^8
Engineering notation
2.18973969 × 10^6
Prime Factorization
3 × 9 × 2003 × 4049
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
218973969
Product of the distinct prime numbers
The prime factorization of 218973969 is 3 × 9 × 2003 × 4049.
Since it has a total of 4 prime factors.
7 , 10 , 21 , 26 , 191 , 616 , 8788 , 7153 , 69112 , 45747 , 790989 , 545897 , 4307100 , 967370 , 79891075 , 7553356 , 865609275 , 250649303 , 4844952123 , 944568246
n×2
437947938
n×3
656921907
n×4
875895876
n×5
1094869845
n÷2
109486984.5
n÷3
72991323
n÷3
54743492.25
n÷5
43794793.8
n2
47949599099612961
n3
1.0499714026801E+25
n4
2.2991640538136E+33
n5
5.0345707824569E+41
2 √n
14797.769054827
3 √n
602.74113291322
4 √n
121.64608113222
5 √n
46.567025508252
1 , 3 , 9 , 27 , 2003 , 4049 , 6009 , 12147 , 18027 , 36441 , 54081 , 109323 , 8110147 , 24330441 , 72991323 , 218973969
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
-218973968
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 218973969 can be divided by 16 positive divisors.
The sum of these divisors (counting 218973969) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1101000011010100011100010001
3
Ternary
120021001000211000
4
Quaternary
31003110130101
5
Quinary
422024131334
6
Senary
33421212213
8
Octal
1503243421
10
Decimal
218973969
12
Duodecimal
61401069
16
Hexadecimal
d0d4711
20
Vigesimal
388bei9
36
Base36
3mdde9
md5
3a51d965a44ed72033b45b0618c84e2b
sha1
1792ed05912eda7423e1cd593b2aa2ca24dd75a4
sha256
3a17e955820dc9fd5002e4195ef7d4d341ba53cade31ed5a875a67a64c0dc908
sha512
f8c172fabcac29dadcaa3299ccccc00a7d8fb767baad8dac517963bf29ffc460def80bb64a804314a4e9e3eecefe5f1c7863ab67c74a3507e68aaa61c9ef99e3
ripemd-160
13f8e8e423b47404dcc135a0ef3f80d9c24d41ab
Diameter
437947938
Circumference
1375854024.6756
Area
1.5063810827392E+17
Volume
4.3981099268523E+25
Surface area
6.0255243309568E+17
Circumference
1375854024.6756
Perimeter
875895876
Area
47949599099612961
Diagonal
309675956.76647
Surface area
287697594597677766
Volume
1.0499714026801E+25
Space diagonal
379274039.84301
Perimeter
656921907
Area
2.0762785460772E+16
Altitude
189637019.92151
Surface area
2.0762785460772E+16
Volume
1.2374031648118E+24
Height
103225318.92216