20218289 is an odd 8-digits composite number following 20218288
and preceding 20218290 . In scientific notation, it is written as 2.0218289 × 10^7.
The sum of its digits is 32. It has a total of 4 prime factors and 16 positive divisors.
There are 15603840 positive integers (up to 20218289) that are relatively prime to 20218289.
20218289 has 16 divisors, whose sum is 25495680
The reverse of 20218289 is 98281202
Previous prime number is 41
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
twenty million two hundred eighteen thousand two hundred eighty-nine
Scientific notation
2.0218289 × 10^7
Engineering notation
2.0218289 × 10^6
Prime Factorization
7 × 13 × 41 × 5419
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
20218289
Product of the distinct prime numbers
The prime factorization of 20218289 is 7 × 13 × 41 × 5419.
Since it has a total of 4 prime factors.
5 , 3 , 40 , 97 , 188 , 776 , 9446 , 8016 , 30461 , 22169 , 571930 , 720740 , 4052110 , 4160261 , 63019186 , 61806771 , 981651210 , 955811096 , 4867871773 , 38293283
n×2
40436578
n×3
60654867
n×4
80873156
n×5
101091445
n÷2
10109144.5
n÷3
6739429.6666667
n÷3
5054572.25
n÷5
4043657.8
n2
408779210087521
n3
8.2648162067412E+21
n4
1.6710044259978E+29
n5
3.3784850405102E+36
2 √n
4496.4751750677
3 √n
272.42573629298
4 √n
67.055761684345
5 √n
28.916710030092
1 , 7 , 13 , 41 , 91 , 287 , 533 , 3731 , 5419 , 37933 , 70447 , 222179 , 493129 , 1555253 , 2888327 , 20218289
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
-20218288
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 20218289 can be divided by 16 positive divisors.
The sum of these divisors (counting 20218289) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001101001000000110110001
3
Ternary
1102001012021112
4
Quaternary
1031020012301
5
Quinary
20133441124
6
Senary
2001203105
8
Octal
115100661
10
Decimal
20218289
12
Duodecimal
6930495
16
Hexadecimal
13481b1
20
Vigesimal
6675e9
36
Base36
c1cj5
md5
5b9fa0f77939a68946cdd77ac7d1a9eb
sha1
efe733ae9bc0bddc258b8ebe4ee0b2bb5394abda
sha256
64be0bd65de199bb336765ff4cbce993f92f908375a042837bcf727e8b203f3b
sha512
d2f7ee96edbc56719eaa6127642c0225f2e74da38d8ee8a7639c25cbfccea6903433c138d60bce8d57286565fc5e1a5442837bb8d9859d1f1eff47408d669ced
ripemd-160
f1725467211c99f76257c9d2edb6570b2ab6ee5d
Diameter
40436578
Circumference
127035256.38111
Area
1.2842177633512E+15
Volume
3.4619581171157E+22
Surface area
5.1368710534048E+15
Circumference
127035256.38111
Perimeter
80873156
Area
408779210087521
Diagonal
28592978.511779
Surface area
2452675260525126
Volume
8.2648162067412E+21
Space diagonal
35019103.790111
Perimeter
60654867
Area
1.7700659023736E+14
Altitude
17509551.895055
Surface area
1.7700659023736E+14
Volume
9.740179308412E+20
Height
9530992.8372596