20162985 is an odd 8-digits composite number following 20162984
and preceding 20162986 . In scientific notation, it is written as 2.0162985 × 10^7.
The sum of its digits is 33. It has a total of 2 prime factors and 4 positive divisors.
There are 10753584 positive integers (up to 20162985) that are relatively prime to 20162985.
20162985 has 4 divisors, whose sum is 21507200
The reverse of 20162985 is 58926102
Previous prime number is 15
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 33
Digital Root 6
Name
twenty million one hundred sixty-two thousand nine hundred eighty-five
Scientific notation
2.0162985 × 10^7
Engineering notation
2.0162985 × 10^6
Prime Factorization
15 × 1344199
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20162985
Product of the distinct prime numbers
The prime factorization of 20162985 is 15 × 1344199.
Since it has a total of 2 prime factors.
2 , 2 , 73 , 66 , 544 , 763 , 9064 , 7579 , 84215 , 49085 , 355917 , 242157 , 4272777 , 8889366 , 32357280 , 79201954 , 476317976 , 26840284 , 5438436697 , 9298019519
n×2
40325970
n×3
60488955
n×4
80651940
n×5
100814925
n÷2
10081492.5
n÷3
6720995
n÷3
5040746.25
n÷5
4032597
n2
406545964110225
n3
8.197180176165E+21
n4
1.6527962093431E+29
n5
3.3325305177042E+36
2 √n
4490.3212579948
3 √n
272.17711665707
4 √n
67.009859408857
5 √n
28.90087325612
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
-20162984
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 20162985 can be divided by 4 positive divisors.
The sum of these divisors (counting 20162985) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100111010100110101001
3
Ternary
1101221101102020
4
Quaternary
1030322212221
5
Quinary
20130203420
6
Senary
2000055053
8
Octal
114724651
10
Decimal
20162985
12
Duodecimal
6904489
16
Hexadecimal
133a9a9
20
Vigesimal
660795
36
Base36
c05ux
md5
b925371d4440fff88ad6a4b18738a166
sha1
7210e9881bbba97f31c8f709c041602e4733ca80
sha256
f5c8a2cd25d2892089dd6cff0611cf43460ad7cd64d803379e857dbc3c0ff620
sha512
c29d967c32ff4f694ec20ae4317313fd8cb5b0629e9e8d195244322dbabd968e8f8676b08436db16804ba0b06cfcda89d6b62ad250919c3f0256cb073a07c3e4
ripemd-160
67c3a83779af6e64481bd36d8408aea60de45efe
Diameter
40325970
Circumference
126687771.10088
Area
1.2772018141953E+15
Volume
3.4336268028789E+22
Surface area
5.108807256781E+15
Circumference
126687771.10088
Perimeter
80651940
Area
406545964110225
Diagonal
28514766.844925
Surface area
2439275784661350
Volume
8.197180176165E+21
Space diagonal
34923314.452249
Perimeter
60488955
Area
1.7603956636275E+14
Altitude
17461657.226125
Surface area
1.7603956636275E+14
Volume
9.660469481957E+20
Height
9504922.2816418