20031665 is an odd 8-digits composite number following 20031664
and preceding 20031666 . In scientific notation, it is written as 2.0031665 × 10^7.
The sum of its digits is 23. It has a total of 2 prime factors and 4 positive divisors.
There are 16025328 positive integers (up to 20031665) that are relatively prime to 20031665.
20031665 has 4 divisors, whose sum is 24038004
The reverse of 20031665 is 56613002
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 23
Digital Root 5
Name
twenty million thirty-one thousand six hundred sixty-five
Scientific notation
2.0031665 × 10^7
Engineering notation
2.0031665 × 10^6
Prime Factorization
5 × 4006333
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20031665
Product of the distinct prime numbers
The prime factorization of 20031665 is 5 × 4006333.
Since it has a total of 2 prime factors.
9 , 2 , 52 , 10 , 772 , 597 , 1081 , 9473 , 3171 , 23454 , 250190 , 900351 , 3793456 , 9235466 , 50544996 , 11558073 , 100399144 , 430724803 , 4725955244 , 8420119442
n×2
40063330
n×3
60094995
n×4
80126660
n×5
100158325
n÷2
10015832.5
n÷3
6677221.6666667
n÷3
5007916.25
n÷5
4006333
n2
401267602672225
n3
8.0380581920831E+21
n4
1.6101568895431E+29
n5
3.225412340877E+36
2 √n
4475.6748094561
3 √n
271.58493951366
4 √n
66.900484373853
5 √n
28.863128955918
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
-20031664
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 20031665 can be divided by 4 positive divisors.
The sum of these divisors (counting 20031665) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100011010100010110001
3
Ternary
1101200201021112
4
Quaternary
1030122202301
5
Quinary
20112003130
6
Senary
1553203105
8
Octal
114324261
10
Decimal
20031665
12
Duodecimal
6860495
16
Hexadecimal
131a8b1
20
Vigesimal
653j35
36
Base36
bxcj5
md5
eda9d397eebc9f956c3088fc9bce038d
sha1
41cabb4d95e74664a8a8db500d1264af39897bbe
sha256
6079bd131da1072cef613dee4a530cad5f5e00a9ad31f1740b7c921ab2cebd64
sha512
2d266f41c690c5598d7cfae9e1b4aaa885147f1bae3e5fbfde302b00c7a957d4dbe637d1158a0a8f028a91034288fbcdac3fa030a27a1a44b8446f43e6b61207
ripemd-160
5552fec1c6017ded66ec3893b05fa8f1cb70b271
Diameter
40063330
Circumference
125862663.20634
Area
1.2606193526786E+15
Volume
3.3669739420501E+22
Surface area
5.0424774107146E+15
Circumference
125862663.20634
Perimeter
80126660
Area
401267602672225
Diagonal
28329052.319914
Surface area
2407605616033350
Volume
8.0380581920831E+21
Space diagonal
34695861.540199
Perimeter
60094995
Area
1.7375396881491E+14
Altitude
17347930.7701
Surface area
1.7375396881491E+14
Volume
9.4729424253234E+20
Height
9443017.4399715