20331390 is an even 8-digits composite number following 20331389
and preceding 20331391 . In scientific notation, it is written as 2.0331390 × 10^7.
The sum of its digits is 21. It has a total of 4 prime factors and 16 positive divisors.
There are 5405184 positive integers (up to 20331390) that are relatively prime to 20331390.
20331390 has 16 divisors, whose sum is 32629440
The reverse of 20331390 is 09313302
Previous prime number is 1657
Is Prime? no
Number parity even
Number length 8
Sum of Digits 21
Digital Root 3
Name
twenty million three hundred thirty-one thousand three hundred ninety
Scientific notation
2.0331390 × 10^7
Engineering notation
2.0331390 × 10^6
Prime Factorization
2 × 15 × 1657 × 409
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
20331390
Product of the distinct prime numbers
The prime factorization of 20331390 is 2 × 15 × 1657 × 409.
Since it has a total of 4 prime factors.
2 , 9 , 82 , 31 , 601 , 205 , 360 , 9787 , 14896 , 49146 , 931101 , 909811 , 5034607 , 2853405 , 86408421 , 70510620 , 477462573 , 853213276 , 7415148101 , 9193386063
n×2
40662780
n×3
60994170
n×4
81325560
n×5
101656950
n÷2
10165695
n÷3
6777130
n÷3
5082847.5
n÷5
4066278
n2
413365419332100
n3
8.4042935529545E+21
n4
1.708709698996E+29
n5
3.4740443287071E+36
2 √n
4509.0342646735
3 √n
272.93277470983
4 √n
67.1493429951
5 √n
28.948989865485
1 , 2 , 15 , 30 , 409 , 818 , 1657 , 3314 , 6135 , 12270 , 24855 , 49710 , 677713 , 1355426 , 10165695 , 20331390
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
-20331389
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 20331390 can be divided by 16 positive divisors.
The sum of these divisors (counting 20331390) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001101100011101101111110
3
Ternary
1102020221102110
4
Quaternary
1031203231332
5
Quinary
20201101030
6
Senary
2003434450
8
Octal
115435576
10
Decimal
20331390
12
Duodecimal
6985a26
16
Hexadecimal
1363b7e
20
Vigesimal
67189a
36
Base36
c3rsu
md5
99b6840afeca1e646809671f7e22d4a4
sha1
54de740663e5a033c5e5b3798c38c1023f214e6b
sha256
c104fe6009537d8437cffcd2ec2fe5ff0b71c3984c47d6a7bf7e15779bd48524
sha512
a0000807ecb8b26000469326e2b82ed1d86a5906d84c9a936112dd52ad5ddea38a6e6cdc73339d51a6ad5c37a06bd66ce86747fc98d4884e0edca6eb2ebe19ba
ripemd-160
9c7892ca70bf32a9f4120085d668656035e79c35
Diameter
40662780
Circumference
127745890.92254
Area
1.2986257646218E+15
Volume
3.5203822512765E+22
Surface area
5.1945030584872E+15
Circumference
127745890.92254
Perimeter
81325560
Area
413365419332100
Diagonal
28752927.479897
Surface area
2480192515992600
Volume
8.4042935529545E+21
Space diagonal
35215000.468498
Perimeter
60994170
Area
1.789924770938E+14
Altitude
17607500.234249
Surface area
1.789924770938E+14
Volume
9.9045549372941E+20
Height
9584309.1599656