20231890 is an even 8-digits composite number following 20231889
and preceding 20231891 . In scientific notation, it is written as 2.0231890 × 10^7.
The sum of its digits is 25. It has a total of 5 prime factors and 32 positive divisors.
There are 6909504 positive integers (up to 20231890) that are relatively prime to 20231890.
20231890 has 32 divisors, whose sum is 41783040
The reverse of 20231890 is 09813202
Previous prime number is 743
Is Prime? no
Number parity even
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty million two hundred thirty-one thousand eight hundred ninety
Scientific notation
2.0231890 × 10^7
Engineering notation
2.0231890 × 10^6
Prime Factorization
2 × 7 × 5 × 743 × 389
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
20231890
Product of the distinct prime numbers
The prime factorization of 20231890 is 2 × 7 × 5 × 743 × 389.
Since it has a total of 5 prime factors.
1 , 8 , 39 , 78 , 114 , 305 , 4304 , 7944 , 64693 , 79714 , 501485 , 781638 , 8805741 , 7151038 , 24959902 , 14697860 , 733833489 , 496746729 , 6430289074 , 6895384287
n×2
40463780
n×3
60695670
n×4
80927560
n×5
101159450
n÷2
10115945
n÷3
6743963.3333333
n÷3
5057972.5
n÷5
4046378
n2
409329372972100
n3
8.2815068477405E+21
n4
1.6755053557773E+29
n5
3.3898640052498E+36
2 √n
4497.9873276833
3 √n
272.48681023609
4 √n
67.067036073494
5 √n
28.92059948272
1 , 2 , 5 , 7 , 10 , 14 , 35 , 70 , 389 , 743 , 778 , 1486 , 1945 , 2723 , 3715 , 3890 , 5201 , 5446 , 7430 , 10402 , 13615 , 26005 , 27230 , 52010 , 289027 , 578054 , 1445135 , 2023189 , 2890270 , 4046378 , 10115945 , 20231890
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20231889
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20231890 can be divided by 32 positive divisors.
The sum of these divisors (counting 20231890) is 1, the average is 0.03125.
Base
System
Value
2
Binary
1001101001011011011010010
3
Ternary
1102001212221021
4
Quaternary
1031023123102
5
Quinary
20134410030
6
Senary
2001350054
8
Octal
115133322
10
Decimal
20231890
12
Duodecimal
693832a
16
Hexadecimal
134b6d2
20
Vigesimal
668jea
36
Base36
c1n0y
md5
8183edfa092f73cf0e9280cf3c911a8e
sha1
382c7e0dae1d2a5346655c912738327addcbc6e0
sha256
b767cb18ae4b02e77f96677d57f6fe35edf50ce760b337cdcbf326ddc821dbf6
sha512
bd735fb6066d20654550d17016c3b1dd0166664c4b041b49de9da6d365f9e8f9d783cb0d9f8038c76fb98d143566839cba032cc4c4910903d6af87dc3bb4713d
ripemd-160
99f94ccecf58c8edb11ce2e457e97a50d141b49f
Diameter
40463780
Circumference
127120713.98447
Area
1.2859461510277E+15
Volume
3.4689494764687E+22
Surface area
5.1437846041107E+15
Circumference
127120713.98447
Perimeter
80927560
Area
409329372972100
Diagonal
28612213.230441
Surface area
2455976237832600
Volume
8.2815068477405E+21
Space diagonal
35042661.413145
Perimeter
60695670
Area
1.772448177545E+14
Altitude
17521330.706572
Surface area
1.772448177545E+14
Volume
9.7598494174669E+20
Height
9537404.4101469