20123091 is an odd 8-digits composite number following 20123090
and preceding 20123092 . In scientific notation, it is written as 2.0123091 × 10^7.
The sum of its digits is 18. It has a total of 3 prime factors and 8 positive divisors.
There are 12831984 positive integers (up to 20123091) that are relatively prime to 20123091.
20123091 has 8 divisors, whose sum is 23331360
The reverse of 20123091 is 19032102
Previous prime number is 23
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 18
Digital Root 9
Name
twenty million one hundred twenty-three thousand ninety-one
Scientific notation
2.0123091 × 10^7
Engineering notation
2.0123091 × 10^6
Prime Factorization
9 × 23 × 97213
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20123091
Product of the distinct prime numbers
The prime factorization of 20123091 is 9 × 23 × 97213.
Since it has a total of 3 prime factors.
10 , 6 , 19 , 10 , 490 , 344 , 7101 , 7836 , 64247 , 10436 , 491100 , 200652 , 5767069 , 7548223 , 27698179 , 2298528 , 808450308 , 728829833 , 8605061167 , 418934988
n×2
40246182
n×3
60369273
n×4
80492364
n×5
100615455
n÷2
10061545.5
n÷3
6707697
n÷3
5030772.75
n÷5
4024618.2
n2
404938791394281
n3
8.1486201486571E+21
n4
1.6397542477586E+29
n5
3.2996923945283E+36
2 √n
4485.8768373641
3 √n
271.99749042523
4 √n
66.976688760823
5 √n
28.889427678799
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20123090
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20123091 can be divided by 8 positive divisors.
The sum of these divisors (counting 20123091) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100110000110111010011
3
Ternary
1101212100200200
4
Quaternary
1030300313103
5
Quinary
20122414331
6
Senary
1555150243
8
Octal
114606723
10
Decimal
20123091
12
Duodecimal
68a5383
16
Hexadecimal
1330dd3
20
Vigesimal
65f7eb
36
Base36
bzb2r
md5
e0adb0e9de733da13fa11177b4fd56f1
sha1
0880a2caf46ab80599ce2bd619d4412b5d0c3b16
sha256
b72697a15cfd6a31084b10cb1b08dc304fb04424512a459fad95365390f729a7
sha512
6cfd3e39cc5a0b945fcb647328deb95b0d05d8d259898ad492f75e9e30519cbff60e9887c0c97587575e5a5ab6daab13a8caad03303e90357b1af8ff8a1f8ddb
ripemd-160
8fa3df935eb84e96d020f0f9b396743466a54aab
Diameter
40246182
Circumference
126437109.70624
Area
1.2721527321978E+15
Volume
3.413286026122E+22
Surface area
5.0886109287912E+15
Circumference
126437109.70624
Perimeter
80492364
Area
404938791394281
Diagonal
28458348.209068
Surface area
2429632748365686
Volume
8.1486201486571E+21
Space diagonal
34854216.017332
Perimeter
60369273
Area
1.7534364016261E+14
Altitude
17427108.008666
Surface area
1.7534364016261E+14
Volume
9.6032409407147E+20
Height
9486116.0696893