20105123 is an odd 8-digits composite number following 20105122
and preceding 20105124 . In scientific notation, it is written as 2.0105123 × 10^7.
The sum of its digits is 14. It has a total of 3 prime factors and 8 positive divisors.
There are 19560744 positive integers (up to 20105123) that are relatively prime to 20105123.
20105123 has 8 divisors, whose sum is 20653248
The reverse of 20105123 is 32150102
Previous prime number is 1523
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 14
Digital Root 5
Name
twenty million one hundred five thousand one hundred twenty-three
Scientific notation
2.0105123 × 10^7
Engineering notation
2.0105123 × 10^6
Prime Factorization
43 × 1523 × 307
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20105123
Product of the distinct prime numbers
The prime factorization of 20105123 is 43 × 1523 × 307.
Since it has a total of 3 prime factors.
4 , 5 , 73 , 82 , 693 , 817 , 3351 , 9040 , 30304 , 52734 , 750335 , 652415 , 9824644 , 7412137 , 36092065 , 14877867 , 401308829 , 386853078 , 2427464639 , 4725064267
n×2
40210246
n×3
60315369
n×4
80420492
n×5
100525615
n÷2
10052561.5
n÷3
6701707.6666667
n÷3
5026280.75
n÷5
4021024.6
n2
404215970845129
n3
8.1268118124057E+21
n4
1.6339055108627E+29
n5
3.2849871266272E+36
2 √n
4483.8736601292
3 √n
271.91651038351
4 √n
66.961732804111
5 √n
28.884266734754
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
-20105122
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 20105123 can be divided by 8 positive divisors.
The sum of these divisors (counting 20105123) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100101100011110100011
3
Ternary
1101211110001012
4
Quaternary
1030230132203
5
Quinary
20121330443
6
Senary
1554531135
8
Octal
114543643
10
Decimal
20105123
12
Duodecimal
6896aab
16
Hexadecimal
132c7a3
20
Vigesimal
65d2g3
36
Base36
byx7n
md5
80e1f0311f753b716c4e88f25429fcbb
sha1
c2698a586196d341b4fab43cabf35e8b336738d7
sha256
f87e9cc80243ce0b6dec86ca8438288c64c282b9a8332462a317a7eeea8efd87
sha512
18ee7b5c63f5b470cfacf14febd26bbe6b6a258a5e7462bc0c5a3cd6271f74bef4eb2881d5c9d6bf123c0cee44068a36e80ace7b86e0c7dbebb255304f335e34
ripemd-160
257ceace77fc56e5506004f99e7af555efad9998
Diameter
40210246
Circumference
126324213.43264
Area
1.2698819244707E+15
Volume
3.4041509715947E+22
Surface area
5.0795276978829E+15
Circumference
126324213.43264
Perimeter
80420492
Area
404215970845129
Diagonal
28432937.619779
Surface area
2425295825070774
Volume
8.1268118124057E+21
Space diagonal
34823094.528422
Perimeter
60315369
Area
1.7503064968364E+14
Altitude
17411547.264211
Surface area
1.7503064968364E+14
Volume
9.5775395699651E+20
Height
9477645.8732598