20123450 is an even 8-digits composite number following 20123449
and preceding 20123451 . In scientific notation, it is written as 2.0123450 × 10^7.
The sum of its digits is 17. It has a total of 4 prime factors and 16 positive divisors.
There are 7927920 positive integers (up to 20123450) that are relatively prime to 20123450.
20123450 has 16 divisors, whose sum is 31866432
The reverse of 20123450 is 05432102
Previous prime number is 67
Is Prime? no
Number parity even
Number length 8
Sum of Digits 17
Digital Root 8
Name
twenty million one hundred twenty-three thousand four hundred fifty
Scientific notation
2.0123450 × 10^7
Engineering notation
2.0123450 × 10^6
Prime Factorization
2 × 25 × 67 × 6007
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
20123450
Product of the distinct prime numbers
The prime factorization of 20123450 is 2 × 25 × 67 × 6007.
Since it has a total of 4 prime factors.
2 , 7 , 72 , 61 , 445 , 738 , 1665 , 1214 , 89706 , 11123 , 915370 , 390353 , 6721033 , 4310728 , 8786060 , 56205961 , 938888202 , 39743414 , 7440993356 , 2224821943
n×2
40246900
n×3
60370350
n×4
80493800
n×5
100617250
n÷2
10061725
n÷3
6707816.6666667
n÷3
5030862.5
n÷5
4024690
n2
404953239902500
n3
8.149056275516E+21
n4
1.6398712650753E+29
n5
3.299986740918E+36
2 √n
4485.9168516592
3 √n
271.9991079123
4 √n
66.976987478232
5 √n
28.889530756706
1 , 2 , 25 , 50 , 67 , 134 , 1675 , 3350 , 6007 , 12014 , 150175 , 300350 , 402469 , 804938 , 10061725 , 20123450
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
-20123449
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 20123450 can be divided by 16 positive divisors.
The sum of these divisors (counting 20123450) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001100110000111100111010
3
Ternary
1101212101011222
4
Quaternary
1030300330322
5
Quinary
20122422300
6
Senary
1555152042
8
Octal
114607472
10
Decimal
20123450
12
Duodecimal
68a5622
16
Hexadecimal
1330f3a
20
Vigesimal
65f8ca
36
Base36
bzbcq
md5
91bf62727772a0cb0464e0ab142d3c68
sha1
45a3095b7230136fd298536cc6b81bd2bb541be4
sha256
a54ca68c474c1bd49bc74303f1ea361c8715d8994e3ceaabb8052c9057e76309
sha512
86c7cbb02ec5b91f492e059e3daf311b4649504ef427e258cab3a92121e2a2c355896c16159a4a54c23cbcca796445fcc282feeb30da8b515daf68a6df94d53e
ripemd-160
3e3824971bf19ba2392434bac5e324355821f6d8
Diameter
40246900
Circumference
126439365.36976
Area
1.2721981235251E+15
Volume
3.4134687105134E+22
Surface area
5.0887924941003E+15
Circumference
126439365.36976
Perimeter
80493800
Area
404953239902500
Diagonal
28458855.911737
Surface area
2429719439415000
Volume
8.149056275516E+21
Space diagonal
34854837.823572
Perimeter
60370350
Area
1.7534989655019E+14
Altitude
17427418.911786
Surface area
1.7534989655019E+14
Volume
9.6037549211469E+20
Height
9486285.3039123