20123388 is an even 8-digits composite number following 20123387
and preceding 20123389 . In scientific notation, it is written as 2.0123388 × 10^7.
The sum of its digits is 27. It has a total of 5 prime factors and 24 positive divisors.
There are 6612480 positive integers (up to 20123388) that are relatively prime to 20123388.
20123388 has 24 divisors, whose sum is 39684960
The reverse of 20123388 is 88332102
Previous prime number is 71
Is Prime? no Number parity even Number length 8 Sum of Digits 27 Digital Root 9
Name
twenty million one hundred twenty-three thousand three hundred eighty-eight
Scientific notation
2.0123388 × 10^7
Engineering notation
2.0123388 × 10^6
Prime Factorization
2 × 2 × 9 × 71 × 7873
Composite number
ω Distinct Factors
4 Total number of distinct prime factors
Ω Total Factors
5 Total number of prime factors
rad Radical
10061694 Product of the distinct prime numbers
The prime factorization of 20123388 is 2 × 2 × 9 × 71 × 7873.
Since it has a total of 5 prime factors.
10 , 6 , 88 , 12 , 861 , 677 , 2978 , 2416 , 44360 , 7678 , 633580 , 682342 , 1836092 , 1462590 , 93038221 , 61129439 , 506056631 , 414853227 , 7303767761 , 2649407836
n×2
40246776
n×3
60370164
n×4
80493552
n×5
100616940
n÷2
10061694
n÷3
6707796
n÷3
5030847
n÷5
4024677.6
n2
404950744598544
n3
8.1489809544454E+21
n4
1.6398510555092E+29
n5
3.299935905222E+36
2 √n4485.9099411379
3 √n271.9988285705
4 √n66.976935889438
5 √n28.889512955056
1 , 2 , 4 , 9 , 18 , 36 , 71 , 142 , 284 , 639 , 1278 , 2556 , 7873 , 15746 , 31492 , 70857 , 141714 , 283428 , 558983 , 1117966 , 2235932 , 5030847 , 10061694 , 20123388
24 divisors
τ Total Divisors
24 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-20123387 Sum of the proper positive divisors of n
A Arithmetic Mean
0.041666666666667 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
24 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20123388 can be divided by 24 positive divisors.
The sum of these divisors (counting 20123388) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
1001100110000111011111100
3
Ternary
1101212101002200
4
Quaternary
1030300323330
5
Quinary
20122422023
6
Senary
1555151500
8
Octal
114607374
10
Decimal
20123388
12
Duodecimal
68a5590
16
Hexadecimal
1330efc
20
Vigesimal
65f898
36
Base36
bzbb0
md5
e262f47f02e45a44fcb488fbd3346e48
sha1
17e488d95a05c94d9a29c7e910c4773eb57ff29f
sha256
9afbb6fe826d229db1071430fe2c4737cc4de89f806b47b8158f9845a24b1f87
sha512
2c5a48f05967d32eeac3fde616f076c0d45c8b785b11b2cdadbe733faa5a8f3c9d35dfd86a182aa2a3834e7da124d0484ffc20b84d48a859883c76be154a9513
ripemd-160
993f2a8f28d8f673c3270695f368d8a833e15456
Diameter
40246776
Circumference
126438975.81227
Area
1.2721902842965E+15
Volume
3.4134371600972E+22
Surface area
5.088761137186E+15
Circumference
126438975.81227
Perimeter
80493552
Area
404950744598544
Diagonal
28458768.230496
Surface area
2429704467591264
Volume
8.1489809544454E+21
Space diagonal
34854730.436422
Perimeter
60370164
Area
1.7534881605188E+14
Altitude
17427365.218211
Surface area
1.7534881605188E+14
Volume
9.603666154414E+20
Height
9486256.076832