20372812 is an even 8-digits composite number following 20372811
and preceding 20372813 . In scientific notation, it is written as 2.0372812 × 10^7.
The sum of its digits is 25. It has a total of 5 prime factors and 18 positive divisors.
There are 10056288 positive integers (up to 20372812) that are relatively prime to 20372812.
20372812 has 18 divisors, whose sum is 36113588
The reverse of 20372812 is 21827302
Previous prime number is 89
Is Prime? no
Number parity even
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty million three hundred seventy-two thousand eight hundred twelve
Scientific notation
2.0372812 × 10^7
Engineering notation
2.0372812 × 10^6
Prime Factorization
2 × 2 × 89 × 89 × 643
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
114454
Product of the distinct prime numbers
The prime factorization of 20372812 is 2 × 2 × 89 × 89 × 643.
Since it has a total of 5 prime factors.
5 , 4 , 21 , 14 , 116 , 283 , 6395 , 3863 , 57149 , 18852 , 496576 , 780270 , 6233106 , 213711 , 66834859 , 31176092 , 846117033 , 881268474 , 6588405629 , 7044178715
n×2
40745624
n×3
61118436
n×4
81491248
n×5
101864060
n÷2
10186406
n÷3
6790937.3333333
n÷3
5093203
n÷5
4074562.4
n2
415051468787344
n3
8.4557655439284E+21
n4
1.7226772174253E+29
n5
3.5095779087289E+36
2 √n
4513.6251505857
3 √n
273.11800146841
4 √n
67.183518444524
5 √n
28.960776064459
1 , 2 , 4 , 89 , 178 , 356 , 643 , 1286 , 2572 , 7921 , 15842 , 31684 , 57227 , 114454 , 228908 , 5093203 , 10186406 , 20372812
18 divisors
τ
Total Divisors
18
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20372811
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.055555555555556
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
18
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20372812 can be divided by 18 positive divisors.
The sum of these divisors (counting 20372812) is 1, the average is 0.055555555555556.
Base
System
Value
2
Binary
1001101101101110101001100
3
Ternary
1102100001020121
4
Quaternary
1031231311030
5
Quinary
20203412222
6
Senary
2004354324
8
Octal
115556514
10
Decimal
20372812
12
Duodecimal
69a59a4
16
Hexadecimal
136dd4c
20
Vigesimal
676c0c
36
Base36
c4nrg
md5
b5f6bbfa77ff8781358a5c88da75f96d
sha1
00b193f58bc5a473f1e233e209690ba2ce8709c9
sha256
3cd2e84d29367fd74ab4e942902d52e387485881c96d4b599c16e8c5aee30fa1
sha512
1f0b47381ddfed79937efc364a55bc4067c64bcc2413c3df861a05e03c7925523f92a80afce3d0fb2616797d2bcd44062ced413a99b98b9b6b712a477f3dcd89
ripemd-160
9fd9780b3868c1d309383d782d08297bc38f21e3
Diameter
40745624
Circumference
128006153.02433
Area
1.303922645204E+15
Volume
3.5419427884378E+22
Surface area
5.2156905808159E+15
Circumference
128006153.02433
Perimeter
81491248
Area
415051468787344
Diagonal
28811507.034077
Surface area
2490308812724064
Volume
8.4557655439284E+21
Space diagonal
35286745.477049
Perimeter
61118436
Area
1.7972255792394E+14
Altitude
17643372.738524
Surface area
1.7972255792394E+14
Volume
9.9652152603922E+20
Height
9603835.6780258