21782006 is an even 8-digits composite number following 21782005
and preceding 21782007 . In scientific notation, it is written as 2.1782006 × 10^7.
The sum of its digits is 26. It has a total of 3 prime factors and 8 positive divisors.
There are 10850248 positive integers (up to 21782006) that are relatively prime to 21782006.
21782006 has 8 divisors, whose sum is 32795280
The reverse of 21782006 is 60028712
Previous prime number is 269
Is Prime? no
Number parity even
Number length 8
Sum of Digits 26
Digital Root 8
Name
twenty-one million seven hundred eighty-two thousand six
Scientific notation
2.1782006 × 10^7
Engineering notation
2.1782006 × 10^6
Prime Factorization
2 × 269 × 40487
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21782006
Product of the distinct prime numbers
The prime factorization of 21782006 is 2 × 269 × 40487.
Since it has a total of 3 prime factors.
9 , 8 , 58 , 63 , 112 , 620 , 8203 , 9158 , 44238 , 19860 , 605080 , 5043 , 9872730 , 1922125 , 74821159 , 49945059 , 158450454 , 163095089 , 34000210 , 7382573602
n×2
43564012
n×3
65346018
n×4
87128024
n×5
108910030
n÷2
10891003
n÷3
7260668.6666667
n÷3
5445501.5
n÷5
4356401.2
n2
474455785384036
n3
1.033459876397E+22
n4
2.2510829228438E+29
n5
4.9033101731882E+36
2 √n
4667.1196684893
3 √n
279.27536265779
4 √n
68.316320659776
5 √n
29.350775100907
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
-21782005
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 21782006 can be divided by 8 positive divisors.
The sum of these divisors (counting 21782006) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010011000101110111110110
3
Ternary
1111222122021222
4
Quaternary
1103011313312
5
Quinary
21034011011
6
Senary
2054510342
8
Octal
123056766
10
Decimal
21782006
12
Duodecimal
73653b2
16
Hexadecimal
14c5df6
20
Vigesimal
6g2f06
36
Base36
cyv3q
md5
b26dc60c91dcb281f8104c3f2bf43aca
sha1
636d68ef97216c18e1bf323e9281e766db49d472
sha256
5622c75b2e82062303994854efafdc4772353ffa52d16000102c3bd6e455a56f
sha512
c212d052ff02c627b4ef534790c24dfdf5db54c67be739e6932524739f9525a34147642d94ac680f566fd57d56c2bdf25759a1a1d1f69c3850013cacefde44a4
ripemd-160
e1db81703f30162fe532b80418b255cac852e894
Diameter
43564012
Circumference
136860380.0601
Area
1.4905468098157E+15
Volume
4.3289466072914E+22
Surface area
5.9621872392627E+15
Circumference
136860380.0601
Perimeter
87128024
Area
474455785384036
Diagonal
30804408.300892
Surface area
2846734712304216
Volume
1.033459876397E+22
Space diagonal
37727541.08277
Perimeter
65346018
Area
2.0544538155754E+14
Altitude
18863770.541385
Surface area
2.0544538155754E+14
Volume
1.2179441444742E+21
Height
10268136.100297