21782313 is an odd 8-digits composite number following 21782312
and preceding 21782314 . In scientific notation, it is written as 2.1782313 × 10^7.
The sum of its digits is 27. It has a total of 2 prime factors and 4 positive divisors.
There are 12446784 positive integers (up to 21782313) that are relatively prime to 21782313.
21782313 has 4 divisors, whose sum is 21832148
The reverse of 21782313 is 31328712
Previous prime number is 441
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 27
Digital Root 9
Name
twenty-one million seven hundred eighty-two thousand three hundred thirteen
Scientific notation
2.1782313 × 10^7
Engineering notation
2.1782313 × 10^6
Prime Factorization
441 × 49393
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21782313
Product of the distinct prime numbers
The prime factorization of 21782313 is 441 × 49393.
Since it has a total of 2 prime factors.
8 , 3 , 2 , 46 , 973 , 540 , 9096 , 378 , 42858 , 49370 , 517797 , 230227 , 7282265 , 3460866 , 59760204 , 16027142 , 341146676 , 449696012 , 7364342624 , 3223520632
n×2
43564626
n×3
65346939
n×4
87129252
n×5
108911565
n÷2
10891156.5
n÷3
7260771
n÷3
5445578.25
n÷5
4356462.6
n2
474469159629969
n3
1.0335035743907E+22
n4
2.2512098343997E+29
n5
4.9036557241572E+36
2 √n
4667.1525580379
3 √n
279.27667470612
4 √n
68.316561374515
5 √n
29.350857835593
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21782312
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21782313 can be divided by 4 positive divisors.
The sum of these divisors (counting 21782313) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010011000101111100101001
3
Ternary
1111222122201100
4
Quaternary
1103011330221
5
Quinary
21034013223
6
Senary
2054512013
8
Octal
123057451
10
Decimal
21782313
12
Duodecimal
7365609
16
Hexadecimal
14c5f29
20
Vigesimal
6g2ffd
36
Base36
cyvc9
md5
2046490b45673eda0ea0ed723e06c209
sha1
4e3c5894c9576bcc54f8ed5f58f463c429263f46
sha256
7011b6360d42011bae931620cca231e03df04a5216411b76b1f08c5dd5700240
sha512
ae3af7dbb9cd0044f70a5a2eea44b3361d7d45e993efd632d1f907ecbaba2675659a78921c2c23176b9725764831a659cf2d4e3a15937df8f8a12dc4e91e3b45
ripemd-160
528895b79b703ae10c997415fd9a615660d23a51
Diameter
43564626
Circumference
136862308.99799
Area
1.4905888262484E+15
Volume
4.3291296490195E+22
Surface area
5.9623553049937E+15
Circumference
136862308.99799
Perimeter
87129252
Area
474469159629969
Diagonal
30804842.464456
Surface area
2846814957779814
Volume
1.0335035743907E+22
Space diagonal
37728072.822368
Perimeter
65346939
Area
2.054511727759E+14
Altitude
18864036.411184
Surface area
2.054511727759E+14
Volume
1.2179956430537E+21
Height
10268280.821485