21782382 is an even 8-digits composite number following 21782381
and preceding 21782383 . In scientific notation, it is written as 2.1782382 × 10^7.
The sum of its digits is 33. It has a total of 3 prime factors and 8 positive divisors.
There are 7260792 positive integers (up to 21782382) that are relatively prime to 21782382.
21782382 has 8 divisors, whose sum is 43564776
The reverse of 21782382 is 28328712
Previous prime number is 3
Is Prime? no
Number parity even
Number length 8
Sum of Digits 33
Digital Root 6
Name
twenty-one million seven hundred eighty-two thousand three hundred eighty-two
Scientific notation
2.1782382 × 10^7
Engineering notation
2.1782382 × 10^6
Prime Factorization
2 × 3 × 3630397
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21782382
Product of the distinct prime numbers
The prime factorization of 21782382 is 2 × 3 × 3630397.
Since it has a total of 3 prime factors.
7 , 9 , 12 , 64 , 409 , 170 , 2085 , 8843 , 57376 , 43898 , 719692 , 62870 , 4144740 , 9033093 , 16275574 , 22385129 , 300828239 , 253340761 , 6455567290 , 4928135260
n×2
43564764
n×3
65347146
n×4
87129528
n×5
108911910
n÷2
10891191
n÷3
7260794
n÷3
5445595.5
n÷5
4356476.4
n2
474472165593924
n3
1.0335133959334E+22
n4
2.2512383592339E+29
n5
4.9037333913886E+36
2 √n
4667.1599501196
3 √n
279.27696959476
4 √n
68.316615476175
5 √n
29.350876430557
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
-21782381
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 21782382 can be divided by 8 positive divisors.
The sum of these divisors (counting 21782382) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010011000101111101101110
3
Ternary
1111222122210220
4
Quaternary
1103011331232
5
Quinary
21034014012
6
Senary
2054512210
8
Octal
123057556
10
Decimal
21782382
12
Duodecimal
7365666
16
Hexadecimal
14c5f6e
20
Vigesimal
6g2fj2
36
Base36
cyve6
md5
055a44b72b983a9bae382eb0420cfd34
sha1
ec50805f9096282a075e7938c36038ffd7243b5c
sha256
4851041caf40ea5ea41e5b94c286e151bbc149331f085f70683792d83086c58c
sha512
bb95e95da5a7e3c1598bac81b7038304cafab57c4df3d449917faa56ae31d61a8be9079c420aec9b7ae44ac270f1a322337a7c6758a1e635f9ada8baf8745527
ripemd-160
2e329a95c7e8b179fa3b2540499bedf015925888
Diameter
43564764
Circumference
136862742.53777
Area
1.4905982697627E+15
Volume
4.3291707894014E+22
Surface area
5.9623930790508E+15
Circumference
136862742.53777
Perimeter
87129528
Area
474472165593924
Diagonal
30804940.045192
Surface area
2846832993563544
Volume
1.0335133959334E+22
Space diagonal
37728192.333874
Perimeter
65347146
Area
2.0545247439648E+14
Altitude
18864096.166937
Surface area
2.0545247439648E+14
Volume
1.2180072178528E+21
Height
10268313.348397