55756821 is an odd 8-digits composite number following 55756820
and preceding 55756822 . In scientific notation, it is written as 5.5756821 × 10^7.
The sum of its digits is 39. It has a total of 4 prime factors and 16 positive divisors.
There are 33777408 positive integers (up to 55756821) that are relatively prime to 55756821.
55756821 has 16 divisors, whose sum is 81432000
The reverse of 55756821 is 12865755
Previous prime number is 29
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 39
Digital Root 3
Name
fifty-five million seven hundred fifty-six thousand eight hundred twenty-one
Scientific notation
5.5756821 × 10^7
Engineering notation
5.5756821 × 10^6
Prime Factorization
3 × 17 × 29 × 37699
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
55756821
Product of the distinct prime numbers
The prime factorization of 55756821 is 3 × 17 × 29 × 37699.
Since it has a total of 4 prime factors.
5 , 3 , 49 , 88 , 744 , 384 , 198 , 9140 , 87605 , 15535 , 908933 , 780533 , 1312768 , 7694515 , 35937205 , 98639249 , 303418097 , 241568917 , 7401610590 , 8797401786
n×2
111513642
n×3
167270463
n×4
223027284
n×5
278784105
n÷2
27878410.5
n÷3
18585607
n÷3
13939205.25
n÷5
11151364.2
n2
3108823088026041
n3
1.7333809243974E+23
n4
9.6647809926438E+30
n5
5.3887746381104E+38
2 √n
7467.0490155081
3 √n
382.03164170526
4 √n
86.412088364465
5 √n
35.420900733713
1 , 3 , 17 , 29 , 51 , 87 , 493 , 1479 , 37699 , 113097 , 640883 , 1093271 , 1922649 , 3279813 , 18585607 , 55756821
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-55756820
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 55756821 can be divided by 16 positive divisors.
The sum of these divisors (counting 55756821) is 1, the average is 0.0625.
Base
System
Value
2
Binary
11010100101100100000010101
3
Ternary
10212220201222110
4
Quaternary
3110230200111
5
Quinary
103233204241
6
Senary
5311021233
8
Octal
324544025
10
Decimal
55756821
12
Duodecimal
1680a819
16
Hexadecimal
352c815
20
Vigesimal
h89c11
36
Base36
x728l
md5
5fad0b7d38072d5b58a0b0d315d23972
sha1
c694f1807d9151e1c0a0449253c022d94fc39413
sha256
0f17815eff7eaca341f4be5cef8a6f92cfe4c0aa9ebbba7bb4842f27aa001c7b
sha512
bb1629d564d78592fc16a2ceaa421e6b7298d8ba8f70b81303e1468830140f68520ef816997dc958961cc101a3184ece52d2f642e7b01594ec5d9c17ffd57620
ripemd-160
555879f272cfc012d73941db5b6bcc5992a47709
Diameter
111513642
Circumference
350330438.48224
Area
9.7666557746529E+15
Volume
7.2607690372792E+23
Surface area
3.9066623098612E+16
Circumference
350330438.48224
Perimeter
223027284
Area
3108823088026041
Diagonal
78852052.453009
Surface area
18652938528156246
Volume
1.7333809243974E+23
Space diagonal
96573646.840523
Perimeter
167270463
Area
1.3461598850511E+15
Altitude
48286823.420262
Surface area
1.3461598850511E+15
Volume
2.0428090100346E+22
Height
26284017.484336