55721806 is an even 8-digits composite number following 55721805
and preceding 55721807 . In scientific notation, it is written as 5.5721806 × 10^7.
The sum of its digits is 34. It has a total of 4 prime factors and 16 positive divisors.
There are 23850360 positive integers (up to 55721806) that are relatively prime to 55721806.
55721806 has 16 divisors, whose sum is 95644800
The reverse of 55721806 is 60812755
Previous prime number is 971
Is Prime? no
Number parity even
Number length 8
Sum of Digits 34
Digital Root 7
Name
fifty-five million seven hundred twenty-one thousand eight hundred six
Scientific notation
5.5721806 × 10^7
Engineering notation
5.5721806 × 10^6
Prime Factorization
2 × 7 × 971 × 4099
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
55721806
Product of the distinct prime numbers
The prime factorization of 55721806 is 2 × 7 × 971 × 4099.
Since it has a total of 4 prime factors.
10 , 2 , 87 , 100 , 714 , 146 , 7976 , 4059 , 6309 , 9896 , 881406 , 259045 , 6071 , 4786637 , 8732494 , 87659666 , 59536421 , 500591447 , 4276582739 , 9319061123
n×2
111443612
n×3
167165418
n×4
222887224
n×5
278609030
n÷2
27860903
n÷3
18573935.333333
n÷3
13930451.5
n÷5
11144361.2
n2
3104919663901636
n3
1.7301173115751E+23
n4
9.640526119283E+30
n5
5.3718752615662E+38
2 √n
7464.7040128862
3 √n
381.95165364959
4 √n
86.398518580391
5 √n
35.416450786654
1 , 2 , 7 , 14 , 971 , 1942 , 4099 , 6797 , 8198 , 13594 , 28693 , 57386 , 3980129 , 7960258 , 27860903 , 55721806
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
-55721805
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 55721806 can be divided by 16 positive divisors.
The sum of these divisors (counting 55721806) is 1, the average is 0.0625.
Base
System
Value
2
Binary
11010100100011111101001110
3
Ternary
10212211221221121
4
Quaternary
3110203331032
5
Quinary
103231044211
6
Senary
5310151154
8
Octal
324437516
10
Decimal
55721806
12
Duodecimal
167b24ba
16
Hexadecimal
3523f4e
20
Vigesimal
h854a6
36
Base36
x6b7y
md5
86df7152f1beba81eb9907e32b23e667
sha1
a6e052f4cfbf6bb89bb350db1d3e3a98bf784112
sha256
2409928aa170098957a26365490acd736bb1bc3103dddb6b8af06f5ad39cf9fe
sha512
42835e92f98d5f92197486b2616e49cbedd495c66c6c658260f8269aed61a868568decf56535bd8356927da2038cf16f3025f940b18f51f632bdd340c232fa0e
ripemd-160
3eb2b6dc70d93a42eb4c1f62b7caaed01e58337b
Diameter
111443612
Circumference
350110432.74871
Area
9.7543928060999E+15
Volume
7.2470984478572E+23
Surface area
3.9017571224399E+16
Circumference
350110432.74871
Perimeter
222887224
Area
3104919663901636
Diagonal
78802533.765123
Surface area
18629517983409816
Volume
1.7301173115751E+23
Space diagonal
96512999.081496
Perimeter
167165418
Area
1.3444696528243E+15
Altitude
48256499.540748
Surface area
1.3444696528243E+15
Volume
2.0389628054383E+22
Height
26267511.255041