55661881 is an odd 8-digits composite number following 55661880
and preceding 55661882 . In scientific notation, it is written as 5.5661881 × 10^7.
The sum of its digits is 40. It has a total of 2 prime factors and 4 positive divisors.
There are 50601700 positive integers (up to 55661881) that are relatively prime to 55661881.
55661881 has 4 divisors, whose sum is 60722064
The reverse of 55661881 is 18816655
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 40
Digital Root 4
Name
fifty-five million six hundred sixty-one thousand eight hundred eighty-one
Scientific notation
5.5661881 × 10^7
Engineering notation
5.5661881 × 10^6
Prime Factorization
11 × 5060171
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
55661881
Product of the distinct prime numbers
The prime factorization of 55661881 is 11 × 5060171.
Since it has a total of 2 prime factors.
10 , 8 , 5 , 71 , 878 , 586 , 4684 , 5935 , 90624 , 35429 , 28767 , 779771 , 438255 , 1281723 , 97825791 , 87186719 , 635015380 , 288611956 , 3309769993 , 3427562099
n×2
111323762
n×3
166985643
n×4
222647524
n×5
278309405
n÷2
27830940.5
n÷3
18553960.333333
n÷3
13915470.25
n÷5
11132376.2
n2
3098244996458161
n3
1.724541443017E+23
n4
9.599122058078E+30
n5
5.3430518970121E+38
2 √n
7460.6890432453
3 √n
381.81468355724
4 √n
86.375280278823
5 √n
35.408829912443
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
-55661880
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 55661881 can be divided by 4 positive divisors.
The sum of these divisors (counting 55661881) is 1, the average is 0.25.
Base
System
Value
2
Binary
11010100010101010100111001
3
Ternary
10212201220202011
4
Quaternary
3110111110321
5
Quinary
103222140011
6
Senary
5305005521
8
Octal
324252471
10
Decimal
55661881
12
Duodecimal
167838a1
16
Hexadecimal
3515539
20
Vigesimal
h7hee1
36
Base36
x50zd
md5
59e15fa85bf29e057f3f23978c38ac84
sha1
83fa0af15074df24f935a6ecc174723687545d50
sha256
07bd14d5f6b59a8e1dac3ddc4157df4308d92f3bb1e6b989d7f3eef32d3cc1c4
sha512
a85cf00720a35c1d2200a674cd001856242a528e368e371c7045f19996b5878f6291ead9f0548fdf3ea6891cd4ca445b8f0cc1e3fdb1be5b96132c174231af2d
ripemd-160
496516ec06c8c5bb0b29addfd6412a30f4f2ab54
Diameter
111323762
Circumference
349733912.86918
Area
9.7334237198943E+15
Volume
7.2237423042578E+23
Surface area
3.8933694879577E+16
Circumference
349733912.86918
Perimeter
222647524
Area
3098244996458161
Diagonal
78717787.017397
Surface area
18589469978748966
Volume
1.724541443017E+23
Space diagonal
96409205.936853
Perimeter
166985643
Area
1.3415794370404E+15
Altitude
48204602.968426
Surface area
1.3415794370404E+15
Volume
2.0323915813243E+22
Height
26239262.339132