55405621 is an odd 8-digits composite number following 55405620
and preceding 55405622 . In scientific notation, it is written as 5.5405621 × 10^7.
The sum of its digits is 28. It has a total of 2 prime factors and 4 positive divisors.
There are 54226732 positive integers (up to 55405621) that are relatively prime to 55405621.
55405621 has 4 divisors, whose sum is 56584512
The reverse of 55405621 is 12650455
Previous prime number is 47
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
fifty-five million four hundred five thousand six hundred twenty-one
Scientific notation
5.5405621 × 10^7
Engineering notation
5.5405621 × 10^6
Prime Factorization
47 × 1178843
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
55405621
Product of the distinct prime numbers
The prime factorization of 55405621 is 47 × 1178843.
Since it has a total of 2 prime factors.
5 , 7 , 66 , 17 , 673 , 133 , 8997 , 721 , 61700 , 93627 , 949769 , 70542 , 8723125 , 3421340 , 4013261 , 58519097 , 690031069 , 214386180 , 4335485842 , 5375065843
n×2
110811242
n×3
166216863
n×4
221622484
n×5
277028105
n÷2
27702810.5
n÷3
18468540.333333
n÷3
13851405.25
n÷5
11081124.2
n2
3069782838395641
n3
1.7008322449645E+23
n4
9.4235666749084E+30
n5
5.221185636582E+38
2 √n
7443.4952139435
3 √n
381.22784047501
4 √n
86.275693065565
5 √n
35.376166183318
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
-55405620
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 55405621 can be divided by 4 positive divisors.
The sum of these divisors (counting 55405621) is 1, the average is 0.25.
Base
System
Value
2
Binary
11010011010110110000110101
3
Ternary
10212020220020001
4
Quaternary
3103112300311
5
Quinary
103140434441
6
Senary
5255311301
8
Octal
323266065
10
Decimal
55405621
12
Duodecimal
1667b531
16
Hexadecimal
34d6c35
20
Vigesimal
h65e11
36
Base36
wzj91
md5
d543499c58ddf5b2cab97aba0358edfc
sha1
005d83ee8203d1ab80853183f695e73c7a81e19b
sha256
d151ff7f0c7f6c3bccb31dcbd2788d1f4c000662dd1531774d410a51a28cb03d
sha512
c1678e2c2c19d28e067b13c734fa2888d7283fd01d422b52389dc3317217dcc0e5940ccc31f0c2766900be9b22a7957fb67ea38524a60d722e966bbd9b29dba3
ripemd-160
b000d6ca3d1055916e195ab990f6f9f0d57f5750
Diameter
110811242
Circumference
348123783.80236
Area
9.6440072132198E+15
Volume
7.1244294476923E+23
Surface area
3.8576028852879E+16
Circumference
348123783.80236
Perimeter
221622484
Area
3069782838395641
Diagonal
78355380.649904
Surface area
18418697030373846
Volume
1.7008322449645E+23
Space diagonal
95965350.596905
Perimeter
166216863
Area
1.3292549610761E+15
Altitude
47982675.298453
Surface area
1.3292549610761E+15
Volume
2.0044500234586E+22
Height
26118460.216635