55320981 is an odd 8-digits composite number following 55320980
and preceding 55320982 . In scientific notation, it is written as 5.5320981 × 10^7.
The sum of its digits is 33. It has a total of 2 prime factors and 4 positive divisors.
There are 36880652 positive integers (up to 55320981) that are relatively prime to 55320981.
55320981 has 4 divisors, whose sum is 73761312
The reverse of 55320981 is 18902355
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 33
Digital Root 6
Name
fifty-five million three hundred twenty thousand nine hundred eighty-one
Scientific notation
5.5320981 × 10^7
Engineering notation
5.5320981 × 10^6
Prime Factorization
3 × 18440327
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
55320981
Product of the distinct prime numbers
The prime factorization of 55320981 is 3 × 18440327.
Since it has a total of 2 prime factors.
3 , 6 , 76 , 49 , 902 , 985 , 6125 , 6316 , 43087 , 13996 , 305915 , 745936 , 3802051 , 177572 , 29571097 , 83782988 , 634129127 , 354698375 , 4357926475 , 9255313570
n×2
110641962
n×3
165962943
n×4
221283924
n×5
276604905
n÷2
27660490.5
n÷3
18440327
n÷3
13830245.25
n÷5
11064196.2
n2
3060410938802361
n3
1.6930493539768E+23
n4
9.3661151143411E+30
n5
5.1814267628428E+38
2 √n
7437.8075398601
3 √n
381.03361487915
4 √n
86.242724561902
5 √n
35.365351143322
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
-55320980
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 55320981 can be divided by 4 positive divisors.
The sum of these divisors (counting 55320981) is 1, the average is 0.25.
Base
System
Value
2
Binary
11010011000010000110010101
3
Ternary
10212002121010020
4
Quaternary
3103002012111
5
Quinary
103130232411
6
Senary
5253415353
8
Octal
323020625
10
Decimal
55320981
12
Duodecimal
1663a559
16
Hexadecimal
34c2195
20
Vigesimal
h5f291
36
Base36
wxpxx
md5
effe51a9fb5b9bd124d3965fe4c6631a
sha1
af16b261c3b91559bf09c9a992d929c9726280f3
sha256
74337a59a519cd65d56c335bae91c4973fbd6660b8c9ad0183486f9f4a3b192d
sha512
d391e5a6cbf627f77789427ebbeae794d80551fe7540343f30095417290407ccca0ac87f1c345c3499ea56460f87d1aa7471f7b2176bc4b4dff565580e6cabfd
ripemd-160
efe5a1b7c327a4d430d795273122ce21a0d2305e
Diameter
110641962
Circumference
347591974.99796
Area
9.6145645223073E+15
Volume
7.0918285501578E+23
Surface area
3.8458258089229E+16
Circumference
347591974.99796
Perimeter
221283924
Area
3060410938802361
Diagonal
78235681.613984
Surface area
18362465632814166
Volume
1.6930493539768E+23
Space diagonal
95818749.816553
Perimeter
165962943
Area
1.3251968095113E+15
Altitude
47909374.908276
Surface area
1.3251968095113E+15
Volume
1.9952777984675E+22
Height
26078560.537995