55131805 is an odd 8-digits composite number following 55131804
and preceding 55131806 . In scientific notation, it is written as 5.5131805 × 10^7.
The sum of its digits is 28. It has a total of 3 prime factors and 8 positive divisors.
There are 41203008 positive integers (up to 55131805) that are relatively prime to 55131805.
55131805 has 8 divisors, whose sum is 57801600
The reverse of 55131805 is 50813155
Previous prime number is 23
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
fifty-five million one hundred thirty-one thousand eight hundred five
Scientific notation
5.5131805 × 10^7
Engineering notation
5.5131805 × 10^6
Prime Factorization
215 × 23 × 11149
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
55131805
Product of the distinct prime numbers
The prime factorization of 55131805 is 215 × 23 × 11149.
Since it has a total of 3 prime factors.
8 , 4 , 83 , 48 , 849 , 421 , 2030 , 8016 , 85948 , 83187 , 220081 , 328484 , 79432 , 8854509 , 51255363 , 63898249 , 172380716 , 68619710 , 3238621164 , 3899692276
n×2
110263610
n×3
165395415
n×4
220527220
n×5
275659025
n÷2
27565902.5
n÷3
18377268.333333
n÷3
13782951.25
n÷5
11026361
n2
3039515922558025
n3
1.6757399913686E+23
n4
9.2386570434838E+30
n5
5.0934383858322E+38
2 √n
7425.0794608543
3 √n
380.59879048535
4 √n
86.168900775479
5 √n
35.341130872413
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-55131804
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 55131805 can be divided by 8 positive divisors.
The sum of these divisors (counting 55131805) is 1, the average is 0.125.
Base
System
Value
2
Binary
11010010010011111010011101
3
Ternary
10211201222121201
4
Quaternary
3102103322131
5
Quinary
103103204210
6
Senary
5245355501
8
Octal
322237235
10
Decimal
55131805
12
Duodecimal
16568b91
16
Hexadecimal
3493e9d
20
Vigesimal
h4b9a5
36
Base36
wtnz1
md5
38e49b32522486181f156f9d1a5ac291
sha1
f3b4984aa6d0f413d142484a6869c2ee04fecfaa
sha256
bb34ffc6553e8d15e14227fe316ec2ee609591d02e4cb9a93304c98ab808d7b2
sha512
f5312a151bfff202ba90900b85ff183d6306ecaf85f7741179439ba68601aaec4257ff00cf7902a446d111a6d483b783a978237f8e98f3c1146060c476c5e22d
ripemd-160
db54d07c100d69dc779af2db4d9e60b449f516be
Diameter
110263610
Circumference
346403347.13429
Area
9.5489208927775E+15
Volume
7.0193232616138E+23
Surface area
3.819568357111E+16
Circumference
346403347.13429
Perimeter
220527220
Area
3039515922558025
Diagonal
77968146.349109
Surface area
18237095535348150
Volume
1.6757399913686E+23
Space diagonal
95491087.37298
Perimeter
165395415
Area
1.3161490020713E+15
Altitude
47745543.68649
Surface area
1.3161490020713E+15
Volume
1.9748785190038E+22
Height
25989382.11637