55420905 is an odd 8-digits composite number following 55420904
and preceding 55420906 . In scientific notation, it is written as 5.5420905 × 10^7.
The sum of its digits is 30. It has a total of 2 prime factors and 4 positive divisors.
There are 29557808 positive integers (up to 55420905) that are relatively prime to 55420905.
55420905 has 4 divisors, whose sum is 59115648
The reverse of 55420905 is 50902455
Previous prime number is 15
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
fifty-five million four hundred twenty thousand nine hundred five
Scientific notation
5.5420905 × 10^7
Engineering notation
5.5420905 × 10^6
Prime Factorization
15 × 3694727
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
55420905
Product of the distinct prime numbers
The prime factorization of 55420905 is 15 × 3694727.
Since it has a total of 2 prime factors.
9 , 6 , 29 , 27 , 676 , 417 , 4686 , 1123 , 2169 , 45927 , 836550 , 852385 , 2252851 , 22896 , 37307933 , 37430439 , 354413924 , 282760847 , 4724128543 , 2126280444
n×2
110841810
n×3
166262715
n×4
221683620
n×5
277104525
n÷2
27710452.5
n÷3
18473635
n÷3
13855226.25
n÷5
11084181
n2
3071476711019025
n3
1.702240190111E+23
n4
9.4339691863322E+30
n5
5.2283911004865E+38
2 √n
7444.5218113724
3 √n
381.26289197649
4 √n
86.281642377579
5 √n
35.378117716981
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
-55420904
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 55420905 can be divided by 4 positive divisors.
The sum of these divisors (counting 55420905) is 1, the average is 0.25.
Base
System
Value
2
Binary
11010011011010011111101001
3
Ternary
10212021200012010
4
Quaternary
3103122133221
5
Quinary
103141432110
6
Senary
5255510133
8
Octal
323323751
10
Decimal
55420905
12
Duodecimal
16688349
16
Hexadecimal
34da7e9
20
Vigesimal
h67c55
36
Base36
wzv1l
md5
404840bc1ce22b5bf8840df786a1d192
sha1
a468fe5f9581a9277f72a95452ea5da86b9d7899
sha256
6041c45c150fb739fd2e70b2d1ad38ce791023ec91ccc3246fe12a3d62d8a9b3
sha512
5aa9060736ce5a19b1d7978004101fdb54f9b5dea6cbb55730cd1d3c4ad1735a2682d05ca8e0342554179040e4219699a7985ae10d5b1a957b01f10e8b151c9c
ripemd-160
9c793a9b407a3e58d2b4996aa9cb586583a19b40
Diameter
110841810
Circumference
348219816.0066
Area
9.6493286710095E+15
Volume
7.1303270345306E+23
Surface area
3.8597314684038E+16
Circumference
348219816.0066
Perimeter
221683620
Area
3071476711019025
Diagonal
78376995.489991
Surface area
18428860266114150
Volume
1.702240190111E+23
Space diagonal
95991823.261448
Perimeter
166262715
Area
1.3299884294374E+15
Altitude
47995911.630724
Surface area
1.3299884294374E+15
Volume
2.0061093027263E+22
Height
26125665.16333