55438 is an even 5-digits composite number following 55437
and preceding 55439 . In scientific notation, it is written as 5.5438 × 10^4.
The sum of its digits is 25. It has a total of 3 prime factors and 8 positive divisors.
There are 27144 positive integers (up to 55438) that are relatively prime to 55438.
55438 has 8 divisors, whose sum is 84888
The reverse of 55438 is 83455
Previous prime number is 53
Is Prime? no
Number parity even
Number length 5
Sum of Digits 25
Digital Root 7
Name
fifty-five thousand four hundred thirty-eight
Scientific notation
5.5438 × 10^4
Engineering notation
5.5438 × 10^3
Prime Factorization
2 × 53 × 523
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
55438
Product of the distinct prime numbers
The prime factorization of 55438 is 2 × 53 × 523.
Since it has a total of 3 prime factors.
10 , 8 , 48 , 25 , 787 , 225 , 227 , 2898 , 78504 , 71536 , 646397 , 915589 , 5663639 , 4085363 , 10911958 , 83644776 , 340884942 , 750939607 , 2926415509 , 8715632954
n×2
110876
n×3
166314
n×4
221752
n×5
277190
n÷2
27719
n÷3
18479.333333333
n÷3
13859.5
n÷5
11087.6
n2
3073371844
n3
170381588287672
n4
9.445614491492E+18
n5
5.2364597617933E+23
2 √n
235.45275534595
3 √n
38.130208909359
4 √n
15.344469862004
5 √n
8.8871295456684
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
-55437
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 55438 can be divided by 8 positive divisors.
The sum of these divisors (counting 55438) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101100010001110
3
Ternary
2211001021
4
Quaternary
31202032
5
Quinary
3233223
6
Senary
1104354
8
Octal
154216
10
Decimal
55438
12
Duodecimal
280ba
16
Hexadecimal
d88e
20
Vigesimal
6ibi
36
Base36
16ry
md5
127dd14e8535570664af54cccb4d55c8
sha1
80b2da54a04df725e0fe4043310dba6179363850
sha256
cf74559356e5993b25f85320108ce7c8cf95ff7e0d94fffde5b75ec6dc7be523
sha512
8bb53056c715fd764daa2b6838d835402865972f2e7cf514d7cea52778fa23c0d3ff0bb4db80cc559cff75ada253876f453ef91f530531c1e8a4d5c4aba65dd6
ripemd-160
aca751a06ec2db6f80a481b2d6b20374e1430228
Diameter
110876
Circumference
348327.22705942
Area
9655282406.8601
Volume
7.1369272809535E+14
Surface area
38621129627.44
Circumference
348327.22705942
Perimeter
221752
Area
3073371844
Diagonal
78401.17147084
Surface area
18440231064
Volume
170381588287672
Space diagonal
96021.432670003
Perimeter
166314
Area
1330809046.0899
Altitude
48010.716335002
Surface area
1330809046.0899
Volume
20079662744591
Height
26133.723823613