55139905 is an odd 8-digits composite number following 55139904
and preceding 55139906 . In scientific notation, it is written as 5.5139905 × 10^7.
The sum of its digits is 37. It has a total of 2 prime factors and 4 positive divisors.
There are 44111920 positive integers (up to 55139905) that are relatively prime to 55139905.
55139905 has 4 divisors, whose sum is 66167892
The reverse of 55139905 is 50993155
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
fifty-five million one hundred thirty-nine thousand nine hundred five
Scientific notation
5.5139905 × 10^7
Engineering notation
5.5139905 × 10^6
Prime Factorization
5 × 11027981
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
55139905
Product of the distinct prime numbers
The prime factorization of 55139905 is 5 × 11027981.
Since it has a total of 2 prime factors.
9 , 5 , 87 , 76 , 113 , 515 , 8065 , 6808 , 31372 , 77583 , 707616 , 26811 , 9435003 , 6195896 , 76763860 , 19566361 , 518348918 , 42117528 , 8281895074 , 9038293893
n×2
110279810
n×3
165419715
n×4
220559620
n×5
275699525
n÷2
27569952.5
n÷3
18379968.333333
n÷3
13784976.25
n÷5
11027981
n2
3040409123409025
n3
1.6764787022591E+23
n4
9.2440876377088E+30
n5
5.0971811415494E+38
2 √n
7425.6248895295
3 √n
380.61742884504
4 √n
86.1720655986
5 √n
35.342169279693
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
-55139904
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 55139905 can be divided by 4 positive divisors.
The sum of these divisors (counting 55139905) is 1, the average is 0.25.
Base
System
Value
2
Binary
11010010010101111001000001
3
Ternary
10211202101201201
4
Quaternary
3102111321001
5
Quinary
103103434110
6
Senary
5245501201
8
Octal
322257101
10
Decimal
55139905
12
Duodecimal
16571801
16
Hexadecimal
3495e41
20
Vigesimal
h4c9f5
36
Base36
wtu81
md5
c7b19dd41542aeee28869dd549c2d997
sha1
9fe9c19693f430bc251525ae861f48cbd680b616
sha256
b589183d52ab21dbfd374b4cf74d38ff5065fa182b6e2ab217ae20c257d135ba
sha512
83f1b014d64cefc018214535a4bdd595cef4af614bd9c10f44574f4251c45306200cc4079afba990ccfb909375936acf611e7a13db9f9d95dfa49fd9d68abc3a
ripemd-160
451702f3bab58d00aa9a6aa2376b0d3b3c429b62
Diameter
110279810
Circumference
346454240.93528
Area
9.5517269660092E+15
Volume
7.0224175665558E+23
Surface area
3.8206907864037E+16
Circumference
346454240.93528
Perimeter
220559620
Area
3040409123409025
Diagonal
77979601.478964
Surface area
18242454740454150
Volume
1.6764787022591E+23
Space diagonal
95505116.984521
Perimeter
165419715
Area
1.3165357693851E+15
Altitude
47752558.492261
Surface area
1.3165357693851E+15
Volume
1.975749098137E+22
Height
25993200.492988