55985145 is an odd 8-digits composite number following 55985144
and preceding 55985146 . In scientific notation, it is written as 5.5985145 × 10^7.
The sum of its digits is 42. It has a total of 2 prime factors and 4 positive divisors.
There are 29858736 positive integers (up to 55985145) that are relatively prime to 55985145.
55985145 has 4 divisors, whose sum is 59717504
The reverse of 55985145 is 54158955
Previous prime number is 15
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
fifty-five million nine hundred eighty-five thousand one hundred forty-five
Scientific notation
5.5985145 × 10^7
Engineering notation
5.5985145 × 10^6
Prime Factorization
15 × 3732343
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
55985145
Product of the distinct prime numbers
The prime factorization of 55985145 is 15 × 3732343.
Since it has a total of 2 prime factors.
9 , 8 , 30 , 44 , 488 , 589 , 9376 , 2713 , 59331 , 46212 , 194914 , 174024 , 2869471 , 6051551 , 14223521 , 38416473 , 812340476 , 425441295 , 4076442364 , 9841893895
n×2
111970290
n×3
167955435
n×4
223940580
n×5
279925725
n÷2
27992572.5
n÷3
18661715
n÷3
13996286.25
n÷5
11197029
n2
3134336460671025
n3
1.7547628122945E+23
n4
9.8240650486918E+30
n5
5.5000170624044E+38
2 √n
7482.3221662797
3 √n
382.55240428572
4 √n
86.500417145119
5 √n
35.449863026866
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
-55985144
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 55985145 can be divided by 4 positive divisors.
The sum of these divisors (counting 55985145) is 1, the average is 0.25.
Base
System
Value
2
Binary
11010101100100001111111001
3
Ternary
10220100100011220
4
Quaternary
3111210033321
5
Quinary
103313011040
6
Senary
5315542253
8
Octal
325441771
10
Decimal
55985145
12
Duodecimal
168ba989
16
Hexadecimal
35643f9
20
Vigesimal
h9i2h5
36
Base36
xbyex
md5
e8574c634365ce79f32bd3e69047a020
sha1
763c7d384f28df4224e9dbc92d71d7243912aa4d
sha256
9719b08937b5eaed5fb4c72e564536999440ec9c545afa3096d19b4c9cecf1bf
sha512
4e0f7b05a1ae2c969d293b2d6e173312bebc8dc3e1889107c23aeaa66b4d8749b8be963c1d5c010d4841d607f65d3cb50c23a137107c66a582b440e38cb674db
ripemd-160
00b1f8070883a066e253c0c5a1de18d5cb0078ec
Diameter
111970290
Circumference
351765040.48432
Area
9.8468083987227E+15
Volume
7.3503332798628E+23
Surface area
3.9387233594891E+16
Circumference
351765040.48432
Perimeter
223940580
Area
3134336460671025
Diagonal
79174951.350424
Surface area
18806018764026150
Volume
1.7547628122945E+23
Space diagonal
96969115.609111
Perimeter
167955435
Area
1.3572074994745E+15
Altitude
48484557.804555
Surface area
1.3572074994745E+15
Volume
2.0680078065791E+22
Height
26391650.450141