155054986 is an even 9-digits composite number following 155054985
and preceding 155054987 . In scientific notation, it is written as 1.55054986 × 10^8.
The sum of its digits is 43. It has a total of 2 prime factors and 4 positive divisors.
There are 77527492 positive integers (up to 155054986) that are relatively prime to 155054986.
155054986 has 4 divisors, whose sum is 232582482
The reverse of 155054986 is 689450551
Previous prime number is 2
Is Prime? no
Number parity even
Number length 9
Sum of Digits 43
Digital Root 7
Name
one hundred fifty-five million fifty-four thousand nine hundred eighty-six
Scientific notation
1.55054986 × 10^8
Engineering notation
1.55054986 × 10^6
Prime Factorization
2 × 77527493
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
155054986
Product of the distinct prime numbers
The prime factorization of 155054986 is 2 × 77527493.
Since it has a total of 2 prime factors.
3 , 6 , 51 , 10 , 922 , 945 , 7343 , 7660 , 4769 , 23778 , 356916 , 97509 , 4483506 , 8151640 , 34365135 , 51446785 , 963061582 , 130173227 , 2357348915 , 1468765118
n×2
310109972
n×3
465164958
n×4
620219944
n×5
775274930
n÷2
77527493
n÷3
51684995.333333
n÷3
38763746.5
n÷5
31010997.2
n2
24042048683460196
n3
3.7278395220252E+24
n4
5.7802010489787E+32
n5
8.9624899272658E+40
2 √n
12452.107693078
3 √n
537.23204787529
4 √n
111.58901242093
5 √n
43.460743052584
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
-155054985
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 155054986 can be divided by 4 positive divisors.
The sum of these divisors (counting 155054986) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001001111011111001110001010
3
Ternary
101210202121110021
4
Quaternary
21033133032022
5
Quinary
304143224421
6
Senary
23215211054
8
Octal
1117371612
10
Decimal
155054986
12
Duodecimal
43b16a8a
16
Hexadecimal
93df38a
20
Vigesimal
2891h96
36
Base36
2kbd6y
md5
cb726e0d08dd372dbf039205c3cce089
sha1
fde00f2f28de96fcc464f8b655c810049337e21e
sha256
b9218e9005dbbb60e322cc394982c4c4c2cf18c11bb4155b87173244bb4e9a5b
sha512
a9b0bdd82b4c56f1fe503e3b69908ecc11d5a49a6c226c1e386f3dac51e35fa83c87cf57e6e88593ed87c952e46a244a8cadbde7f0f54941550d723fa68e33d2
ripemd-160
1837f46b6e449fb33955ef6f021b054647e9b296
Diameter
310109972
Circumference
974239209.84014
Area
7.5530323521207E+16
Volume
1.5615137674875E+25
Surface area
3.0212129408483E+17
Circumference
974239209.84014
Perimeter
620219944
Area
24042048683460196
Diagonal
219280864.11477
Surface area
144252292100761176
Volume
3.7278395220252E+24
Space diagonal
268563113.71888
Perimeter
465164958
Area
1.0410512459449E+16
Altitude
134281556.85944
Surface area
1.0410512459449E+16
Volume
4.3933010086654E+23
Height
73093621.37159