145855145 is an odd 9-digits composite number following 145855144
and preceding 145855146 . In scientific notation, it is written as 1.45855145 × 10^8.
The sum of its digits is 38. It has a total of 2 prime factors and 4 positive divisors.
There are 116684112 positive integers (up to 145855145) that are relatively prime to 145855145.
145855145 has 4 divisors, whose sum is 175026180
The reverse of 145855145 is 541558541
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 38
Digital Root 2
Name
one hundred forty-five million eight hundred fifty-five thousand one hundred forty-five
Scientific notation
1.45855145 × 10^8
Engineering notation
1.45855145 × 10^6
Prime Factorization
5 × 29171029
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
145855145
Product of the distinct prime numbers
The prime factorization of 145855145 is 5 × 29171029.
Since it has a total of 2 prime factors.
6 , 9 , 16 , 12 , 371 , 369 , 4706 , 7361 , 47806 , 73123 , 598331 , 655274 , 6378256 , 2235070 , 27522498 , 97225496 , 768109810 , 89462716 , 6734379517 , 2198327270
n×2
291710290
n×3
437565435
n×4
583420580
n×5
729275725
n÷2
72927572.5
n÷3
48618381.666667
n÷3
36463786.25
n÷5
29171029
n2
21273723322971025
n3
3.1028819999618E+24
n4
4.5257130402232E+32
n5
6.6009853171015E+40
2 √n
12077.050343523
3 √n
526.38954046414
4 √n
109.89563386925
5 √n
42.93231929959
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
-145855144
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 145855145 can be divided by 4 positive divisors.
The sum of these divisors (counting 145855145) is 1, the average is 0.25.
Base
System
Value
2
Binary
1000101100011001001010101001
3
Ternary
101011110012122102
4
Quaternary
20230121022221
5
Quinary
244314331040
6
Senary
22250103145
8
Octal
1054311251
10
Decimal
145855145
12
Duodecimal
40a1aab5
16
Hexadecimal
8b192a9
20
Vigesimal
25bbhh5
36
Base36
2eu6jt
md5
8ebc3f166a4f21f955d27e766fc94924
sha1
f5b160877a217aaaab91599f7dda201013bdc25d
sha256
ec3a85046707331d5aebe24ddb20942676fea9cd7fa2dffd75a968805bb8ec73
sha512
c68c3489e0e3e097725bacc677c4e579b20d5be84000078347b91b92e4d2192d4b0225cdcaf43335572c05c473b3e3281372acb6c63f04e2dcfef5d21f56b3b1
ripemd-160
cc640a393f3d9a26b8cc7e3e8ff609d27ad3c65e
Diameter
291710290
Circumference
916434904.04055
Area
6.6833372905948E+16
Volume
1.2997321728048E+25
Surface area
2.6733349162379E+17
Circumference
916434904.04055
Perimeter
583420580
Area
21273723322971025
Diagonal
206270324.20089
Surface area
127642339937826150
Volume
3.1028819999618E+24
Space diagonal
252628521.68533
Perimeter
437565435
Area
9.2117924153872E+15
Altitude
126314260.84266
Surface area
9.2117924153872E+15
Volume
3.6567815056578E+23
Height
68756774.733631