145385655 is an odd 9-digits composite number following 145385654
and preceding 145385656 . In scientific notation, it is written as 1.45385655 × 10^8.
The sum of its digits is 42. It has a total of 4 prime factors and 16 positive divisors.
There are 77483648 positive integers (up to 145385655) that are relatively prime to 145385655.
145385655 has 16 divisors, whose sum is 232783200
The reverse of 145385655 is 556583541
Previous prime number is 1949
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 42
Digital Root 6
Name
one hundred forty-five million three hundred eighty-five thousand six hundred fifty-five
Scientific notation
1.45385655 × 10^8
Engineering notation
1.45385655 × 10^6
Prime Factorization
5 × 3 × 1949 × 4973
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
145385655
Product of the distinct prime numbers
The prime factorization of 145385655 is 5 × 3 × 1949 × 4973.
Since it has a total of 4 prime factors.
4 , 7 , 83 , 22 , 666 , 88 , 3954 , 7615 , 93853 , 24266 , 325217 , 876128 , 9034646 , 5562600 , 60319648 , 62155520 , 21059630 , 18468066 , 515438429 , 228872959
n×2
290771310
n×3
436156965
n×4
581542620
n×5
726928275
n÷2
72692827.5
n÷3
48461885
n÷3
36346413.75
n÷5
29077131
n2
21136988679779025
n3
3.0730149439373E+24
n4
4.4677229044911E+32
n5
6.4954282082794E+40
2 √n
12057.597397492
3 √n
525.82413870656
4 √n
109.80709174499
5 √n
42.904644859872
1 , 3 , 5 , 15 , 1949 , 4973 , 5847 , 9745 , 14919 , 24865 , 29235 , 74595 , 9692377 , 29077131 , 48461885 , 145385655
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-145385654
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 145385655 can be divided by 16 positive divisors.
The sum of these divisors (counting 145385655) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1000101010100110100010110111
3
Ternary
101010120100121220
4
Quaternary
20222212202313
5
Quinary
244204320110
6
Senary
22232041423
8
Octal
1052464267
10
Decimal
145385655
12
Duodecimal
40833273
16
Hexadecimal
8aa68b7
20
Vigesimal
258d42f
36
Base36
2ek4af
md5
f0b3feef7e905934de93aae24b2b12c6
sha1
4ee527f9181657700d59536821c26e9ac957cca4
sha256
4ec0710222c0e5213610cca6b687c4eb149f96985a95c48f37e52c6cb6732537
sha512
6907a71516c0dba11fa72284db06dab3546ab6d1c7726e02345d084d6c0e68ef85c0ed3706f4fcd286463ea696f45d6bf5c2b8ba58ea3ab2fee5fd7ff25347d7
ripemd-160
f8a60a916ff3e677ebdc3423e5c8f89fe62b220d
Diameter
290771310
Circumference
913485011.37068
Area
6.6403808355404E+16
Volume
1.2872214896327E+25
Surface area
2.6561523342162E+17
Circumference
913485011.37068
Perimeter
581542620
Area
21136988679779025
Diagonal
205606365.0755
Surface area
126821932078674150
Volume
3.0730149439373E+24
Space diagonal
251815341.15168
Perimeter
436156965
Area
9.1525845780964E+15
Altitude
125907670.57584
Surface area
9.1525845780964E+15
Volume
3.6215828425761E+23
Height
68535455.025165