145605215 is an odd 9-digits composite number following 145605214
and preceding 145605216 . In scientific notation, it is written as 1.45605215 × 10^8.
The sum of its digits is 29. It has a total of 5 prime factors and 24 positive divisors.
There are 98083104 positive integers (up to 145605215) that are relatively prime to 145605215.
145605215 has 24 divisors, whose sum is 177292800
The reverse of 145605215 is 512506541
Previous prime number is 59
Is Prime? no Number parity odd Number length 9 Sum of Digits 29 Digital Root 2
Name
one hundred forty-five million six hundred five thousand two hundred fifteen
Scientific notation
1.45605215 × 10^8
Engineering notation
1.45605215 × 10^6
Prime Factorization
35 × 7 × 7 × 59 × 1439
Composite number
ω Distinct Factors
4 Total number of distinct prime factors
Ω Total Factors
5 Total number of prime factors
rad Radical
20800745 Product of the distinct prime numbers
The prime factorization of 145605215 is 35 × 7 × 7 × 59 × 1439.
Since it has a total of 5 prime factors.
6 , 1 , 37 , 62 , 182 , 903 , 2334 , 2580 , 46582 , 86579 , 577954 , 79427 , 843989 , 6840864 , 25721646 , 38821940 , 444340565 , 493964747 , 8079106880 , 5355114282
n×2
291210430
n×3
436815645
n×4
582420860
n×5
728026075
n÷2
72802607.5
n÷3
48535071.666667
n÷3
36401303.75
n÷5
29121043
n2
21200878635196225
n3
3.0869584918667E+24
n4
4.4947725490432E+32
n5
6.5446232337953E+40
2 √n12066.698595722
3 √n526.08870373414
4 √n109.84852568752
5 √n42.917595874183
1 , 7 , 35 , 49 , 59 , 245 , 413 , 1439 , 1715 , 2065 , 2891 , 10073 , 14455 , 50365 , 70511 , 84901 , 101185 , 352555 , 594307 , 2467885 , 2971535 , 4160149 , 20800745 , 145605215
24 divisors
τ Total Divisors
24 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-145605214 Sum of the proper positive divisors of n
A Arithmetic Mean
0.041666666666667 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
24 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 145605215 can be divided by 24 positive divisors.
The sum of these divisors (counting 145605215) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
1000101011011100001001011111
3
Ternary
101010222111210202
4
Quaternary
20223130021133
5
Quinary
244233331330
6
Senary
22240454115
8
Octal
1053341137
10
Decimal
145605215
12
Duodecimal
4091a33b
16
Hexadecimal
8adc25f
20
Vigesimal
25a0d0f
36
Base36
2eotpb
md5
4bdaef755c4123d4b8f4f7b3574c51ee
sha1
f1241eb46893d5e1c7fea832cb1b2be29aecce17
sha256
53145adf7f260714d70f4ba3505152202a2c3b6d8ba6bf94bf5fc1ba023e7d02
sha512
0ae27fd243bd511d6f24ce043a5977735b17c1283bd60beac55d192aa77bad5d8a4c7e896963be7eb0bf9e6367e880d3cb53644f8840d3209edf7f7c174a7f22
ripemd-160
618f4aff3b12be5337d61309f2c3c392bd2eeef7
Diameter
291210430
Circumference
914864547.53672
Area
6.6604524569981E+16
Volume
1.2930621493313E+25
Surface area
2.6641809827993E+17
Circumference
914864547.53672
Perimeter
582420860
Area
21200878635196225
Diagonal
205916869.80525
Surface area
127205271811177350
Volume
3.0869584918667E+24
Space diagonal
252195630.22699
Perimeter
436815645
Area
9.1802497403153E+15
Altitude
126097815.11349
Surface area
9.1802497403153E+15
Volume
3.6380154714005E+23
Height
68638956.60175