145320457 is an odd 9-digits composite number following 145320456
and preceding 145320458 . In scientific notation, it is written as 1.45320457 × 10^8.
The sum of its digits is 31. It has a total of 3 prime factors and 8 positive divisors.
There are 142941120 positive integers (up to 145320457) that are relatively prime to 145320457.
145320457 has 8 divisors, whose sum is 147709440
The reverse of 145320457 is 754023541
Previous prime number is 479
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 31
Digital Root 4
Name
one hundred forty-five million three hundred twenty thousand four hundred fifty-seven
Scientific notation
1.45320457 × 10^8
Engineering notation
1.45320457 × 10^6
Prime Factorization
71 × 479 × 4273
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
145320457
Product of the distinct prime numbers
The prime factorization of 145320457 is 71 × 479 × 4273.
Since it has a total of 3 prime factors.
9 , 7 , 29 , 74 , 248 , 532 , 1592 , 2683 , 38640 , 20111 , 114259 , 352520 , 5911342 , 3969074 , 47960810 , 89449492 , 486417569 , 309528942 , 6108463466 , 7001132145
n×2
290640914
n×3
435961371
n×4
581281828
n×5
726602285
n÷2
72660228.5
n÷3
48440152.333333
n÷3
36330114.25
n÷5
29064091.4
n2
21118035222688849
n3
3.0688825295032E+24
n4
4.4597141166673E+32
n5
6.4808769352344E+40
2 √n
12054.893487709
3 √n
525.7455252465
4 √n
109.7947789638
5 √n
42.900796063444
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-145320456
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 145320457 can be divided by 8 positive divisors.
The sum of these divisors (counting 145320457) is 1, the average is 0.125.
Base
System
Value
2
Binary
1000101010010110101000001001
3
Ternary
101010110001012011
4
Quaternary
20222112220021
5
Quinary
244200223312
6
Senary
22230415521
8
Octal
1052265011
10
Decimal
145320457
12
Duodecimal
408015a1
16
Hexadecimal
8a96a09
20
Vigesimal
258512h
36
Base36
2eipzd
md5
e5285e5e8444ce40c06ac69ce2e2de5e
sha1
6f57cb45bd9ba662ba818e4f1251d6a78eb6693d
sha256
8d388e3d0a38a02897c97fe6526133464a3089bda3cf0a4cebe2f3236f0902be
sha512
b6a86bdce7dc6627791e041922fab8247ccf4487bf27bf0f5658a306b99b41f3bd9aec7897a42287f1e8f7f3fd6a0cdae49a70e4844c5c95f326cde968332fda
ripemd-160
cb6ab4b81cd8eb0f7f8999c6f5299fcb5eb0dd29
Diameter
290640914
Circumference
913075360.25502
Area
6.634426431385E+16
Volume
1.2854905079223E+25
Surface area
2.653770572554E+17
Circumference
913075360.25502
Perimeter
581281828
Area
21118035222688849
Diagonal
205514161.17966
Surface area
126708211336133094
Volume
3.0688825295032E+24
Space diagonal
251702414.90313
Perimeter
435961371
Area
9.1443774904316E+15
Altitude
125851207.45156
Surface area
9.1443774904316E+15
Volume
3.6167127454611E+23
Height
68504720.393219