420145581 is an odd 9-digits composite number following 420145580
and preceding 420145582 . In scientific notation, it is written as 4.20145581 × 10^8.
The sum of its digits is 30. It has a total of 3 prime factors and 8 positive divisors.
There are 278216912 positive integers (up to 420145581) that are relatively prime to 420145581.
420145581 has 8 divisors, whose sum is 563954400
The reverse of 420145581 is 185541024
Previous prime number is 149
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 30
Digital Root 3
Name
four hundred twenty million one hundred forty-five thousand five hundred eighty-one
Scientific notation
4.20145581 × 10^8
Engineering notation
4.20145581 × 10^6
Prime Factorization
3 × 149 × 939923
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
420145581
Product of the distinct prime numbers
The prime factorization of 420145581 is 3 × 149 × 939923.
Since it has a total of 3 prime factors.
9 , 5 , 76 , 68 , 559 , 991 , 307 , 5427 , 84743 , 75347 , 687059 , 688563 , 6587019 , 4397728 , 43956512 , 64361379 , 276326974 , 998914894 , 7403785540 , 1781533848
n×2
840291162
n×3
1260436743
n×4
1680582324
n×5
2100727905
n÷2
210072790.5
n÷3
140048527
n÷3
105036395.25
n÷5
84029116.2
n2
176522309233827561
n3
7.4165068172508E+25
n4
3.1160125657243E+34
n5
1.3091789098295E+43
2 √n
20497.453036902
3 √n
748.9737555146
4 √n
143.16931597553
5 √n
53.049336935493
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
-420145580
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 420145581 can be divided by 8 positive divisors.
The sum of these divisors (counting 420145581) is 1, the average is 0.125.
Base
System
Value
2
Binary
11001000010101110100110101101
3
Ternary
1002021120121101110
4
Quaternary
121002232212231
5
Quinary
1330024124311
6
Senary
105405102233
8
Octal
3102564655
10
Decimal
420145581
12
Duodecimal
b8857979
16
Hexadecimal
190ae9ad
20
Vigesimal
6b5i3j1
36
Base36
6y56el
md5
ff531f08814d5de31fe3277494bc4712
sha1
738759b9eaf975477d5363137703fc84fea48fc0
sha256
7dbb69f76094183eba8a9a4650dcc90e659d6e2b984a5bb44107c3cd32963ff4
sha512
c87ecaaf1437639a50fc876dd3df48ab9b3b2d11057673bad8309b1016e10904dc686a90db5d96ac8b7900b071266a332febf5f1d0cfe4008eef2d72d8e20fc8
ripemd-160
21976b1f13ef6842906beb7abf5775ead82a4793
Diameter
840291162
Circumference
2639852541.4156
Area
5.545611898837E+17
Volume
3.1066191109832E+26
Surface area
2.2182447595348E+18
Circumference
2639852541.4156
Perimeter
1680582324
Area
176522309233827561
Diagonal
594175578.82132
Surface area
1059133855402965366
Volume
7.4165068172508E+25
Space diagonal
727713492.86755
Perimeter
1260436743
Area
7.6436402065594E+16
Altitude
363856746.43377
Surface area
7.6436402065594E+16
Volume
8.7404371053239E+24
Height
198058526.27377