491657145 is an odd 9-digits composite number following 491657144
and preceding 491657146 . In scientific notation, it is written as 4.91657145 × 10^8.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 224757504 positive integers (up to 491657145) that are relatively prime to 491657145.
491657145 has 8 divisors, whose sum is 674272800
The reverse of 491657145 is 541756194
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 42
Digital Root 6
Name
four hundred ninety-one million six hundred fifty-seven thousand one hundred forty-five
Scientific notation
4.91657145 × 10^8
Engineering notation
4.91657145 × 10^6
Prime Factorization
35 × 3 × 4682449
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
491657145
Product of the distinct prime numbers
The prime factorization of 491657145 is 35 × 3 × 4682449.
Since it has a total of 3 prime factors.
8 , 8 , 37 , 11 , 925 , 98 , 9148 , 2831 , 11068 , 10163 , 90311 , 335711 , 8774719 , 698432 , 87996108 , 47402351 , 123463922 , 565920842 , 4596094273 , 225419781
n×2
983314290
n×3
1474971435
n×4
1966628580
n×5
2458285725
n÷2
245828572.5
n÷3
163885715
n÷3
122914286.25
n÷5
98331429
n2
241726748229551025
n3
1.1884668290467E+26
n4
5.8431820809633E+34
n5
2.8728422196416E+43
2 √n
22173.343117356
3 √n
789.26125727578
4 √n
148.90716274698
5 √n
54.743488732075
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
-491657144
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 491657145 can be divided by 8 positive divisors.
The sum of these divisors (counting 491657145) is 1, the average is 0.125.
Base
System
Value
2
Binary
11101010011100001011110111001
3
Ternary
1021021010202210220
4
Quaternary
131103201132321
5
Quinary
2001331012040
6
Senary
120441530253
8
Octal
3523413671
10
Decimal
491657145
12
Duodecimal
1187a3989
16
Hexadecimal
1d4e17b9
20
Vigesimal
7dch2h5
36
Base36
84px2x
md5
c4dbf04f49193c0c326c365bbefeebc3
sha1
a4aa2138dd43b9afde986da0e3dda697abd198c9
sha256
253b839a22fb045f4611273b4e371b7ee0bd0fe0f5558ae5415cbc62dccb18a5
sha512
7ba20be54f5e0df55a667e86ab05ed8a4a40cac49c6c28d4df527d0bae9db64befc83bc6e7f67ec90f7ef571089739234cab27f0e93f3c357bc555d3c1dbfe84
ripemd-160
a3faca19185b33ac02f56f3fff7eb03f37dc6d5c
Diameter
983314290
Circumference
3089172949.6339
Area
7.5940697641411E+17
Volume
4.9782382122246E+26
Surface area
3.0376279056564E+18
Circumference
3089172949.6339
Perimeter
1966628580
Area
241726748229551025
Diagonal
695308202.49664
Surface area
1450360489377306150
Volume
1.1884668290467E+26
Space diagonal
851575155.04426
Perimeter
1474971435
Area
1.046707523705E+17
Altitude
425787577.52213
Surface area
1.046707523705E+17
Volume
1.400621590057E+25
Height
231769400.83221