491640893 is an odd 9-digits composite number following 491640892
and preceding 491640894 . In scientific notation, it is written as 4.91640893 × 10^8.
The sum of its digits is 44. It has a total of 3 prime factors and 8 positive divisors.
There are 470049184 positive integers (up to 491640893) that are relatively prime to 491640893.
491640893 has 8 divisors, whose sum is 513252288
The reverse of 491640893 is 398046194
Previous prime number is 6563
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 44
Digital Root 8
Name
four hundred ninety-one million six hundred forty thousand eight hundred ninety-three
Scientific notation
4.91640893 × 10^8
Engineering notation
4.91640893 × 10^6
Prime Factorization
23 × 6563 × 3257
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
491640893
Product of the distinct prime numbers
The prime factorization of 491640893 is 23 × 6563 × 3257.
Since it has a total of 3 prime factors.
7 , 1 , 65 , 12 , 195 , 378 , 6397 , 1537 , 84585 , 10590 , 280331 , 390274 , 37723 , 3447908 , 75790513 , 16826746 , 490978687 , 399769522 , 6808527025 , 5003476350
n×2
983281786
n×3
1474922679
n×4
1966563572
n×5
2458204465
n÷2
245820446.5
n÷3
163880297.66667
n÷3
122910223.25
n÷5
98328178.6
n2
241710767669837449
n3
1.1883489766491E+26
n4
5.8424095207542E+34
n5
2.8723674340553E+43
2 √n
22172.976638241
3 √n
789.25256069021
4 √n
148.90593217949
5 √n
54.743126812005
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
-491640892
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 491640893 can be divided by 8 positive divisors.
The sum of these divisors (counting 491640893) is 1, the average is 0.125.
Base
System
Value
2
Binary
11101010011011101100000111101
3
Ternary
1021021002221111222
4
Quaternary
131103131200331
5
Quinary
2001330002033
6
Senary
120441323125
8
Octal
3523354075
10
Decimal
491640893
12
Duodecimal
1187964a5
16
Hexadecimal
1d4dd83d
20
Vigesimal
7dcf24d
36
Base36
84pkjh
md5
e9c833c7460840df2c57f3cc989a49ff
sha1
898203c611107a467077ce0e0eceae6bfb4400c8
sha256
bfd7c4bf209d60e6d66aab3b7e31e79ff3afc1849e9714a72deeb118e7bffb68
sha512
d09ed0452307454bc2b2b6d8a67f79085438f5e403782cf4996886175a628b9d63af719fe71d8385d8608859ce433771d072e58633d3aecc838f5305f7363d5a
ripemd-160
5bd8d079084815e3b9450240bc7d31ef4cb9a229
Diameter
983281786
Circumference
3089070835.3063
Area
7.5935677200511E+17
Volume
4.9777445532559E+26
Surface area
3.0374270880204E+18
Circumference
3089070835.3063
Perimeter
1966563572
Area
241710767669837449
Diagonal
695285218.69782
Surface area
1450264606019024694
Volume
1.1883489766491E+26
Space diagonal
851547005.75453
Perimeter
1474922679
Area
1.0466383258516E+17
Altitude
425773502.87727
Surface area
1.0466383258516E+17
Volume
1.4004826996745E+25
Height
231761739.56594