639291297 is an odd 9-digits composite number following 639291296
and preceding 639291298 . In scientific notation, it is written as 6.39291297 × 10^8.
The sum of its digits is 48. It has a total of 2 prime factors and 4 positive divisors.
There are 426194196 positive integers (up to 639291297) that are relatively prime to 639291297.
639291297 has 4 divisors, whose sum is 852388400
The reverse of 639291297 is 792192936
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 48
Digital Root 3
Name
six hundred thirty-nine million two hundred ninety-one thousand two hundred ninety-seven
Scientific notation
6.39291297 × 10^8
Engineering notation
6.39291297 × 10^6
Prime Factorization
3 × 213097099
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
639291297
Product of the distinct prime numbers
The prime factorization of 639291297 is 3 × 213097099.
Since it has a total of 2 prime factors.
6 , 3 , 67 , 45 , 659 , 989 , 5819 , 2002 , 87290 , 64035 , 748214 , 521725 , 4020363 , 521379 , 97411728 , 2522505 , 875502341 , 736344984 , 549287161 , 8144407846
n×2
1278582594
n×3
1917873891
n×4
2557165188
n×5
3196456485
n÷2
319645648.5
n÷3
213097099
n÷3
159822824.25
n÷5
127858259.4
n2
408693362419942209
n3
2.6127410973674E+26
n4
1.6703026448612E+35
n5
1.0678099442158E+44
2 √n
25284.210428645
3 √n
861.4556638749
4 √n
159.01009536707
5 √n
57.695209999613
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-639291296
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 639291297 can be divided by 4 positive divisors.
The sum of these divisors (counting 639291297) is 1, the average is 0.25.
Base
System
Value
2
Binary
100110000110101100111110100001
3
Ternary
1122112221100210110
4
Quaternary
212012230332201
5
Quinary
2302124310142
6
Senary
143234121533
8
Octal
4606547641
10
Decimal
639291297
12
Duodecimal
15a1202a9
16
Hexadecimal
261acfa1
20
Vigesimal
9jfb84h
36
Base36
akm8bl
md5
ecfb6739af49a7a8219cd13c0fae3a1f
sha1
83ee72bc106269d9b88f9b3f6ec76a641fce6765
sha256
e6b6559196baeb68a5e3f75c6c083191171a9cce75072786ff4e647a7d8ced93
sha512
1a652c9e7fa4eb2a0345a35f25a78732d9dfd030e3681c377852c964ab5bd24b17825a020771f4f7f395c6937e2f702b6b070b9c078cae3ebf52033dd7158154
ripemd-160
4183901be784a3fa921270e1e809fd77a33d0fc8
Diameter
1278582594
Circumference
4016785684.3182
Area
1.2839480649494E+18
Volume
1.0944224316295E+27
Surface area
5.1357922597976E+18
Circumference
4016785684.3182
Perimeter
2557165188
Area
408693362419942209
Diagonal
904094422.52449
Surface area
2452160174519653254
Volume
2.6127410973674E+26
Space diagonal
1107285007.2406
Perimeter
1917873891
Area
1.7696941710688E+17
Altitude
553642503.6203
Surface area
1.7696941710688E+17
Volume
3.0791449123887E+25
Height
301364807.50816