639712997 is an odd 9-digits composite number following 639712996
and preceding 639712998 . In scientific notation, it is written as 6.39712997 × 10^8.
The sum of its digits is 53. It has a total of 3 prime factors and 8 positive divisors.
There are 498477600 positive integers (up to 639712997) that are relatively prime to 639712997.
639712997 has 8 divisors, whose sum is 797564352
The reverse of 639712997 is 799217936
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 53
Digital Root 8
Name
six hundred thirty-nine million seven hundred twelve thousand nine hundred ninety-seven
Scientific notation
6.39712997 × 10^8
Engineering notation
6.39712997 × 10^6
Prime Factorization
7 × 11 × 8307961
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
639712997
Product of the distinct prime numbers
The prime factorization of 639712997 is 7 × 11 × 8307961.
Since it has a total of 3 prime factors.
5 , 3 , 66 , 77 , 769 , 446 , 1573 , 6590 , 47019 , 97037 , 130593 , 634605 , 1532042 , 9955547 , 94714696 , 19659212 , 793610694 , 565175756 , 1528029915 , 6659381955
n×2
1279425994
n×3
1919138991
n×4
2558851988
n×5
3198564985
n÷2
319856498.5
n÷3
213237665.66667
n÷3
159928249.25
n÷5
127942599.4
n2
409232718530722009
n3
2.6179148884175E+26
n4
1.6747141791605E+35
n5
1.0713364266691E+44
2 √n
25292.548250423
3 √n
861.64503816469
4 √n
159.03631110669
5 √n
57.702819567617
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
-639712996
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 639712997 can be divided by 8 positive divisors.
The sum of these divisors (counting 639712997) is 1, the average is 0.125.
Base
System
Value
2
Binary
100110001000010011111011100101
3
Ternary
1122120201210020222
4
Quaternary
212020103323211
5
Quinary
2302231303442
6
Senary
143251134125
8
Octal
4610237345
10
Decimal
639712997
12
Duodecimal
15a2a4345
16
Hexadecimal
26213ee5
20
Vigesimal
9ji429h
36
Base36
akv9ph
md5
914f28c072456077323ebd9deac6e606
sha1
e88d1a52a1ffd5966a96ed0e27856b121b2484f7
sha256
be31614ea889cee66497c1cc5d6119dd4136a5be7af5825a294988e668cd6579
sha512
825f677920e39097bc00d4411fcd782f0d924234c3f91b4295f079495381e3a91e96349f1ec6171d98993c86b8e1ed1743f7b88df88349058b24b0348a5f7ec7
ripemd-160
766258ba925a8cabe0019ac5882fdce34def28e9
Diameter
1279425994
Circumference
4019435303.5622
Area
1.2856425021447E+18
Volume
1.0965896241567E+27
Surface area
5.1425700085788E+18
Circumference
4019435303.5622
Perimeter
2558851988
Area
409232718530722009
Diagonal
904690796.38374
Surface area
2455396311184332054
Volume
2.6179148884175E+26
Space diagonal
1108015413.0662
Perimeter
1919138991
Area
1.7720296515369E+17
Altitude
554007706.53308
Surface area
1.7720296515369E+17
Volume
3.0852422836153E+25
Height
301563598.79458