639724863 is an odd 9-digits composite number following 639724862
and preceding 639724864 . In scientific notation, it is written as 6.39724863 × 10^8.
The sum of its digits is 48. It has a total of 3 prime factors and 8 positive divisors.
There are 422342424 positive integers (up to 639724863) that are relatively prime to 639724863.
639724863 has 8 divisors, whose sum is 861248128
The reverse of 639724863 is 368427936
Previous prime number is 103
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 48
Digital Root 3
Name
six hundred thirty-nine million seven hundred twenty-four thousand eight hundred sixty-three
Scientific notation
6.39724863 × 10^8
Engineering notation
6.39724863 × 10^6
Prime Factorization
3 × 103 × 2070307
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
639724863
Product of the distinct prime numbers
The prime factorization of 639724863 is 3 × 103 × 2070307.
Since it has a total of 3 prime factors.
9 , 5 , 89 , 98 , 23 , 572 , 7234 , 1444 , 65585 , 99083 , 295204 , 147952 , 9653953 , 5413843 , 73448548 , 62749948 , 859641150 , 926217297 , 5597598117 , 2704885859
n×2
1279449726
n×3
1919174589
n×4
2558899452
n×5
3198624315
n÷2
319862431.5
n÷3
213241621
n÷3
159931215.75
n÷5
127944972.6
n2
409247900340368769
n3
2.6180605697828E+26
n4
1.67483843933E+35
n5
1.0714357911475E+44
2 √n
25292.782824355
3 √n
861.65036566669
4 √n
159.03704859043
5 √n
57.703033631292
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
-639724862
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 639724863 can be divided by 8 positive divisors.
The sum of these divisors (counting 639724863) is 1, the average is 0.125.
Base
System
Value
2
Binary
100110001000010110110100111111
3
Ternary
1122120202101112110
4
Quaternary
212020112310333
5
Quinary
2302232143423
6
Senary
143251305103
8
Octal
4610266477
10
Decimal
639724863
12
Duodecimal
15a2ab193
16
Hexadecimal
26216d3f
20
Vigesimal
9ji5c33
36
Base36
akviv3
md5
7f411cea2d04f9d06cc2fe74484fa7d7
sha1
f6c2cda445b8a1b80e6e00231f04f2cce0083c32
sha256
14e7ad8a2ee2f5022e2bb33acf15d9fe18d29e87c6e5b2e42cb791b4ca19dffd
sha512
5722736b47e4f335e97a49c47538ac70be3b3393a9dfb04f91ba40d57103039264e86da716d2e3094ba3991491921a4e98e87c6dd13975086869e75f243a9423
ripemd-160
1eba95a6f19164ed784c0e79c2be090d8290fc4d
Diameter
1279449726
Circumference
4019509859.8391
Area
1.2856901972064E+18
Volume
1.0966506470244E+27
Surface area
5.1427607888254E+18
Circumference
4019509859.8391
Perimeter
2558899452
Area
409247900340368769
Diagonal
904707577.44187
Surface area
2455487402042212614
Volume
2.6180605697828E+26
Space diagonal
1108035965.581
Perimeter
1919174589
Area
1.772095390701E+17
Altitude
554017982.79052
Surface area
1.772095390701E+17
Volume
3.0854139707509E+25
Height
301569192.48062