638514668 is an even 9-digits composite number following 638514667
and preceding 638514669 . In scientific notation, it is written as 6.38514668 × 10^8.
The sum of its digits is 47. It has a total of 4 prime factors and 12 positive divisors.
There are 290233920 positive integers (up to 638514668) that are relatively prime to 638514668.
638514668 has 12 divisors, whose sum is 1218982632
The reverse of 638514668 is 866415836
Previous prime number is 11
Is Prime? no Number parity even Number length 9 Sum of Digits 47 Digital Root 2
Name
six hundred thirty-eight million five hundred fourteen thousand six hundred sixty-eight
Scientific notation
6.38514668 × 10^8
Engineering notation
6.38514668 × 10^6
Prime Factorization
2 × 2 × 11 × 14511697
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
4 Total number of prime factors
rad Radical
319257334 Product of the distinct prime numbers
The prime factorization of 638514668 is 2 × 2 × 11 × 14511697.
Since it has a total of 4 prime factors.
4 , 10 , 51 , 67 , 1000 , 753 , 283 , 7625 , 80855 , 67165 , 43758 , 204445 , 7999386 , 6966643 , 9587744 , 20079861 , 949501472 , 773600716 , 1695517630 , 597210825
n×2
1277029336
n×3
1915544004
n×4
2554058672
n×5
3192573340
n÷2
319257334
n÷3
212838222.66667
n÷3
159628667
n÷5
127702933.6
n2
407700981251150224
n3
2.6032305668685E+26
n4
1.6622009011315E+35
n5
1.0613396565353E+44
2 √n25268.847777451
3 √n861.10668235098
4 √n158.96178087028
5 √n57.681185230987
1 , 2 , 4 , 11 , 22 , 44 , 14511697 , 29023394 , 58046788 , 159628667 , 319257334 , 638514668
12 divisors
τ Total Divisors
12 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-638514667 Sum of the proper positive divisors of n
A Arithmetic Mean
0.083333333333333 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
12 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 638514668 can be divided by 12 positive divisors.
The sum of these divisors (counting 638514668) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
100110000011101111010111101100
3
Ternary
1122111110220110102
4
Quaternary
212003233113230
5
Quinary
2301424432133
6
Senary
143205330232
8
Octal
4603572754
10
Decimal
638514668
12
Duodecimal
159a06978
16
Hexadecimal
260ef5ec
20
Vigesimal
9jae6d8
36
Base36
ak5l2k
md5
4296394c81363adc8d5ee780d1df3eff
sha1
3b2221babd73461f622630e40c903b522aaa3735
sha256
6437b174dfd2f1b7e684afed1aed2f60ad551df6510ba912a98748514b6ef8c3
sha512
e36e2fd021a56f5dcc2614a6f5ce89c05dbe38c331941f959b79764130b50f6efb1f7681c7f97033832df7424c65c34e00c0f50ef0abeaf91963cf8c3bb1cd37
ripemd-160
7fc6ba8ce921e35fad198cbfbfc6767183ca084b
Diameter
1277029336
Circumference
4011905980.3963
Area
1.28083040756E+18
Volume
1.0904386699299E+27
Surface area
5.1233216302399E+18
Circumference
4011905980.3963
Perimeter
2554058672
Area
407700981251150224
Diagonal
902996103.25975
Surface area
2446205887506901344
Volume
2.6032305668685E+26
Space diagonal
1105939846.354
Perimeter
1915544004
Area
1.7653970345567E+17
Altitude
552969923.17699
Surface area
1.7653970345567E+17
Volume
3.0679366447081E+25
Height
300998701.08658