638867068 is an even 9-digits composite number following 638867067
and preceding 638867069 . In scientific notation, it is written as 6.38867068 × 10^8.
The sum of its digits is 52. It has a total of 5 prime factors and 24 positive divisors.
There are 273596400 positive integers (up to 638867068) that are relatively prime to 638867068.
638867068 has 24 divisors, whose sum is 1278685184
The reverse of 638867068 is 860768836
Previous prime number is 1471
Is Prime? no Number parity even Number length 9 Sum of Digits 52 Digital Root 7
Name
six hundred thirty-eight million eight hundred sixty-seven thousand sixty-eight
Scientific notation
6.38867068 × 10^8
Engineering notation
6.38867068 × 10^6
Prime Factorization
2 × 2 × 7 × 1471 × 15511
Composite number
ω Distinct Factors
4 Total number of distinct prime factors
Ω Total Factors
5 Total number of prime factors
rad Radical
319433534 Product of the distinct prime numbers
The prime factorization of 638867068 is 2 × 2 × 7 × 1471 × 15511.
Since it has a total of 5 prime factors.
1 , 6 , 64 , 42 , 543 , 874 , 2843 , 1207 , 37837 , 91870 , 284818 , 698028 , 5115690 , 9465237 , 76696571 , 92638592 , 199419071 , 600083375 , 4695525406 , 6675032488
n×2
1277734136
n×3
1916601204
n×4
2555468272
n×5
3194335340
n÷2
319433534
n÷3
212955689.33333
n÷3
159716767
n÷5
127773413.6
n2
408151130574916624
n3
2.6075431609128E+26
n4
1.6658734538958E+35
n5
1.0642716891495E+44
2 √n25275.819828445
3 √n861.26506983011
4 √n158.98370931779
5 √n57.68755074294
1 , 2 , 4 , 7 , 14 , 28 , 1471 , 2942 , 5884 , 10297 , 15511 , 20594 , 31022 , 41188 , 62044 , 108577 , 217154 , 434308 , 22816681 , 45633362 , 91266724 , 159716767 , 319433534 , 638867068
24 divisors
τ Total Divisors
24 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-638867067 Sum of the proper positive divisors of n
A Arithmetic Mean
0.041666666666667 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
24 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 638867068 can be divided by 24 positive divisors.
The sum of these divisors (counting 638867068) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
100110000101000101011001111100
3
Ternary
1122112010210212021
4
Quaternary
212011011121330
5
Quinary
2302022221233
6
Senary
143221045524
8
Octal
4605053174
10
Decimal
638867068
12
Duodecimal
159b568a4
16
Hexadecimal
2614567c
20
Vigesimal
9jci7d8
36
Base36
akd4zg
md5
ff440f0ae31b87630b093f870edc065d
sha1
65d1602788cd03999e4d86ff66e54a93ebd9ada0
sha256
57b7024695e9f2db8c14b313bdfecaff3f242e27aa874553931d66914f2a200f
sha512
49547a3d84e1fd521bb2b74f6b92f6941d682c84d7f65cc833ea04669d2bbd7498b0ccd59f9dd95f89564f009d89eb3b9d9e6dc59a17a336b321a2d2c88ea123
ripemd-160
83e60b98b38f9646d7d2b5f81d57be2372772eb5
Diameter
1277734136
Circumference
4014120174.8985
Area
1.2822445933685E+18
Volume
1.0922451250989E+27
Surface area
5.1289783734741E+18
Circumference
4014120174.8985
Perimeter
2555468272
Area
408151130574916624
Diagonal
903494472.11913
Surface area
2448906783449499744
Volume
2.6075431609128E+26
Space diagonal
1106550221.0586
Perimeter
1916601204
Area
1.7673462383061E+17
Altitude
553275110.52928
Surface area
1.7673462383061E+17
Volume
3.0730190855301E+25
Height
301164824.03971