638896345 is an odd 9-digits composite number following 638896344
and preceding 638896346 . In scientific notation, it is written as 6.38896345 × 10^8.
The sum of its digits is 52. It has a total of 3 prime factors and 8 positive divisors.
There are 509270784 positive integers (up to 638896345) that are relatively prime to 638896345.
638896345 has 8 divisors, whose sum is 769445064
The reverse of 638896345 is 543698836
Previous prime number is 277
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 52
Digital Root 7
Name
six hundred thirty-eight million eight hundred ninety-six thousand three hundred forty-five
Scientific notation
6.38896345 × 10^8
Engineering notation
6.38896345 × 10^6
Prime Factorization
5 × 277 × 461297
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
638896345
Product of the distinct prime numbers
The prime factorization of 638896345 is 5 × 277 × 461297.
Since it has a total of 3 prime factors.
5 , 2 , 75 , 3 , 939 , 868 , 3479 , 1257 , 66686 , 51352 , 936822 , 968303 , 3517792 , 8057474 , 36086013 , 70799685 , 648533783 , 454403213 , 2692826268 , 2510126584
n×2
1277792690
n×3
1916689035
n×4
2555585380
n×5
3194481725
n÷2
319448172.5
n÷3
212965448.33333
n÷3
159724086.25
n÷5
127779269
n2
408188539654359025
n3
2.6079016605606E+26
n4
1.6661788390516E+35
n5
1.0645155703864E+44
2 √n
25276.398972164
3 √n
861.27822586499
4 √n
158.98553070064
5 √n
57.688079456204
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
-638896344
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 638896345 can be divided by 8 positive divisors.
The sum of these divisors (counting 638896345) is 1, the average is 0.125.
Base
System
Value
2
Binary
100110000101001100100011011001
3
Ternary
1122112012022000121
4
Quaternary
212011030203121
5
Quinary
2302024140340
6
Senary
143221433241
8
Octal
4605144331
10
Decimal
638896345
12
Duodecimal
159b6b821
16
Hexadecimal
2614c8d9
20
Vigesimal
9jd20h5
36
Base36
akdrkp
md5
a4b97ba52fc8ffdaf79c7cc832507f6a
sha1
f4e35a3601c227788986510da7ee30903b03b579
sha256
120997cc697ffd89c888a7f2e1ef73a143299dc2f7960e258a892c6ed97c38c8
sha512
a22458764853d4dae811c34c4b7f27b0e674c220e9374f05f3413d3b75e068f9efd939a6898559afeb7c11c399c83cfa09fea27972f27ca8ad6958517426bd3e
ripemd-160
258a4d541ff4ad9e26c7b89e93bc70523047daa7
Diameter
1277792690
Circumference
4014304127.7147
Area
1.2823621174577E+18
Volume
1.0923952930802E+27
Surface area
5.1294484698307E+18
Circumference
4014304127.7147
Perimeter
2555585380
Area
408188539654359025
Diagonal
903535876.0496
Surface area
2449131237926154150
Volume
2.6079016605606E+26
Space diagonal
1106600930.3101
Perimeter
1916689035
Area
1.7675082243717E+17
Altitude
553300465.15503
Surface area
1.7675082243717E+17
Volume
3.0734415814167E+25
Height
301178625.34987