638331321 is an odd 9-digits composite number following 638331320
and preceding 638331322 . In scientific notation, it is written as 6.38331321 × 10^8.
The sum of its digits is 30. It has a total of 2 prime factors and 4 positive divisors.
There are 425554212 positive integers (up to 638331321) that are relatively prime to 638331321.
638331321 has 4 divisors, whose sum is 851108432
The reverse of 638331321 is 123133836
Previous prime number is 3
Is Prime? no Number parity odd Number length 9 Sum of Digits 30 Digital Root 3
Name
six hundred thirty-eight million three hundred thirty-one thousand three hundred twenty-one
Scientific notation
6.38331321 × 10^8
Engineering notation
6.38331321 × 10^6
Prime Factorization
3 × 212777107
Composite number
ω Distinct Factors
2 Total number of distinct prime factors
Ω Total Factors
2 Total number of prime factors
rad Radical
638331321 Product of the distinct prime numbers
The prime factorization of 638331321 is 3 × 212777107.
Since it has a total of 2 prime factors.
9 , 4 , 8 , 12 , 594 , 613 , 5479 , 7167 , 60535 , 89641 , 674524 , 603547 , 4240499 , 2693161 , 5068375 , 70160492 , 602653110 , 916041037 , 429620988 , 12448583
n×2
1276662642
n×3
1914993963
n×4
2553325284
n×5
3191656605
n÷2
319165660.5
n÷3
212777107
n÷3
159582830.25
n÷5
127666264.2
n2
407466875369605041
n3
2.6009886881842E+26
n4
1.6602925452347E+35
n5
1.0598167336461E+44
2 √n25265.219591367
3 √n861.02425331744
4 √n158.95036832725
5 √n57.677872264907
4 divisors
τ Total Divisors
4 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-638331320 Sum of the proper positive divisors of n
A Arithmetic Mean
0.25 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
4 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 638331321 can be divided by 4 positive divisors.
The sum of these divisors (counting 638331321) is 1, the average is 0.25.
Base
System
Value
2
Binary
100110000011000010100110111001
3
Ternary
1122111010120221210
4
Quaternary
212003002212321
5
Quinary
2301403100241
6
Senary
143201353333
8
Octal
4603024671
10
Decimal
638331321
12
Duodecimal
159938849
16
Hexadecimal
260c29b9
20
Vigesimal
9j9b861
36
Base36
ak1nll
md5
7bc22ac1b4bf5c5207b3b447559939b3
sha1
889b7558dbd69319abba6a08c36a2aa99cd431d5
sha256
bb3918d65ec846ebfe7c89937a24bcfea4c598493d486e3d540cca6586bb4ce9
sha512
1eb91abfbaa3ed224f83e0beeefbc0faf7766dcce94574c0da7d51a7ac61800460a04a69d5189950d3f3c4568733efa84186da84eba4ad48c0296ce5e3130766
ripemd-160
7c5f697f536f5dfd7697f471d5825963033f6863
Diameter
1276662642
Circumference
4010753977.2197
Area
1.2800949422423E+18
Volume
1.0894995939826E+27
Surface area
5.1203797689694E+18
Circumference
4010753977.2197
Perimeter
2553325284
Area
407466875369605041
Diagonal
902736811.44573
Surface area
2444801252217630246
Volume
2.6009886881842E+26
Space diagonal
1105622280.0346
Perimeter
1914993963
Area
1.7643833263537E+17
Altitude
552811140.01728
Surface area
1.7643833263537E+17
Volume
3.0652945653409E+25
Height
300912270.48191