638622 is an even 6-digits composite number following 638621
and preceding 638623 . In scientific notation, it is written as 6.38622 × 10^5.
The sum of its digits is 27. It has a total of 4 prime factors and 16 positive divisors.
There are 200256 positive integers (up to 638622) that are relatively prime to 638622.
638622 has 16 divisors, whose sum is 1302912
The reverse of 638622 is 226836
Previous prime number is 51
Is Prime? no
Number parity even
Number length 6
Sum of Digits 27
Digital Root 9
Name
six hundred thirty-eight thousand six hundred twenty-two
Scientific notation
6.38622 × 10^5
Engineering notation
6.38622 × 10^3
Prime Factorization
2 × 3 × 51 × 2087
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
638622
Product of the distinct prime numbers
The prime factorization of 638622 is 2 × 3 × 51 × 2087.
Since it has a total of 4 prime factors.
3 , 9 , 100 , 67 , 271 , 807 , 7631 , 2857 , 38118 , 39072 , 515409 , 381249 , 6263135 , 4978436 , 27480137 , 40963665 , 606706434 , 713343267 , 141190867 , 245734140
n×2
1277244
n×3
1915866
n×4
2554488
n×5
3193110
n÷2
319311
n÷3
212874
n÷3
159655.5
n÷5
127724.4
n2
407838058884
n3
260454356840617848
n4
1.6633188227427E+23
n5
1.0622319932176E+29
2 √n
799.13828590551
3 √n
86.115492928449
4 √n
28.269034046205
5 √n
14.48934572568
1 , 2 , 3 , 6 , 51 , 102 , 153 , 306 , 2087 , 4174 , 6261 , 12522 , 106437 , 212874 , 319311 , 638622
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-638621
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 638622 can be divided by 16 positive divisors.
The sum of these divisors (counting 638622) is 1, the average is 0.0625.
Base
System
Value
2
Binary
10011011111010011110
3
Ternary
1012110000200
4
Quaternary
2123322132
5
Quinary
130413442
6
Senary
21404330
8
Octal
2337236
10
Decimal
638622
12
Duodecimal
2696a6
16
Hexadecimal
9be9e
20
Vigesimal
3jgb2
36
Base36
dori
md5
24330531679f7fd5318e3e9dde4e1c99
sha1
4456117abf6afde018383bf9d9bdf21de752540b
sha256
4ba79fcaad378f25466ee11ca4709936af5bda5ebb28fa02b06438ce37398840
sha512
1cd02c7439ee038ade22dd74b657bb17da4a730cd5f56642d5e2a8837a975a893723e02ff30cb2466f20fbe35d80ca6f46ab53c2380aad3a81387dec1e6d52b4
ripemd-160
5a7d471198b1382ffb5ddfbc6fa2069b34d2943d
Diameter
1277244
Circumference
4012580.3672416
Area
1281261049644.3
Volume
1.0909886587279E+18
Surface area
5125044198577.2
Circumference
4012580.3672416
Perimeter
2554488
Area
407838058884
Diagonal
903147.89362983
Surface area
2447028353304
Volume
260454356840617848
Space diagonal
1106125.7508313
Perimeter
1915866
Area
176599059811.84
Altitude
553062.87541563
Surface area
176599059811.84
Volume
3.0694840318597E+16
Height
301049.29787661