638107922 is an even 9-digits composite number following 638107921
and preceding 638107923 . In scientific notation, it is written as 6.38107922 × 10^8.
The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors.
There are 318902800 positive integers (up to 638107922) that are relatively prime to 638107922.
638107922 has 8 divisors, whose sum is 957615372
The reverse of 638107922 is 229701836
Previous prime number is 2141
Is Prime? no
Number parity even
Number length 9
Sum of Digits 38
Digital Root 2
Name
six hundred thirty-eight million one hundred seven thousand nine hundred twenty-two
Scientific notation
6.38107922 × 10^8
Engineering notation
6.38107922 × 10^6
Prime Factorization
2 × 2141 × 149021
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
638107922
Product of the distinct prime numbers
The prime factorization of 638107922 is 2 × 2141 × 149021.
Since it has a total of 3 prime factors.
2 , 5 , 65 , 79 , 392 , 907 , 1881 , 9298 , 21141 , 12561 , 672075 , 397395 , 5881423 , 1593127 , 26007727 , 90588516 , 260631978 , 632203598 , 9841465874 , 1615901391
n×2
1276215844
n×3
1914323766
n×4
2552431688
n×5
3190539610
n÷2
319053961
n÷3
212702640.66667
n÷3
159526980.5
n÷5
127621584.4
n2
407181720119158084
n3
2.5982588130162E+26
n4
1.657969531992E+35
n5
1.0579634927987E+44
2 √n
25260.798126742
3 √n
860.92379639454
4 √n
158.93645940042
5 √n
57.673834555106
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
-638107921
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 638107922 can be divided by 8 positive divisors.
The sum of these divisors (counting 638107922) is 1, the average is 0.125.
Base
System
Value
2
Binary
100110000010001100000100010010
3
Ternary
1122110201020111202
4
Quaternary
212002030010102
5
Quinary
2301323423142
6
Senary
143152511202
8
Octal
4602140422
10
Decimal
638107922
12
Duodecimal
15984b502
16
Hexadecimal
2608c112
20
Vigesimal
9j839g2
36
Base36
ajwv82
md5
55cb7610fead460c2e229882af73a623
sha1
1a9f271b3bf7470e1efc03d72142a8770b75ea45
sha256
0be11c186060f7833c9e736de591997efcbfed3f7c9b50e47e32575014894b7b
sha512
a70ac3c0fa80c82e038a51d3cadc3ba99dbacfc9c21cb699233bd654dbef1094fdf12e1a622397b3b25f7c0ba848d1b60730bc8e43312a66a1a954f22a08b72a
ripemd-160
d30df5e4e98be5f86dcb148b3b6fb16b970a384f
Diameter
1276215844
Circumference
4009350319.9053
Area
1.2791991006024E+18
Volume
1.0883561065462E+27
Surface area
5.1167964024096E+18
Circumference
4009350319.9053
Perimeter
2552431688
Area
407181720119158084
Diagonal
902420877.55011
Surface area
2443090320714948504
Volume
2.5982588130162E+26
Space diagonal
1105235341.6162
Perimeter
1914323766
Area
1.7631485678992E+17
Altitude
552617670.8081
Surface area
1.7631485678992E+17
Volume
3.0620773766025E+25
Height
300806959.18337