638966030 is an even 9-digits composite number following 638966029
and preceding 638966031 . In scientific notation, it is written as 6.38966030 × 10^8.
The sum of its digits is 41. It has a total of 4 prime factors and 16 positive divisors.
There are 255341280 positive integers (up to 638966030) that are relatively prime to 638966030.
638966030 has 16 divisors, whose sum is 1151241984
The reverse of 638966030 is 030669836
Previous prime number is 1061
Is Prime? no
Number parity even
Number length 9
Sum of Digits 41
Digital Root 5
Name
six hundred thirty-eight million nine hundred sixty-six thousand thirty
Scientific notation
6.38966030 × 10^8
Engineering notation
6.38966030 × 10^6
Prime Factorization
2 × 5 × 1061 × 60223
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
638966030
Product of the distinct prime numbers
The prime factorization of 638966030 is 2 × 5 × 1061 × 60223.
Since it has a total of 4 prime factors.
6 , 10 , 94 , 78 , 145 , 637 , 3491 , 9704 , 39567 , 58486 , 675969 , 603875 , 4950178 , 7495111 , 98884276 , 11857463 , 15458972 , 721322135 , 3936042802 , 8621231680
n×2
1277932060
n×3
1916898090
n×4
2555864120
n×5
3194830150
n÷2
319483015
n÷3
212988676.66667
n÷3
159741507.5
n÷5
127793206
n2
408277587493960900
n3
2.6087550921899E+26
n4
1.6669058844989E+35
n5
1.0650962354019E+44
2 √n
25277.777394383
3 √n
861.30953819064
4 √n
158.9898656971
5 √n
57.689337819466
1 , 2 , 5 , 10 , 1061 , 2122 , 5305 , 10610 , 60223 , 120446 , 301115 , 602230 , 63896603 , 127793206 , 319483015 , 638966030
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
-638966029
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 638966030 can be divided by 16 positive divisors.
The sum of these divisors (counting 638966030) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100110000101011101100100001110
3
Ternary
1122112022211121112
4
Quaternary
212011131210032
5
Quinary
2302033403110
6
Senary
143223132022
8
Octal
4605354416
10
Decimal
638966030
12
Duodecimal
159ba4012
16
Hexadecimal
2615d90e
20
Vigesimal
9jdaf1a
36
Base36
akf9ce
md5
388a3c7ad6003907940f8ab376a25e0a
sha1
ed7d6436181496da9e04adc26138323e45ef85cf
sha256
5b2d4d8846840c2c001cd92426875f9e41e8e3591cc5256cf6ee38510602a061
sha512
d1199db973a39dc0daeee3f6b8dd11f6885fc3d3b74ca55350d833578d0c23c260a3e6412a8bf0ab297e9cbb1640c25866720927f3ccbe52aa37fa2d8659aac1
ripemd-160
239d3fc1877f6b10186eaf764a51fec6ed0ddff3
Diameter
1277932060
Circumference
4014741971.4829
Area
1.2826418694964E+18
Volume
1.0927527776852E+27
Surface area
5.1305674779856E+18
Circumference
4014741971.4829
Perimeter
2555864120
Area
408277587493960900
Diagonal
903634425.52169
Surface area
2449665524963765400
Volume
2.6087550921899E+26
Space diagonal
1106721628.2706
Perimeter
1916898090
Area
1.767893812828E+17
Altitude
553360814.13529
Surface area
1.767893812828E+17
Volume
3.0744473602374E+25
Height
301211475.1739