638992014 is an even 9-digits composite number following 638992013
and preceding 638992015 . In scientific notation, it is written as 6.38992014 × 10^8.
The sum of its digits is 42. It has a total of 4 prime factors and 16 positive divisors.
There are 212736888 positive integers (up to 638992014) that are relatively prime to 638992014.
638992014 has 16 divisors, whose sum is 1279546752
The reverse of 638992014 is 410299836
Previous prime number is 823
Is Prime? no
Number parity even
Number length 9
Sum of Digits 42
Digital Root 6
Name
six hundred thirty-eight million nine hundred ninety-two thousand fourteen
Scientific notation
6.38992014 × 10^8
Engineering notation
6.38992014 × 10^6
Prime Factorization
2 × 3 × 823 × 129403
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
638992014
Product of the distinct prime numbers
The prime factorization of 638992014 is 2 × 3 × 823 × 129403.
Since it has a total of 4 prime factors.
6 , 4 , 51 , 67 , 898 , 616 , 6246 , 7418 , 1963 , 11809 , 451798 , 901325 , 2607606 , 2140440 , 47468069 , 83599506 , 223121230 , 968895193 , 9011181846 , 3720574972
n×2
1277984028
n×3
1916976042
n×4
2555968056
n×5
3194960070
n÷2
319496007
n÷3
212997338
n÷3
159748003.5
n÷5
127798402.8
n2
408310793955776196
n3
2.6090733656774E+26
n4
1.667177044608E+35
n5
1.0653128174286E+44
2 √n
25278.291358397
3 √n
861.32121328374
4 √n
158.99148203095
5 √n
57.689807007279
1 , 2 , 3 , 6 , 823 , 1646 , 2469 , 4938 , 129403 , 258806 , 388209 , 776418 , 106498669 , 212997338 , 319496007 , 638992014
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
-638992013
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 638992014 can be divided by 16 positive divisors.
The sum of these divisors (counting 638992014) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100110000101100011111010001110
3
Ternary
1122112101011020220
4
Quaternary
212011203322032
5
Quinary
2302040221024
6
Senary
143223452210
8
Octal
4605437216
10
Decimal
638992014
12
Duodecimal
159bb7066
16
Hexadecimal
26163e8e
20
Vigesimal
9jde00e
36
Base36
akfte6
md5
5ea433e16416a3dccb50487b9e8205cf
sha1
3237d2fb0a99cf288d4888206a337a58af521766
sha256
a7000b1594813060407f73f6ddc2d64cb53122f9da0494d03b814649fa63946e
sha512
2c592e0cb5ef04847378abe58abce35fc45dc0093260570666c547586cc05a8d89c12de571f8aa63412898067ff40507b311f5b1bed04f937c4052ebd5bb0aec
ripemd-160
2ec931c01c4da561cf1bec2fa3e4aa50fdbc000f
Diameter
1277984028
Circumference
4014905233.7699
Area
1.2827461906729E+18
Volume
1.0928860957719E+27
Surface area
5.1309847626915E+18
Circumference
4014905233.7699
Perimeter
2555968056
Area
408310793955776196
Diagonal
903671172.4469
Surface area
2449864763734657176
Volume
2.6090733656774E+26
Space diagonal
1106766633.8788
Perimeter
1916976042
Area
1.7680376010255E+17
Altitude
553383316.93938
Surface area
1.7680376010255E+17
Volume
3.0748224491395E+25
Height
301223724.14897