638501966 (number)

638501966 is an even 9-digits composite number following 638501965 and preceding 638501967. In scientific notation, it is written as 6.38501966 × 10^8. The sum of its digits is 44. It has a total of 3 prime factors and 8 positive divisors. There are 318788280 positive integers (up to 638501966) that are relatively prime to 638501966.

Interesting facts

Basic properties

Name

Name six hundred thirty-eight million five hundred one thousand nine hundred sixty-six

Notation

Scientific notation 6.38501966 × 10^8
Engineering notation 6.38501966 × 10^6

Prime Factorization of 638501966

Prime Factorization 2 × 691 × 462013

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 638501966
Product of the distinct prime numbers

The prime factorization of 638501966 is 2 × 691 × 462013. Since it has a total of 3 prime factors.

Most popular turbo-numbers

7, 1, 44, 89, 662, 712, 6400, 131, 9286, 43174, 823960, 925046, 9514325, 6865130, 51995377, 67959048, 308014489, 798274021, 9278027445, 7649065862

Basic calculations (n = 638501966)

Multiplication

n×y
n×2 1277003932
n×3 1915505898
n×4 2554007864
n×5 3192509830

Division

n÷y
n÷2 319250983
n÷3 212833988.66667
n÷3 159625491.5
n÷5 127700393.2

Exponentiation

ny
n2 407684760585865156
n3 2.6030752114231E+26
n4 1.6620686401395E+35
n5 1.061234094356E+44

Nth Root

y√n
2√n 25268.596439059
3√n 861.10097230225
4√n 158.96099030598
5√n 57.680955738296

Divisors of 638501966

1, 2, 691, 1382, 462013, 924026, 319250983, 638501966

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 -638501965
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 638501966 can be divided by 8 positive divisors. The sum of these divisors (counting 638501966) is 1, the average is 0.125.

Base conversion 638501966

Base System Value
2 Binary 100110000011101100010001001110
3 Ternary 1122111110021000222
4 Quaternary 212003230101032
5 Quinary 2301424030331
6 Senary 143205151342
8 Octal 4603542116
10 Decimal 638501966
12 Duodecimal 1599bb552
16 Hexadecimal 260ec44e
20 Vigesimal 9jacei6
36 Base36 ak5b9q

Cryptographic Hash Functions

md5 b086ce5e84cc690567fd5bf3c5e8ce6d
sha1 ca68f259bcfcee06c967d1710321cf027fed7865
sha256 474bde4eeb45262030fc196a97e12f8c58a8528c4a4c9704c57bdaa5c5389cc2
sha512 b55e60efe120ccc097f4bfb2421132152995ad9283dcb8b3e2ec07eb2b1b2ef717fee1cf8c46ae237ed24e44ce343100deedb8e5e958ac56b4439a8ef905f972
ripemd-160 cba6f94bf7d1ad15f71bc70d5d6231c86b49617e

638501966 as geometric shapes

Circle

Radius = n
Diameter 1277003932
Circumference 4011826171.3765
Area 1.2807794488371E+18

Sphere

Radius = n
Volume 1.0903735947932E+27
Surface area 5.1231177953483E+18
Circumference 4011826171.3765

Square

Length = n
Perimeter 2554007864
Area 407684760585865156
Diagonal 902978139.91908

Cube

Length = n
Surface area 2446108563515190936
Volume 2.6030752114231E+26
Space diagonal 1105917845.8446

Equilateral Triangle

Length = n
Perimeter 1915505898
Area 1.7653267970157E+17
Altitude 552958922.92231

Triangular Pyramid

Length = n
Surface area 1.7653267970157E+17
Volume 3.0677535565598E+25
Height 300992713.30636