638448465 (number)

638448465 is an odd 9-digits composite number following 638448464 and preceding 638448466. In scientific notation, it is written as 6.38448465 × 10^8. The sum of its digits is 48. It has a total of 4 prime factors and 16 positive divisors. There are 339341376 positive integers (up to 638448465) that are relatively prime to 638448465.

Interesting facts

Basic properties

Name

Name six hundred thirty-eight million four hundred forty-eight thousand four hundred sixty-five

Notation

Scientific notation 6.38448465 × 10^8
Engineering notation 6.38448465 × 10^6

Prime Factorization of 638448465

Prime Factorization 3 × 5 × 293 × 145267

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 638448465
Product of the distinct prime numbers

The prime factorization of 638448465 is 3 × 5 × 293 × 145267. Since it has a total of 4 prime factors.

Most popular turbo-numbers

8, 8, 29, 28, 230, 632, 4357, 5264, 77998, 15247, 816333, 969653, 3090719, 1586952, 33461735, 25698050, 364962013, 696555576, 708500884, 8863141806

Basic calculations (n = 638448465)

Multiplication

n×y
n×2 1276896930
n×3 1915345395
n×4 2553793860
n×5 3192242325

Division

n÷y
n÷2 319224232.5
n÷3 212816155
n÷3 159612116.25
n÷5 127689693

Exponentiation

ny
n2 407616442460856225
n3 2.6024209199789E+26
n4 1.6615116416444E+35
n5 1.0607895571875E+44

Nth Root

y√n
2√n 25267.537770824
3√n 861.07692066661
4√n 158.95766030872
5√n 57.679989071813

Divisors of 638448465

1, 3, 5, 15, 293, 879, 1465, 4395, 145267, 435801, 726335, 2179005, 42563231, 127689693, 212816155, 638448465

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 -638448464
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 638448465 can be divided by 16 positive divisors. The sum of these divisors (counting 638448465) is 1, the average is 0.0625.

Base conversion 638448465

Base System Value
2 Binary 100110000011011111001101010001
3 Ternary 1122111100112122110
4 Quaternary 212003133031101
5 Quinary 2301420322330
6 Senary 143204055533
8 Octal 4603371521
10 Decimal 638448465
12 Duodecimal 1599945a9
16 Hexadecimal 260df351
20 Vigesimal 9ja6135
36 Base36 ak45zl

Cryptographic Hash Functions

md5 296559d1ae3fb2609a62075feba9d80f
sha1 11c41d38a6afdb4d81a14980ad194c9dfeae942f
sha256 397cbf6c996d459227d6fcbe72cc095fbd9c79d3e98d6547a78ea702afb67f3f
sha512 2d8a391586a5f05afc400723b96df5a8ec365fd096c6e8edfe8d306c342f5906dcabff6864bd2779bd6822d10cf4701c9854678cc0493cf1239b65368405852d
ripemd-160 48a82dc2b63bd1969905b3e89249343e40e52260

638448465 as geometric shapes

Circle

Radius = n
Diameter 1276896930
Circumference 4011490014.6794
Area 1.2805648211174E+18

Sphere

Radius = n
Volume 1.0900995258339E+27
Surface area 5.1222592844697E+18
Circumference 4011490014.6794

Square

Length = n
Perimeter 2553793860
Area 407616442460856225
Diagonal 902902478.07928

Cube

Length = n
Surface area 2445698654765137350
Volume 2.6024209199789E+26
Space diagonal 1105825179.3944

Equilateral Triangle

Length = n
Perimeter 1915345395
Area 1.7650309708567E+17
Altitude 552912589.69718

Triangular Pyramid

Length = n
Surface area 1.7650309708567E+17
Volume 3.0669824666981E+25
Height 300967492.69309