638045984 (number)

638045984 is an even 9-digits composite number following 638045983 and preceding 638045985. In scientific notation, it is written as 6.38045984 × 10^8. The sum of its digits is 47. It has a total of 7 prime factors and 24 positive divisors. There are 315437056 positive integers (up to 638045984) that are relatively prime to 638045984.

Interesting facts

Basic properties

Name

Name six hundred thirty-eight million forty-five thousand nine hundred eighty-four

Notation

Scientific notation 6.38045984 × 10^8
Engineering notation 6.38045984 × 10^6

Prime Factorization of 638045984

Prime Factorization 2 × 2 × 2 × 2 × 2 × 89 × 224033

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 39877874
Product of the distinct prime numbers

The prime factorization of 638045984 is 2 × 2 × 2 × 2 × 2 × 89 × 224033. Since it has a total of 7 prime factors.

Most popular turbo-numbers

4, 6, 47, 46, 394, 215, 3413, 4075, 48540, 29604, 722676, 108242, 4541436, 8030035, 28056858, 97618463, 657563095, 147468787, 5995983102, 7971553550

Basic calculations (n = 638045984)

Multiplication

n×y
n×2 1276091968
n×3 1914137952
n×4 2552183936
n×5 3190229920

Division

n÷y
n÷2 319022992
n÷3 212681994.66667
n÷3 159511496
n÷5 127609196.8

Exponentiation

ny
n2 407102677698528256
n3 2.5975022858119E+26
n4 1.6573259018931E+35
n5 1.0574501358821E+44

Nth Root

y√n
2√n 25259.572126226
3√n 860.89594027927
4√n 158.93260246477
5√n 57.672714888497

Divisors of 638045984

1, 2, 4, 8, 16, 32, 89, 178, 356, 712, 1424, 2848, 224033, 448066, 896132, 1792264, 3584528, 7169056, 19938937, 39877874, 79755748, 159511496, 319022992, 638045984

24 divisors

τ Total Divisors 24
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -638045983
Sum of the proper positive divisors of n
A Arithmetic Mean 0.041666666666667
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 24
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 638045984 can be divided by 24 positive divisors. The sum of these divisors (counting 638045984) is 1, the average is 0.041666666666667.

Base conversion 638045984

Base System Value
2 Binary 100110000001111100111100100000
3 Ternary 1122110121002112202
4 Quaternary 212001330330200
5 Quinary 2301314432414
6 Senary 143151312332
8 Octal 4601747440
10 Decimal 638045984
12 Duodecimal 15981b6a8
16 Hexadecimal 2607cf20
20 Vigesimal 9j7fej4
36 Base36 ajvjfk

Cryptographic Hash Functions

md5 e183ab53e428ed67044e72130e3967b9
sha1 c83c23820d5275a9693c5c6c017e5628ba223700
sha256 68aa28eebfbe4156a531fa5d2523b7902e6a668594c76f4a7137a6f739f7701a
sha512 0a3bd310364743c96e2f6b4c4089dc398234a1ec417daca7a000f7757b84041dc522fbd977e2d86dcbcb57116527f7d2b099fea64dbaf7c7662a4cf0140eadfb
ripemd-160 73c1f0d96787d6ad6744140392e44f793d02236c

638045984 as geometric shapes

Circle

Radius = n
Diameter 1276091968
Circumference 4008961151.9737
Area 1.2789507815144E+18

Sphere

Radius = n
Volume 1.0880392131719E+27
Surface area 5.1158031260577E+18
Circumference 4008961151.9737

Square

Length = n
Perimeter 2552183936
Area 407102677698528256
Diagonal 902333283.99049

Cube

Length = n
Surface area 2442616066191169536
Volume 2.5975022858119E+26
Space diagonal 1105128061.8533

Equilateral Triangle

Length = n
Perimeter 1914137952
Area 1.762806304178E+17
Altitude 552564030.92664

Triangular Pyramid

Length = n
Surface area 1.762806304178E+17
Volume 3.0611858007419E+25
Height 300777761.33016