640624871 (number)

640624871 is an odd 9-digits composite number following 640624870 and preceding 640624872. In scientific notation, it is written as 6.40624871 × 10^8. The sum of its digits is 38. It has a total of 2 prime factors and 4 positive divisors. There are 640428192 positive integers (up to 640624871) that are relatively prime to 640624871.

Interesting facts

Basic properties

Name

Name six hundred forty million six hundred twenty-four thousand eight hundred seventy-one

Notation

Scientific notation 6.40624871 × 10^8
Engineering notation 6.40624871 × 10^6

Prime Factorization of 640624871

Prime Factorization 3313 × 193367

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 2
Total number of prime factors
rad Radical 640624871
Product of the distinct prime numbers

The prime factorization of 640624871 is 3313 × 193367. Since it has a total of 2 prime factors.

Most popular turbo-numbers

Basic calculations (n = 640624871)

Multiplication

n×y
n×2 1281249742
n×3 1921874613
n×4 2562499484
n×5 3203124355

Division

n÷y
n÷2 320312435.5
n÷3 213541623.66667
n÷3 160156217.75
n÷5 128124974.2

Exponentiation

ny
n2 410400225343766641
n3 2.6291259141922E+26
n4 1.6842834496221E+35
n5 1.0789938676416E+44

Nth Root

y√n
2√n 25310.568365803
3√n 862.05425223291
4√n 159.09295511054
5√n 57.719260604573

Divisors of 640624871

4 divisors

τ Total Divisors 4
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -640624870
Sum of the proper positive divisors of n
A Arithmetic Mean 0.25
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 4
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 640624871 can be divided by 4 positive divisors. The sum of these divisors (counting 640624871) is 1, the average is 0.25.

Base conversion 640624871

Base System Value
2 Binary 100110001011110010100011100111
3 Ternary 1122122110010010002
4 Quaternary 212023302203213
5 Quinary 2302444443441
6 Senary 143322451515
8 Octal 4613624347
10 Decimal 640624871
12 Duodecimal 15a663b9b
16 Hexadecimal 262f28e7
20 Vigesimal a03i23b
36 Base36 aletbb

Cryptographic Hash Functions

md5 f787ce7cedcafa45516e80a43b930ca2
sha1 45cc224fcfad60ada1b0376d7b9a8a38a897ac80
sha256 97dc944f11faea8b8bec09423bd8cf982df971144fe6766215cc570534ea517f
sha512 d1adf4c465606926247f27acd6d3320ebbf1ee4c8362971ea6390e19d1e50a1c62d8134b4718326c1f573aedd661288dae642b025261ade4d2c0bcdc0d6c9e55
ripemd-160 3b00cef00d4b64de661d6206e47e0e7b0b325d8a

640624871 as geometric shapes

Circle

Radius = n
Diameter 1281249742
Circumference 4025164776.881
Area 1.2893103329716E+18

Sphere

Radius = n
Volume 1.1012856876518E+27
Surface area 5.1572413318863E+18
Circumference 4025164776.881

Square

Length = n
Perimeter 2562499484
Area 410400225343766641
Diagonal 905980380.96171

Cube

Length = n
Surface area 2462401352062599846
Volume 2.6291259141922E+26
Space diagonal 1109594825.1643

Equilateral Triangle

Length = n
Perimeter 1921874613
Area 1.7770851043328E+17
Altitude 554797412.58213

Triangular Pyramid

Length = n
Surface area 1.7770851043328E+17
Volume 3.0984546041977E+25
Height 301993460.32057