644938324 (number)

644938324 is an even 9-digits composite number following 644938323 and preceding 644938325. In scientific notation, it is written as 6.44938324 × 10^8. The sum of its digits is 43. It has a total of 4 prime factors and 12 positive divisors. There are 315608024 positive integers (up to 644938324) that are relatively prime to 644938324.

Interesting facts

Basic properties

Name

Name six hundred forty-four million nine hundred thirty-eight thousand three hundred twenty-four

Notation

Scientific notation 6.44938324 × 10^8
Engineering notation 6.44938324 × 10^6

Prime Factorization of 644938324

Prime Factorization 2 × 2 × 47 × 3430523

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 322469162
Product of the distinct prime numbers

The prime factorization of 644938324 is 2 × 2 × 47 × 3430523. Since it has a total of 4 prime factors.

Most popular turbo-numbers

10, 6, 11, 79, 326, 583, 7017, 6108, 72835, 35517, 805690, 883750, 544518, 1620086, 770076, 99242865, 746540527, 698957708, 6076794301, 4475245393

Basic calculations (n = 644938324)

Multiplication

n×y
n×2 1289876648
n×3 1934814972
n×4 2579753296
n×5 3224691620

Division

n÷y
n÷2 322469162
n÷3 214979441.33333
n÷3 161234581
n÷5 128987664.8

Exponentiation

ny
n2 415945441763928976
n3 2.6825915608667E+26
n4 1.7301061052419E+35
n5 1.1158117318569E+44

Nth Root

y√n
2√n 25395.635924308
3√n 863.9847194514
4√n 159.36008259382
5√n 57.796779127995

Divisors of 644938324

1, 2, 4, 47, 94, 188, 3430523, 6861046, 13722092, 161234581, 322469162, 644938324

12 divisors

τ Total Divisors 12
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -644938323
Sum of the proper positive divisors of n
A Arithmetic Mean 0.083333333333333
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 12
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 644938324 can be divided by 12 positive divisors. The sum of these divisors (counting 644938324) is 1, the average is 0.083333333333333.

Base conversion 644938324

Base System Value
2 Binary 100110011100001111101001010100
3 Ternary 1122221120021001121
4 Quaternary 212130033221110
5 Quinary 2310101011244
6 Senary 143555133324
8 Octal 4634175124
10 Decimal 644938324
12 Duodecimal 15bba4244
16 Hexadecimal 2670fa54
20 Vigesimal a1ah5g4
36 Base36 anz9lg

Cryptographic Hash Functions

md5 c684790d15c460da62294dc455aaaeab
sha1 06fe42b7b7e1abb64429cd53d67879c6c4f6f021
sha256 23a40bc31516350e924c80b0afc54a644488dee2c3163ccfcb035bed070986cc
sha512 09a2bfd9eb4f555a9c367d1a605873fe0d94f96dd1458fdcce34383cc518493279153fdd4c7e59c35991d1bf8460c34a6bbe0bd17bfb1050764f784217096d8b
ripemd-160 ccd94bc6b30908eb361e97b4dcd5cd5c00e9c019

644938324 as geometric shapes

Circle

Radius = n
Diameter 1289876648
Circumference 4052267001.3938
Area 1.3067311441397E+18

Sphere

Radius = n
Volume 1.1236813253601E+27
Surface area 5.2269245765589E+18
Circumference 4052267001.3938

Square

Length = n
Perimeter 2579753296
Area 415945441763928976
Diagonal 912080524.69497

Cube

Length = n
Surface area 2495672650583573856
Volume 2.6825915608667E+26
Space diagonal 1117065944.9163

Equilateral Triangle

Length = n
Perimeter 1934814972
Area 1.8010965957795E+17
Altitude 558532972.45816

Triangular Pyramid

Length = n
Surface area 1.8010965957795E+17
Volume 3.1614644730711E+25
Height 304026841.56499