644013244 (number)

644013244 is an even 9-digits composite number following 644013243 and preceding 644013245. In scientific notation, it is written as 6.44013244 × 10^8. The sum of its digits is 28. It has a total of 5 prime factors and 24 positive divisors. There are 259769856 positive integers (up to 644013244) that are relatively prime to 644013244.

Interesting facts

Basic properties

Name

Name six hundred forty-four million thirteen thousand two hundred forty-four

Notation

Scientific notation 6.44013244 × 10^8
Engineering notation 6.44013244 × 10^6

Prime Factorization of 644013244

Prime Factorization 2 × 2 × 17 × 7 × 1352969

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 322006622
Product of the distinct prime numbers

The prime factorization of 644013244 is 2 × 2 × 17 × 7 × 1352969. Since it has a total of 5 prime factors.

Most popular turbo-numbers

3, 3, 69, 55, 598, 765, 5184, 5135, 48225, 49494, 536088, 704624, 8616383, 4141580, 76892077, 68415380, 979961628, 435968110, 2564681226, 5264226193

Basic calculations (n = 644013244)

Multiplication

n×y
n×2 1288026488
n×3 1932039732
n×4 2576052976
n×5 3220066220

Division

n÷y
n÷2 322006622
n÷3 214671081.33333
n÷3 161003311
n÷5 128802648.8

Exponentiation

ny
n2 414753058447403536
n3 2.6710646262963E+26
n4 1.7202009949148E+35
n5 1.1078322230671E+44

Nth Root

y√n
2√n 25377.416022913
3√n 863.57143061343
4√n 159.30290651119
5√n 57.780189216915

Divisors of 644013244

1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 476, 1352969, 2705938, 5411876, 9470783, 18941566, 23000473, 37883132, 46000946, 92001892, 161003311, 322006622, 644013244

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 -644013243
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 644013244 can be divided by 24 positive divisors. The sum of these divisors (counting 644013244) is 1, the average is 0.041666666666667.

Base conversion 644013244

Base System Value
2 Binary 100110011000101101110010111100
3 Ternary 1122212211021002101
4 Quaternary 212120231302330
5 Quinary 2304331410434
6 Senary 143523234444
8 Octal 4630556274
10 Decimal 644013244
12 Duodecimal 15b818a24
16 Hexadecimal 2662dcbc
20 Vigesimal a151d24
36 Base36 anffss

Cryptographic Hash Functions

md5 8dfa4038d7f8526a30ed8cfda20ce933
sha1 1c550b9d4c432eba4509dd34ff8dd21b53d4a700
sha256 89a47d5358239513f021a75ee467091f4c290ff44361a843d5371b7c65ddf354
sha512 c58d287aa3b3d174777b43a8105dbbd609c38e8ecc97809a72bbd93e3a4d4b6613811f88e74b3ef3f871adaa6daac639fe7e6b96f50e41bdc3b139a8b9e7032a
ripemd-160 6042b278c7c48c2add567c87e4b7ed7c3e315b30

644013244 as geometric shapes

Circle

Radius = n
Diameter 1288026488
Circumference 4046454552.3299
Area 1.3029851614723E+18

Sphere

Radius = n
Volume 1.1188529342982E+27
Surface area 5.211940645889E+18
Circumference 4046454552.3299

Square

Length = n
Perimeter 2576052976
Area 414753058447403536
Diagonal 910772264.01269

Cube

Length = n
Surface area 2488518350684421216
Volume 2.6710646262963E+26
Space diagonal 1115463659.3553

Equilateral Triangle

Length = n
Perimeter 1932039732
Area 1.7959334245637E+17
Altitude 557731829.67763

Triangular Pyramid

Length = n
Surface area 1.7959334245637E+17
Volume 3.1478798504028E+25
Height 303590754.6709