645993313 (number)

645993313 is an odd 9-digits composite number following 645993312 and preceding 645993314. In scientific notation, it is written as 6.45993313 × 10^8. The sum of its digits is 43. It has a total of 4 prime factors and 12 positive divisors. There are 551216232 positive integers (up to 645993313) that are relatively prime to 645993313.

Interesting facts

Basic properties

Name

Name six hundred forty-five million nine hundred ninety-three thousand three hundred thirteen

Notation

Scientific notation 6.45993313 × 10^8
Engineering notation 6.45993313 × 10^6

Prime Factorization of 645993313

Prime Factorization 7 × 7 × 223 × 59119

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 92284759
Product of the distinct prime numbers

The prime factorization of 645993313 is 7 × 7 × 223 × 59119. Since it has a total of 4 prime factors.

Most popular turbo-numbers

Basic calculations (n = 645993313)

Multiplication

n×y
n×2 1291986626
n×3 1937979939
n×4 2583973252
n×5 3229966565

Division

n÷y
n÷2 322996656.5
n÷3 215331104.33333
n÷3 161498328.25
n÷5 129198662.6

Exponentiation

ny
n2 417307360440715969
n3 2.6957776431038E+26
n4 1.74145433078E+35
n5 1.1249678525788E+44

Nth Root

y√n
2√n 25416.398505689
3√n 864.45556438106
4√n 159.42521289209
5√n 57.815675542106

Divisors of 645993313

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 -645993312
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 645993313 can be divided by 12 positive divisors. The sum of these divisors (counting 645993313) is 1, the average is 0.083333333333333.

Base conversion 645993313

Base System Value
2 Binary 100110100000010001001101100001
3 Ternary 1200000112212020021
4 Quaternary 212200101031201
5 Quinary 2310333241223
6 Senary 144033513441
8 Octal 4640211541
10 Decimal 645993313
12 Duodecimal 160412881
16 Hexadecimal 26811361
20 Vigesimal a1h935d
36 Base36 aolvmp

Cryptographic Hash Functions

md5 30cf1886fdb7c4370371e61a7fc83a78
sha1 840a1f5beb3d1c793fa38535c8f20618ff7e589b
sha256 270fe25f63d9dbbe4fc6cc564fbe324e1cbc9c1bf31288990e1df26b97c12d00
sha512 5182dd03cbdd9c743c902d8a2a58997942cfb1794c403cb7f33722508396430e70080be1be9b710a1811848817298e26369c2e80c026ed3551dbf4501ad0ab4d
ripemd-160 d81029554b46e53b2ccfe4bc978d522d885536a7

645993313 as geometric shapes

Circle

Radius = n
Diameter 1291986626
Circumference 4058895692.7779
Area 1.3110097378495E+18

Sphere

Radius = n
Volume 1.1292046985715E+27
Surface area 5.244038951398E+18
Circumference 4058895692.7779

Square

Length = n
Perimeter 2583973252
Area 417307360440715969
Diagonal 913572504.44693

Cube

Length = n
Surface area 2503844162644295814
Volume 2.6957776431038E+26
Space diagonal 1118893239.4657

Equilateral Triangle

Length = n
Perimeter 1937979939
Area 1.8069938766394E+17
Altitude 559446619.73287

Triangular Pyramid

Length = n
Surface area 1.8069938766394E+17
Volume 3.1770044200163E+25
Height 304524168.14898