638993610 (number)

638993610 is an even 9-digits composite number following 638993609 and preceding 638993611. In scientific notation, it is written as 6.38993610 × 10^8. The sum of its digits is 45. It has a total of 8 prime factors and 160 positive divisors. There are 163296000 positive integers (up to 638993610) that are relatively prime to 638993610.

Interesting facts

Basic properties

Name

Name six hundred thirty-eight million nine hundred ninety-three thousand six hundred ten

Notation

Scientific notation 6.38993610 × 10^8
Engineering notation 6.38993610 × 10^6

Prime Factorization of 638993610

Prime Factorization 2 × 9 × 5 × 3 × 3 × 71 × 41 × 271

Composite number
ω Distinct Factors 7
Total number of distinct prime factors
Ω Total Factors 8
Total number of prime factors
rad Radical 212997870
Product of the distinct prime numbers

The prime factorization of 638993610 is 2 × 9 × 5 × 3 × 3 × 71 × 41 × 271. Since it has a total of 8 prime factors.

Most popular turbo-numbers

Basic calculations (n = 638993610)

Multiplication

n×y
n×2 1277987220
n×3 1916980830
n×4 2555974440
n×5 3194968050

Division

n÷y
n÷2 319496805
n÷3 212997870
n÷3 159748402.5
n÷5 127798722

Exponentiation

ny
n2 408312833620832100
n3 2.609092915647E+26
n4 1.6671937009947E+35
n5 1.0653261215679E+44

Nth Root

y√n
2√n 25278.322926966
3√n 861.32193038582
4√n 158.99158130847
5√n 57.68983582543

Divisors of 638993610

160 divisors

τ Total Divisors 160
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -638993609
Sum of the proper positive divisors of n
A Arithmetic Mean 0.00625
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 160
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 638993610 can be divided by 160 positive divisors. The sum of these divisors (counting 638993610) is 1, the average is 0.00625.

Base conversion 638993610

Base System Value
2 Binary 100110000101100100010011001010
3 Ternary 1122112101020110000
4 Quaternary 212011210103022
5 Quinary 2302040243420
6 Senary 143223503430
8 Octal 4605442312
10 Decimal 638993610
12 Duodecimal 159bb7b76
16 Hexadecimal 261644ca
20 Vigesimal 9jde40a
36 Base36 akfumi

Cryptographic Hash Functions

md5 970ff376bad6132b9b962da2063faef8
sha1 ec8fb4e4b5bc8c3b75aa2451ddc6dc1b05b36171
sha256 4f196e9c1666a3b1c00cb36dc031b49f6e3fc58769d4d6366a5772a530ffae3b
sha512 8a77e72bcae861f4a4689b39b7344768a17fc2774058f543c87ac6cf1e6f07486283b255cd4a2a946c2527b17f93b64f175e5ff330b897d7e5e1f49de23cfc70
ripemd-160 3fe5d1e4f056fcbbbed6ff846d373af7f23193f9

638993610 as geometric shapes

Circle

Radius = n
Diameter 1277987220
Circumference 4014915261.7336
Area 1.2827525984696E+18

Sphere

Radius = n
Volume 1.092894284844E+27
Surface area 5.1310103938786E+18
Circumference 4014915261.7336

Square

Length = n
Perimeter 2555974440
Area 408312833620832100
Diagonal 903673429.53174

Cube

Length = n
Surface area 2449877001724992600
Volume 2.609092915647E+26
Space diagonal 1106769398.2319

Equilateral Triangle

Length = n
Perimeter 1916980830
Area 1.7680464330342E+17
Altitude 553384699.11593

Triangular Pyramid

Length = n
Surface area 1.7680464330342E+17
Volume 3.0748454889997E+25
Height 301224476.51058