664996988 (number)

664996988 is an even 9-digits composite number following 664996987 and preceding 664996989. In scientific notation, it is written as 6.64996988 × 10^8. The sum of its digits is 65. It has a total of 4 prime factors and 12 positive divisors. There are 332444112 positive integers (up to 664996988) that are relatively prime to 664996988.

Interesting facts

Basic properties

Name

Name six hundred sixty-four million nine hundred ninety-six thousand nine hundred eighty-eight

Notation

Scientific notation 6.64996988 × 10^8
Engineering notation 6.64996988 × 10^6

Prime Factorization of 664996988

Prime Factorization 2 × 2 × 17909 × 9283

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 332498494
Product of the distinct prime numbers

The prime factorization of 664996988 is 2 × 2 × 17909 × 9283. Since it has a total of 4 prime factors.

Most popular turbo-numbers

Basic calculations (n = 664996988)

Multiplication

n×y
n×2 1329993976
n×3 1994990964
n×4 2659987952
n×5 3324984940

Division

n÷y
n÷2 332498494
n÷3 221665662.66667
n÷3 166249247
n÷5 132999397.6

Exponentiation

ny
n2 442220994049072144
n3 2.94075629073E+26
n4 1.9555940757775E+35
n5 1.3004641701427E+44

Nth Root

y√n
2√n 25787.535516214
3√n 872.85055570717
4√n 160.58497911142
5√n 58.151903565163

Divisors of 664996988

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 -664996987
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 664996988 can be divided by 12 positive divisors. The sum of these divisors (counting 664996988) is 1, the average is 0.083333333333333.

Base conversion 664996988

Base System Value
2 Binary 100111101000110000110001111100
3 Ternary 1201100022100101002
4 Quaternary 213220300301330
5 Quinary 2330214400423
6 Senary 145553105432
8 Octal 4750606174
10 Decimal 664996988
12 Duodecimal 166858278
16 Hexadecimal 27a30c7c
20 Vigesimal a7g4c98
36 Base36 azx6yk

Cryptographic Hash Functions

md5 135e501eb79ac5171b05f59f8ad6eec2
sha1 6d72cac8def92edf4119ba07dc48529f2aa3f1e1
sha256 0de643272a3642eb0a71c37c17a5d17d11c73ea34f58c288a6595f4213c157cf
sha512 78739796e3a2df469f0a371f5b2cd91598d25e912c541775750c43a678cd5fb2408bc5d2157f4d07623bcb3a1e4f390963998fb149a0c29b2df91cfff27f4f88
ripemd-160 a17aabb8b2a495ec715be3fbb21657ca7ef8280d

664996988 as geometric shapes

Circle

Radius = n
Diameter 1329993976
Circumference 4178299304.3203
Area 1.3892782261677E+18

Sphere

Radius = n
Volume 1.2318211145274E+27
Surface area 5.557112904671E+18
Circumference 4178299304.3203

Square

Length = n
Perimeter 2659987952
Area 442220994049072144
Diagonal 940447759.36686

Cube

Length = n
Surface area 2653325964294432864
Volume 2.94075629073E+26
Space diagonal 1151808570.0963

Equilateral Triangle

Length = n
Perimeter 1994990964
Area 1.9148730746665E+17
Altitude 575904285.04814

Triangular Pyramid

Length = n
Surface area 1.9148730746665E+17
Volume 3.465714524987E+25
Height 313482586.45562