646972164 (number)

646972164 is an even 9-digits composite number following 646972163 and preceding 646972165. In scientific notation, it is written as 6.46972164 × 10^8. The sum of its digits is 45. It has a total of 8 prime factors and 96 positive divisors. There are 210742560 positive integers (up to 646972164) that are relatively prime to 646972164.

Interesting facts

Basic properties

Name

Name six hundred forty-six million nine hundred seventy-two thousand one hundred sixty-four

Notation

Scientific notation 6.46972164 × 10^8
Engineering notation 6.46972164 × 10^6

Prime Factorization of 646972164

Prime Factorization 2 × 2 × 3 × 3 × 3 × 139 × 71 × 607

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 8
Total number of prime factors
rad Radical 35942898
Product of the distinct prime numbers

The prime factorization of 646972164 is 2 × 2 × 3 × 3 × 3 × 139 × 71 × 607. Since it has a total of 8 prime factors.

Most popular turbo-numbers

Basic calculations (n = 646972164)

Multiplication

n×y
n×2 1293944328
n×3 1940916492
n×4 2587888656
n×5 3234860820

Division

n÷y
n÷2 323486082
n÷3 215657388
n÷3 161743041
n÷5 129394432.8

Exponentiation

ny
n2 418572980990842896
n3 2.7080506730358E+26
n4 1.7520334041556E+35
n5 1.1335168428868E+44

Nth Root

y√n
2√n 25435.647505027
3√n 864.89197042628
4√n 159.48557146346
5√n 57.833186144931

Divisors of 646972164

96 divisors

τ Total Divisors 96
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -646972163
Sum of the proper positive divisors of n
A Arithmetic Mean 0.010416666666667
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 96
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 646972164 can be divided by 96 positive divisors. The sum of these divisors (counting 646972164) is 1, the average is 0.010416666666667.

Base conversion 646972164

Base System Value
2 Binary 100110100100000000001100000100
3 Ternary 1200002101120222000
4 Quaternary 212210000030010
5 Quinary 2311111102124
6 Senary 144110505300
8 Octal 4644001404
10 Decimal 646972164
12 Duodecimal 160805230
16 Hexadecimal 26900304
20 Vigesimal a23ba84
36 Base36 ap6ux0

Cryptographic Hash Functions

md5 bb15a41126f216acae2952177c99a205
sha1 d335a42047c9a73e48290701e20dc506a7591d94
sha256 192017b83225cad1e3a834e93a1d0e1d09dc65f08cdf22f29b0faf1818a2768d
sha512 f700d686f1149dd4bcee4aecff1371071bde9ff78c09ca80cc17ca97f754381a39e791715a1f109002777b65a4fc91da13a428512837a9097660950142caf8d5
ripemd-160 2c419cec9e7ca0f21ca0714e2020c261a5ff549c

646972164 as geometric shapes

Circle

Radius = n
Diameter 1293944328
Circumference 4065045994.999
Area 1.314985802072E+18

Sphere

Radius = n
Volume 1.1343456133277E+27
Surface area 5.259943208288E+18
Circumference 4065045994.999

Square

Length = n
Perimeter 2587888656
Area 418572980990842896
Diagonal 914956808.80667

Cube

Length = n
Surface area 2511437885945057376
Volume 2.7080506730358E+26
Space diagonal 1120588659.1308

Equilateral Triangle

Length = n
Perimeter 1940916492
Area 1.8124741743793E+17
Altitude 560294329.56539

Triangular Pyramid

Length = n
Surface area 1.8124741743793E+17
Volume 3.1914683245006E+25
Height 304985602.93556