642441828 (number)

642441828 is an even 9-digits composite number following 642441827 and preceding 642441829. In scientific notation, it is written as 6.42441828 × 10^8. The sum of its digits is 39. It has a total of 7 prime factors and 96 positive divisors. There are 179625600 positive integers (up to 642441828) that are relatively prime to 642441828.

Interesting facts

Basic properties

Name

Name six hundred forty-two million four hundred forty-one thousand eight hundred twenty-eight

Notation

Scientific notation 6.42441828 × 10^8
Engineering notation 6.42441828 × 10^6

Prime Factorization of 642441828

Prime Factorization 2 × 2 × 3 × 7 × 67 × 211 × 541

Composite number
ω Distinct Factors 6
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 321220914
Product of the distinct prime numbers

The prime factorization of 642441828 is 2 × 2 × 3 × 7 × 67 × 211 × 541. Since it has a total of 7 prime factors.

Most popular turbo-numbers

Basic calculations (n = 642441828)

Multiplication

n×y
n×2 1284883656
n×3 1927325484
n×4 2569767312
n×5 3212209140

Division

n÷y
n÷2 321220914
n÷3 214147276
n÷3 160610457
n÷5 128488365.6

Exponentiation

ny
n2 412731502363981584
n3 2.651559808519E+26
n4 1.7034729304363E+35
n5 1.094382263378E+44

Nth Root

y√n
2√n 25346.436199198
3√n 862.86847654179
4√n 159.20564122919
5√n 57.751964498384

Divisors of 642441828

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 -642441827
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 642441828 can be divided by 96 positive divisors. The sum of these divisors (counting 642441828) is 1, the average is 0.010416666666667.

Base conversion 642441828

Base System Value
2 Binary 100110010010101110001001100100
3 Ternary 1122202212102111210
4 Quaternary 212102232021210
5 Quinary 2303431114303
6 Senary 143425431420
8 Octal 4622561144
10 Decimal 642441828
12 Duodecimal 15b19b570
16 Hexadecimal 264ae264
20 Vigesimal a0f54b8
36 Base36 amhrac

Cryptographic Hash Functions

md5 cf64de686083fd7a635ca91249d11759
sha1 c6e591dbb61b216aa153b239a4e07d24870cfcb9
sha256 af472f72070bff8a3258c746557333a33da1849a7f8bcfcced51ece8d6705b3d
sha512 20f6702bd917267821fc709729ac0296c8e82b39a1c01f197e1a4e24f5865c7391dad581f45264e5b5371113ba4245cc5e301bb758ffa7e516351869d31ef499
ripemd-160 bf65012f4a3b7acc0611cb624a7d8a9e82a9e0ba

642441828 as geometric shapes

Circle

Radius = n
Diameter 1284883656
Circumference 4036581054.4072
Area 1.2966342557318E+18

Sphere

Radius = n
Volume 1.110682775333E+27
Surface area 5.1865370229271E+18
Circumference 4036581054.4072

Square

Length = n
Perimeter 2569767312
Area 412731502363981584
Diagonal 908549946.19336

Cube

Length = n
Surface area 2476389014183889504
Volume 2.651559808519E+26
Space diagonal 1112741887.0034

Equilateral Triangle

Length = n
Perimeter 1927325484
Area 1.7871798299466E+17
Altitude 556370943.50171

Triangular Pyramid

Length = n
Surface area 1.7871798299466E+17
Volume 3.1248932022092E+25
Height 302849982.06445