28804940 (number)

28804940 is an even 8-digits composite number following 28804939 and preceding 28804941. In scientific notation, it is written as 2.8804940 × 10^7. The sum of its digits is 35. It has a total of 4 prime factors and 12 positive divisors. There are 11521968 positive integers (up to 28804940) that are relatively prime to 28804940.

Interesting facts

Basic properties

Name

Name twenty-eight million eight hundred four thousand nine hundred forty

Notation

Scientific notation 2.8804940 × 10^7
Engineering notation 2.8804940 × 10^6

Prime Factorization of 28804940

Prime Factorization 2 × 2 × 5 × 1440247

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 14402470
Product of the distinct prime numbers

The prime factorization of 28804940 is 2 × 2 × 5 × 1440247. Since it has a total of 4 prime factors.

Most popular turbo-numbers

3, 3, 88, 91, 898, 674, 5876, 3115, 3580, 56465, 639021, 380631, 5169839, 3673003, 85810358, 75372941, 518261369, 196042566, 6338587474, 4770005425

Basic calculations (n = 28804940)

Multiplication

n×y
n×2 57609880
n×3 86414820
n×4 115219760
n×5 144024700

Division

n÷y
n÷2 14402470
n÷3 9601646.6666667
n÷3 7201235
n÷5 5760988

Exponentiation

ny
n2 829724568403600
n3 2.3900166409392E+22
n4 6.8844285941254E+29
n5 1.9830555258807E+37

Nth Root

y√n
2√n 5367.0233835898
3√n 306.541297736
4√n 73.259971222966
5√n 31.037976143753

Divisors of 28804940

1, 2, 4, 5, 10, 20, 1440247, 2880494, 5760988, 7201235, 14402470, 28804940

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 -28804939
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 28804940 can be divided by 12 positive divisors. The sum of these divisors (counting 28804940) is 1, the average is 0.083333333333333.

Base conversion 28804940

Base System Value
2 Binary 1101101111000011101001100
3 Ternary 2000012102221122
4 Quaternary 1231320131030
5 Quinary 24333224230
6 Senary 2505220112
8 Octal 155703514
10 Decimal 28804940
12 Duodecimal 9791638
16 Hexadecimal 1b7874c
20 Vigesimal 900c70
36 Base36 h5e18

Cryptographic Hash Functions

md5 5e2f5cb401aeb71f1dbcb8b2f7f8efca
sha1 14961bbb7b632d0f6eb610491b4c0c0bd263af24
sha256 7ed733000b0c5b97bcb657a0adb6beb7d4fa21c11170c61d0e9d2b3ccb9b1f43
sha512 1460071db7a45d591ddba73f32c475940ee5d297c8743742ec13e2b394d8059431dc6c094ff89cbdd19af959d59d26d7ef9f310e17b46aa8df95103aa978bfad
ripemd-160 d220a8ef537d0df68a9fd7d41aba70c4522aebe2

28804940 as geometric shapes

Circle

Radius = n
Diameter 57609880
Circumference 180986775.78219
Area 2.6066566085997E+15

Sphere

Radius = n
Volume 1.0011278294842E+23
Surface area 1.0426626434399E+16
Circumference 180986775.78219

Square

Length = n
Perimeter 115219760
Area 829724568403600
Diagonal 40736336.811343

Cube

Length = n
Surface area 4978347410421600
Volume 2.3900166409392E+22
Space diagonal 49891619.588973

Equilateral Triangle

Length = n
Perimeter 86414820
Area 3.592812771908E+14
Altitude 24945809.794487

Triangular Pyramid

Length = n
Surface area 3.592812771908E+14
Volume 2.8166616232613E+21
Height 13578778.937114