28349904 (number)

28349904 is an even 8-digits composite number following 28349903 and preceding 28349905. In scientific notation, it is written as 2.8349904 × 10^7. The sum of its digits is 39. It has a total of 7 prime factors and 40 positive divisors. There are 8590720 positive integers (up to 28349904) that are relatively prime to 28349904.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 2.8349904 × 10^7
Engineering notation 2.8349904 × 10^6

Prime Factorization of 28349904

Prime Factorization 2 × 2 × 2 × 2 × 3 × 11 × 53693

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 3543738
Product of the distinct prime numbers

The prime factorization of 28349904 is 2 × 2 × 2 × 2 × 3 × 11 × 53693. Since it has a total of 7 prime factors.

Most popular turbo-numbers

Basic calculations (n = 28349904)

Multiplication

n×y
n×2 56699808
n×3 85049712
n×4 113399616
n×5 141749520

Division

n÷y
n÷2 14174952
n÷3 9449968
n÷3 7087476
n÷5 5669980.8

Exponentiation

ny
n2 803717056809216
n3 2.2785301403704E+22
n4 6.4596110740607E+29
n5 1.8312935382696E+37

Nth Root

y√n
2√n 5324.4627898033
3√n 304.91856286752
4√n 72.968916600175
5√n 30.939288240692

Divisors of 28349904

40 divisors

τ Total Divisors 40
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -28349903
Sum of the proper positive divisors of n
A Arithmetic Mean 0.025
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 40
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 28349904 can be divided by 40 positive divisors. The sum of these divisors (counting 28349904) is 1, the average is 0.025.

Base conversion 28349904

Base System Value
2 Binary 1101100001001010111010000
3 Ternary 1222100022202110
4 Quaternary 1230021113100
5 Quinary 24224144104
6 Senary 2451345320
8 Octal 154112720
10 Decimal 28349904
12 Duodecimal 95b2240
16 Hexadecimal 1b095d0
20 Vigesimal 8h3ef4
36 Base36 gvmxc

Cryptographic Hash Functions

md5 f6c8e8d00547ebceca24bcd6ee5800f1
sha1 d6ec3f3d47e56120684acbebbc006359a16cddc7
sha256 67281bd36762b789b63eb882a59bda9178764f1fa9618b34677176a65b344864
sha512 befb262833b6ab3e175a25ab795f08df24a67116b015891f1b4ab1b8b3f295eb71d6aee1c1f9200bae2695f53a17720e1d8f2a9f4a859baf57b78e481e8e82ec
ripemd-160 21db1b18ef60eab32a83523b2b65705860e0921c

28349904 as geometric shapes

Circle

Radius = n
Diameter 56699808
Circumference 178127700.27275
Area 2.5249516012366E+15

Sphere

Radius = n
Volume 9.544284733294E+22
Surface area 1.0099806404947E+16
Circumference 178127700.27275

Square

Length = n
Perimeter 113399616
Area 803717056809216
Diagonal 40092818.728775

Cube

Length = n
Surface area 4822302340855296
Volume 2.2785301403704E+22
Space diagonal 49103474.1177

Equilateral Triangle

Length = n
Perimeter 85049712
Area 3.4801969432582E+14
Altitude 24551737.05885

Triangular Pyramid

Length = n
Surface area 3.4801969432582E+14
Volume 2.6852735223231E+21
Height 13364272.909592