28415904 (number)

28415904 is an even 8-digits composite number following 28415903 and preceding 28415905. In scientific notation, it is written as 2.8415904 × 10^7. The sum of its digits is 33. It has a total of 8 prime factors and 48 positive divisors. There are 8467200 positive integers (up to 28415904) that are relatively prime to 28415904.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 2.8415904 × 10^7
Engineering notation 2.8415904 × 10^6

Prime Factorization of 28415904

Prime Factorization 2 × 2 × 2 × 2 × 2 × 33 × 71 × 379

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 8
Total number of prime factors
rad Radical 1775994
Product of the distinct prime numbers

The prime factorization of 28415904 is 2 × 2 × 2 × 2 × 2 × 33 × 71 × 379. Since it has a total of 8 prime factors.

Most popular turbo-numbers

Basic calculations (n = 28415904)

Multiplication

n×y
n×2 56831808
n×3 85247712
n×4 113663616
n×5 142079520

Division

n÷y
n÷2 14207952
n÷3 9471968
n÷3 7103976
n÷5 5683180.8

Exponentiation

ny
n2 807463600137216
n3 2.2944808144994E+22
n4 6.5199746554655E+29
n5 1.8527097389214E+37

Nth Root

y√n
2√n 5330.6569951555
3√n 305.15500139033
4√n 73.01134839979
5√n 30.953680487881

Divisors of 28415904

48 divisors

τ Total Divisors 48
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -28415903
Sum of the proper positive divisors of n
A Arithmetic Mean 0.020833333333333
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 48
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 28415904 can be divided by 48 positive divisors. The sum of these divisors (counting 28415904) is 1, the average is 0.020833333333333.

Base conversion 28415904

Base System Value
2 Binary 1101100011001011110100000
3 Ternary 1222110200021220
4 Quaternary 1230121132200
5 Quinary 24233302104
6 Senary 2453015040
8 Octal 154313640
10 Decimal 28415904
12 Duodecimal 9624480
16 Hexadecimal 1b197a0
20 Vigesimal 8hbjf4
36 Base36 gx1uo

Cryptographic Hash Functions

md5 b5eef53aff46ffb19d79d9c9f41b0526
sha1 63f2b5f1bfda89fcf30d549cf7e31e922cc4db76
sha256 21290a80136e6314943d054dc88910784e3d7c744460b9edc9d2f90c6ad0e650
sha512 df4ba169e34d3df4b5d86f67fa58aa3a17f48ee2873cf74b418272fe1ad193e4c923dadd75b116281d6d27f1dd0d4a0d97ae6dcde697129cf5cf8c28ca8b3ab3
ripemd-160 27b1f0c25ddf6d78496b62a8cdb1a239e3af8578

28415904 as geometric shapes

Circle

Radius = n
Diameter 56831808
Circumference 178542390.50303
Area 2.5367217142322E+15

Sphere

Radius = n
Volume 9.6110987608452E+22
Surface area 1.0146886856929E+16
Circumference 178542390.50303

Square

Length = n
Perimeter 113663616
Area 807463600137216
Diagonal 40186156.823892

Cube

Length = n
Surface area 4844781600823296
Volume 2.2944808144994E+22
Space diagonal 49217789.471

Equilateral Triangle

Length = n
Perimeter 85247712
Area 3.4964199517503E+14
Altitude 24608894.7355

Triangular Pyramid

Length = n
Surface area 3.4964199517503E+14
Volume 2.7040715720582E+21
Height 13395385.607964