28667768 (number)

28667768 is an even 8-digits composite number following 28667767 and preceding 28667769. In scientific notation, it is written as 2.8667768 × 10^7. The sum of its digits is 50. It has a total of 5 prime factors and 16 positive divisors. There are 14185728 positive integers (up to 28667768) that are relatively prime to 28667768.

Interesting facts

Basic properties

Name

Name twenty-eight million six hundred sixty-seven thousand seven hundred sixty-eight

Notation

Scientific notation 2.8667768 × 10^7
Engineering notation 2.8667768 × 10^6

Prime Factorization of 28667768

Prime Factorization 2 × 2 × 2 × 97 × 36943

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 7166942
Product of the distinct prime numbers

The prime factorization of 28667768 is 2 × 2 × 2 × 97 × 36943. Since it has a total of 5 prime factors.

Most popular turbo-numbers

4, 1, 46, 63, 303, 949, 1708, 459, 21281, 8996, 151834, 793321, 4637042, 4530950, 23203723, 48996181, 510679567, 52862677, 1678903768, 2491324946

Basic calculations (n = 28667768)

Multiplication

n×y
n×2 57335536
n×3 86003304
n×4 114671072
n×5 143338840

Division

n÷y
n÷2 14333884
n÷3 9555922.6666667
n÷3 7166942
n÷5 5733553.6

Exponentiation

ny
n2 821840922101824
n3 2.3560344887721E+22
n4 6.7542250124118E+29
n5 1.9362855567562E+37

Nth Root

y√n
2√n 5354.2289827761
3√n 306.05392986282
4√n 73.172597212181
5√n 31.008358484782

Divisors of 28667768

1, 2, 4, 8, 97, 194, 388, 776, 36943, 73886, 147772, 295544, 3583471, 7166942, 14333884, 28667768

16 divisors

τ Total Divisors 16
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -28667767
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0625
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 16
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 28667768 can be divided by 16 positive divisors. The sum of these divisors (counting 28667768) is 1, the average is 0.0625.

Base conversion 28667768

Base System Value
2 Binary 1101101010110111101111000
3 Ternary 1222221110210012
4 Quaternary 1231112331320
5 Quinary 24314332033
6 Senary 2502241052
8 Octal 155267570
10 Decimal 28667768
12 Duodecimal 9726188
16 Hexadecimal 1b56f78
20 Vigesimal 8j3988
36 Base36 h2g6w

Cryptographic Hash Functions

md5 185e0b8e6a5447e6598c035da073542d
sha1 bc68463738503d4ea2e3500098e934e0910738ba
sha256 ad90e0a6d91b4721bf240dc1ae2b1dd2e435c3e806f018da387a07f24349df98
sha512 545afd6f4f62340c66a4d41c4e20a5bfd3a393bd36eea5168572ddea7fc80294784189b785e071d049ef27e067436525f9266df1a2aa8d1c6630ecc3ac3dfb2f
ripemd-160 030820557d650211c33d8550069f3cc5c4cee65a

28667768 as geometric shapes

Circle

Radius = n
Diameter 57335536
Circumference 180124898.68723
Area 2.5818894032946E+15

Sphere

Radius = n
Volume 9.8689341887076E+22
Surface area 1.0327557613178E+16
Circumference 180124898.68723

Square

Length = n
Perimeter 114671072
Area 821840922101824
Diagonal 40542346.308565

Cube

Length = n
Surface area 4931045532610944
Volume 2.3560344887721E+22
Space diagonal 49654030.715597

Equilateral Triangle

Length = n
Perimeter 86003304
Area 3.558675582049E+14
Altitude 24827015.357799

Triangular Pyramid

Length = n
Surface area 3.558675582049E+14
Volume 2.7766132728669E+21
Height 13514115.436188