28297768 (number)

28297768 is an even 8-digits composite number following 28297767 and preceding 28297769. In scientific notation, it is written as 2.8297768 × 10^7. The sum of its digits is 49. It has a total of 5 prime factors and 16 positive divisors. There are 14112000 positive integers (up to 28297768) that are relatively prime to 28297768.

Interesting facts

Basic properties

Name

Name twenty-eight million two hundred ninety-seven thousand seven hundred sixty-eight

Notation

Scientific notation 2.8297768 × 10^7
Engineering notation 2.8297768 × 10^6

Prime Factorization of 28297768

Prime Factorization 2 × 2 × 2 × 401 × 8821

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 7074442
Product of the distinct prime numbers

The prime factorization of 28297768 is 2 × 2 × 2 × 401 × 8821. Since it has a total of 5 prime factors.

Most popular turbo-numbers

10, 9, 67, 55, 993, 225, 3033, 6596, 5563, 86747, 401582, 419237, 4868956, 2881409, 39216539, 52714618, 124890927, 851534396, 12888361, 7976787198

Basic calculations (n = 28297768)

Multiplication

n×y
n×2 56595536
n×3 84893304
n×4 113191072
n×5 141488840

Division

n÷y
n÷2 14148884
n÷3 9432589.3333333
n÷3 7074442
n÷5 5659553.6

Exponentiation

ny
n2 800763673781824
n3 2.2659824663506E+22
n4 6.4122246124856E+29
n5 1.8145164444801E+37

Nth Root

y√n
2√n 5319.5646438407
3√n 304.73153120226
4√n 72.93534564147
5√n 30.927900275394

Divisors of 28297768

1, 2, 4, 8, 401, 802, 1604, 3208, 8821, 17642, 35284, 70568, 3537221, 7074442, 14148884, 28297768

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 -28297767
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 28297768 can be divided by 16 positive divisors. The sum of these divisors (counting 28297768) is 1, the average is 0.0625.

Base conversion 28297768

Base System Value
2 Binary 1101011111100101000101000
3 Ternary 1222020200020111
4 Quaternary 1223330220220
5 Quinary 24221012033
6 Senary 2450304104
8 Octal 153745050
10 Decimal 28297768
12 Duodecimal 9588034
16 Hexadecimal 1afca28
20 Vigesimal 8gh488
36 Base36 guip4

Cryptographic Hash Functions

md5 83d111a8953ead0766e0ead8b56d12d7
sha1 07737e3bbfd0ed6a366a707609ffb87009653a1b
sha256 54596a4caa20ffe02067d8cf7d27327dd73b64427ade29d60aa7ae4cdb1998af
sha512 bb96f723b173add6795a0179761d94a468ffb3df41bd45b0fd9227e9b45535c9aeb13107adae4ca20b9c2d09eabeb2266373d954b80b9dfc04176b024fc08abf
ripemd-160 aa17fda3349a9fd3524a6f78403013233549b109

28297768 as geometric shapes

Circle

Radius = n
Diameter 56595536
Circumference 177800120.12358
Area 2.5156732748146E+15

Sphere

Radius = n
Volume 9.491725159267E+22
Surface area 1.0062693099258E+16
Circumference 177800120.12358

Square

Length = n
Perimeter 113191072
Area 800763673781824
Diagonal 40019087.290487

Cube

Length = n
Surface area 4804582042690944
Volume 2.2659824663506E+22
Space diagonal 49013171.916797

Equilateral Triangle

Length = n
Perimeter 84893304
Area 3.4674084196141E+14
Altitude 24506585.958398

Triangular Pyramid

Length = n
Surface area 3.4674084196141E+14
Volume 2.6704859466772E+21
Height 13339695.763496