28979072 (number)

28979072 is an even 8-digits composite number following 28979071 and preceding 28979073. In scientific notation, it is written as 2.8979072 × 10^7. The sum of its digits is 44. It has a total of 9 prime factors and 32 positive divisors. There are 14178304 positive integers (up to 28979072) that are relatively prime to 28979072.

Interesting facts

Basic properties

Name

Name twenty-eight million nine hundred seventy-nine thousand seventy-two

Notation

Scientific notation 2.8979072 × 10^7
Engineering notation 2.8979072 × 10^6

Prime Factorization of 28979072

Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 2 × 47 × 4817

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 9
Total number of prime factors
rad Radical 452798
Product of the distinct prime numbers

The prime factorization of 28979072 is 2 × 2 × 2 × 2 × 2 × 2 × 2 × 47 × 4817. Since it has a total of 9 prime factors.

Most popular turbo-numbers

9, 9, 45, 88, 840, 577, 3791, 8534, 64590, 68266, 184005, 880983, 6713934, 4101903, 92115423, 81934920, 786010062, 960095455, 9149980218, 9390982476

Basic calculations (n = 28979072)

Multiplication

n×y
n×2 57958144
n×3 86937216
n×4 115916288
n×5 144895360

Division

n÷y
n÷2 14489536
n÷3 9659690.6666667
n÷3 7244768
n÷5 5795814.4

Exponentiation

ny
n2 839786613981184
n3 2.4336236751197E+22
n4 7.0524155702198E+29
n5 2.0437245858332E+37

Nth Root

y√n
2√n 5383.2213404243
3√n 307.1577596725
4√n 73.370439145642
5√n 31.075411965721

Divisors of 28979072

1, 2, 4, 8, 16, 32, 47, 64, 94, 128, 188, 376, 752, 1504, 3008, 4817, 6016, 9634, 19268, 38536, 77072, 154144, 226399, 308288, 452798, 616576, 905596, 1811192, 3622384, 7244768, 14489536, 28979072

32 divisors

τ Total Divisors 32
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -28979071
Sum of the proper positive divisors of n
A Arithmetic Mean 0.03125
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 32
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 28979072 can be divided by 32 positive divisors. The sum of these divisors (counting 28979072) is 1, the average is 0.03125.

Base conversion 28979072

Base System Value
2 Binary 1101110100010111110000000
3 Ternary 2000112021210222
4 Quaternary 1232202332000
5 Quinary 24404312242
6 Senary 2513042212
8 Octal 156427600
10 Decimal 28979072
12 Duodecimal 9856368
16 Hexadecimal 1ba2f80
20 Vigesimal 9127dc
36 Base36 h94e8

Cryptographic Hash Functions

md5 4cb4e28885bd679a19f2d916c0c99231
sha1 7dc925e08f305191f8996ab4b9bf9ef9bc621d87
sha256 451188d1d8e4ae4830bd489b384c34f0e4727bc4b635353d9c5970369cb2bb42
sha512 affe4fcbadb0247a5ac097a57def9c442dcaae968f5619477a3c17b590d0ae12fc6869882b5fe3ea8a4729231f393eb7b7e6386e095c8915469a4dc2f9eee32a
ripemd-160 741dbaa9f64700cc203213d3f73d09a58744cfee

28979072 as geometric shapes

Circle

Radius = n
Diameter 57958144
Circumference 182080879.4061
Area 2.6382674570663E+15

Sphere

Radius = n
Volume 1.0193939012478E+23
Surface area 1.0553069828265E+16
Circumference 182080879.4061

Square

Length = n
Perimeter 115916288
Area 839786613981184
Diagonal 40982596.647386

Cube

Length = n
Surface area 5038719683887104
Volume 2.4336236751197E+22
Space diagonal 50193225.060197

Equilateral Triangle

Length = n
Perimeter 86937216
Area 3.6363827073291E+14
Altitude 25096612.530098

Triangular Pyramid

Length = n
Surface area 3.6363827073291E+14
Volume 2.8680530058888E+21
Height 13660865.549129