28542855 (number)

28542855 is an odd 8-digits composite number following 28542854 and preceding 28542856. In scientific notation, it is written as 2.8542855 × 10^7. The sum of its digits is 39. It has a total of 4 prime factors and 16 positive divisors. There are 13838880 positive integers (up to 28542855) that are relatively prime to 28542855.

Interesting facts

Basic properties

Name

Name twenty-eight million five hundred forty-two thousand eight hundred fifty-five

Notation

Scientific notation 2.8542855 × 10^7
Engineering notation 2.8542855 × 10^6

Prime Factorization of 28542855

Prime Factorization 3 × 11 × 5 × 172987

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 28542855
Product of the distinct prime numbers

The prime factorization of 28542855 is 3 × 11 × 5 × 172987. Since it has a total of 4 prime factors.

Most popular turbo-numbers

3, 2, 52, 27, 338, 651, 3322, 1138, 37398, 17601, 796200, 460243, 5200670, 9085239, 55135736, 40897437, 490562956, 630439311, 4482662901, 2812102884

Basic calculations (n = 28542855)

Multiplication

n×y
n×2 57085710
n×3 85628565
n×4 114171420
n×5 142714275

Division

n÷y
n÷2 14271427.5
n÷3 9514285
n÷3 7135713.75
n÷5 5708571

Exponentiation

ny
n2 814694571551025
n3 2.3253709025068E+22
n4 6.6372724491471E+29
n5 1.894467051115E+37

Nth Root

y√n
2√n 5342.5513567957
3√n 305.60876352869
4√n 73.092758579737
5√n 30.981288950362

Divisors of 28542855

1, 3, 5, 11, 15, 33, 55, 165, 172987, 518961, 864935, 1902857, 2594805, 5708571, 9514285, 28542855

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 -28542854
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 28542855 can be divided by 16 positive divisors. The sum of these divisors (counting 28542855) is 1, the average is 0.0625.

Base conversion 28542855

Base System Value
2 Binary 1101100111000011110000111
3 Ternary 1222201010102210
4 Quaternary 1230320132013
5 Quinary 24301332410
6 Senary 2455434503
8 Octal 154703607
10 Decimal 28542855
12 Duodecimal 9685a33
16 Hexadecimal 1b38787
20 Vigesimal 8i7h2f
36 Base36 gzrt3

Cryptographic Hash Functions

md5 eaabb0fc184b201863b97a1987405d20
sha1 930910a1f890cf1aa5def84bfeae4e43213878d1
sha256 c1dc3cdd0331e425135f4c4d79d63d89287563a7f4d7ad79537318e32ca445b8
sha512 4ec49ab4f067f83c5247010cf9f4c4f158cd496419d3ade8a9294d06664153fe4f1bcaced10deed9cc25ade11f4c95e99ea3bc99fa143c55f52195e373b4b92e
ripemd-160 c399242110c573d7d8f94ecf9886c2cb4cea5544

28542855 as geometric shapes

Circle

Radius = n
Diameter 57085710
Circumference 179340047.16096
Area 2.5594384809042E+15

Sphere

Radius = n
Volume 9.7404908589158E+22
Surface area 1.0237753923617E+16
Circumference 179340047.16096

Square

Length = n
Perimeter 114171420
Area 814694571551025
Diagonal 40365692.649849

Cube

Length = n
Surface area 4888167429306150
Volume 2.3253709025068E+22
Space diagonal 49437675.053071

Equilateral Triangle

Length = n
Perimeter 85628565
Area 3.5277309764423E+14
Altitude 24718837.526536

Triangular Pyramid

Length = n
Surface area 3.5277309764423E+14
Volume 2.7404758898941E+21
Height 13455230.883283