28687574 (number)

28687574 is an even 8-digits composite number following 28687573 and preceding 28687575. In scientific notation, it is written as 2.8687574 × 10^7. The sum of its digits is 47. It has a total of 3 prime factors and 8 positive divisors. There are 14331136 positive integers (up to 28687574) that are relatively prime to 28687574.

Interesting facts

Basic properties

Name

Name twenty-eight million six hundred eighty-seven thousand five hundred seventy-four

Notation

Scientific notation 2.8687574 × 10^7
Engineering notation 2.8687574 × 10^6

Prime Factorization of 28687574

Prime Factorization 2 × 1259 × 11393

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 28687574
Product of the distinct prime numbers

The prime factorization of 28687574 is 2 × 1259 × 11393. Since it has a total of 3 prime factors.

Most popular turbo-numbers

1, 6, 70, 13, 409, 596, 3526, 5848, 91983, 93470, 732247, 167671, 7828554, 1116741, 34306503, 83666960, 593853964, 912513746, 9645681416, 4736437888

Basic calculations (n = 28687574)

Multiplication

n×y
n×2 57375148
n×3 86062722
n×4 114750296
n×5 143437870

Division

n÷y
n÷2 14343787
n÷3 9562524.6666667
n÷3 7171893.5
n÷5 5737514.8

Exponentiation

ny
n2 822976902005476
n3 2.3609210776573E+22
n4 6.7729098123453E+29
n5 1.9429835143698E+37

Nth Root

y√n
2√n 5356.0782294511
3√n 306.12439586142
4√n 73.185232318078
5√n 31.012641914845

Divisors of 28687574

1, 2, 1259, 2518, 11393, 22786, 14343787, 28687574

8 divisors

τ Total Divisors 8
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -28687573
Sum of the proper positive divisors of n
A Arithmetic Mean 0.125
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 8
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 28687574 can be divided by 8 positive divisors. The sum of these divisors (counting 28687574) is 1, the average is 0.125.

Base conversion 28687574

Base System Value
2 Binary 1101101011011110011010110
3 Ternary 1222222110221202
4 Quaternary 1231123303112
5 Quinary 24321000244
6 Senary 2502512502
8 Octal 155336326
10 Decimal 28687574
12 Duodecimal 9735732
16 Hexadecimal 1b5bcd6
20 Vigesimal 8j5iie
36 Base36 h2vh2

Cryptographic Hash Functions

md5 6af78652ace3ec8778ba831df68da04e
sha1 4865651b05ac93411c0388908de4783acae05641
sha256 92d5961d3f584b07fe7217971d390a7024e04c9dd8e8e7ab3c9ca823f72c1b37
sha512 cdacb6f26c929907b1a1e1de6a8d1186759eaa29717b4954f07650f67cc20ddbc36e738e926667779a3a01e97e1bce5789ea2951f2e2e879c059c1d0ed2310f8
ripemd-160 885fe633651a452799624868a699f0419f35efdd

28687574 as geometric shapes

Circle

Radius = n
Diameter 57375148
Circumference 180249343.45543
Area 2.5854581894145E+15

Sphere

Radius = n
Volume 9.8894030843646E+22
Surface area 1.0341832757658E+16
Circumference 180249343.45543

Square

Length = n
Perimeter 114750296
Area 822976902005476
Diagonal 40570356.222382

Cube

Length = n
Surface area 4937861412032856
Volume 2.3609210776573E+22
Space diagonal 49688335.713892

Equilateral Triangle

Length = n
Perimeter 86062722
Area 3.5635945193228E+14
Altitude 24844167.856946

Triangular Pyramid

Length = n
Surface area 3.5635945193228E+14
Volume 2.7823721730962E+21
Height 13523452.074127