28542690 (number)

28542690 is an even 8-digits composite number following 28542689 and preceding 28542691. In scientific notation, it is written as 2.8542690 × 10^7. The sum of its digits is 36. It has a total of 5 prime factors and 24 positive divisors. There are 6916800 positive integers (up to 28542690) that are relatively prime to 28542690.

Interesting facts

Basic properties

Name

Name twenty-eight million five hundred forty-two thousand six hundred ninety

Notation

Scientific notation 2.8542690 × 10^7
Engineering notation 2.8542690 × 10^6

Prime Factorization of 28542690

Prime Factorization 2 × 45 × 11 × 11 × 2621

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 2594790
Product of the distinct prime numbers

The prime factorization of 28542690 is 2 × 45 × 11 × 11 × 2621. Since it has a total of 5 prime factors.

Most popular turbo-numbers

9, 8, 64, 80, 678, 544, 7749, 7562, 13684, 55799, 851707, 173692, 9952157, 5983788, 41121568, 99069489, 492615668, 246198, 2144537422, 2334795004

Basic calculations (n = 28542690)

Multiplication

n×y
n×2 57085380
n×3 85628070
n×4 114170760
n×5 142713450

Division

n÷y
n÷2 14271345
n÷3 9514230
n÷3 7135672.5
n÷5 5708538

Exponentiation

ny
n2 814685152436100
n3 2.3253305753586E+22
n4 6.6371189759983E+29
n5 1.8944122942504E+37

Nth Root

y√n
2√n 5342.5359147132
3√n 305.60817464176
4√n 73.092652946197
5√n 30.981253131069

Divisors of 28542690

1, 2, 11, 22, 45, 90, 121, 242, 495, 990, 2621, 5242, 5445, 10890, 28831, 57662, 117945, 235890, 317141, 634282, 1297395, 2594790, 14271345, 28542690

24 divisors

τ Total Divisors 24
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -28542689
Sum of the proper positive divisors of n
A Arithmetic Mean 0.041666666666667
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 24
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 28542690 can be divided by 24 positive divisors. The sum of these divisors (counting 28542690) is 1, the average is 0.041666666666667.

Base conversion 28542690

Base System Value
2 Binary 1101100111000011011100010
3 Ternary 1222201010012200
4 Quaternary 1230320123202
5 Quinary 24301331230
6 Senary 2455434030
8 Octal 154703342
10 Decimal 28542690
12 Duodecimal 9685916
16 Hexadecimal 1b386e2
20 Vigesimal 8i7gea
36 Base36 gzroi

Cryptographic Hash Functions

md5 087de6c930047cc74b85436d2258725c
sha1 dc60fbc5a3dc92bdab97cacd3d9ae17808b756ce
sha256 69e03b0a60161925f6d50b7b77b521f25d34720f85e7a4ee0932873e909a94ad
sha512 8a63d5a24c2906ec5b39857584a516266096c9a12956cc795622240982d594253ee356b82315e8adbac2fb2640416e12bfe15da43ced0746d5c56ac09a17f614
ripemd-160 2bc3913a7ade6cfbf4ae6d7c068c968857b914a5

28542690 as geometric shapes

Circle

Radius = n
Diameter 57085380
Circumference 179339010.43538
Area 2.5594088898819E+15

Sphere

Radius = n
Volume 9.7403219369526E+22
Surface area 1.0237635559528E+16
Circumference 179339010.43538

Square

Length = n
Perimeter 114170760
Area 814685152436100
Diagonal 40365459.304611

Cube

Length = n
Surface area 4888110914616600
Volume 2.3253305753586E+22
Space diagonal 49437389.264688

Equilateral Triangle

Length = n
Perimeter 85628070
Area 3.5276901904783E+14
Altitude 24718694.632344

Triangular Pyramid

Length = n
Surface area 3.5276901904783E+14
Volume 2.7404283638942E+21
Height 13455153.101537