28490045 (number)

28490045 is an odd 8-digits composite number following 28490044 and preceding 28490046. In scientific notation, it is written as 2.8490045 × 10^7. The sum of its digits is 32. It has a total of 4 prime factors and 16 positive divisors. There are 21377280 positive integers (up to 28490045) that are relatively prime to 28490045.

Interesting facts

Basic properties

Name

Name twenty-eight million four hundred ninety thousand forty-five

Notation

Scientific notation 2.8490045 × 10^7
Engineering notation 2.8490045 × 10^6

Prime Factorization of 28490045

Prime Factorization 5 × 17 × 571 × 587

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 28490045
Product of the distinct prime numbers

The prime factorization of 28490045 is 5 × 17 × 571 × 587. Since it has a total of 4 prime factors.

Most popular turbo-numbers

7, 3, 70, 17, 185, 303, 8190, 2326, 89673, 42803, 539255, 628043, 6827617, 8351979, 91650233, 60940855, 982581488, 191928040, 8818403491, 8395453420

Basic calculations (n = 28490045)

Multiplication

n×y
n×2 56980090
n×3 85470135
n×4 113960180
n×5 142450225

Division

n÷y
n÷2 14245022.5
n÷3 9496681.6666667
n÷3 7122511.25
n÷5 5698009

Exponentiation

ny
n2 811682664102025
n3 2.3124875625987E+22
n4 6.5882874720376E+29
n5 1.8770060655129E+37

Nth Root

y√n
2√n 5337.6066734071
3√n 305.4201680217
4√n 73.058926035133
5√n 30.969816138152

Divisors of 28490045

1, 5, 17, 85, 571, 587, 2855, 2935, 9707, 9979, 48535, 49895, 335177, 1675885, 5698009, 28490045

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 -28490044
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 28490045 can be divided by 16 positive divisors. The sum of these divisors (counting 28490045) is 1, the average is 0.0625.

Base conversion 28490045

Base System Value
2 Binary 1101100101011100100111101
3 Ternary 1222121102222212
4 Quaternary 1230223210331
5 Quinary 24243140140
6 Senary 2454350205
8 Octal 154534475
10 Decimal 28490045
12 Duodecimal 965b365
16 Hexadecimal 1b2b93d
20 Vigesimal 8i1525
36 Base36 gyn25

Cryptographic Hash Functions

md5 8a5416899a3ca46480f02b4c8645f76a
sha1 b9d5549e162ebb8d4e505c6177241dfc0ebd0ca3
sha256 4d6f5b080099562bb9cf219f4ae63dc9d9dfb43007487195f4fdd5cb4010e0f2
sha512 16e3c4f43b35fdcd473a97d352f3686edf50c4eab9085dcfe08928ddd986f87e97575f47739cab7e9bcc1d408c9c5433b3861cc5a08424cb062e427dc6733596
ripemd-160 bb84f9ca8ed29a6465af786f128e19de82676f74

28490045 as geometric shapes

Circle

Radius = n
Diameter 56980090
Circumference 179008232.14489
Area 2.5499762945891E+15

Sphere

Radius = n
Volume 9.6865252509036E+22
Surface area 1.0199905178356E+16
Circumference 179008232.14489

Square

Length = n
Perimeter 113960180
Area 811682664102025
Diagonal 40291008.03162

Cube

Length = n
Surface area 4870095984612150
Volume 2.3124875625987E+22
Space diagonal 49346205.449924

Equilateral Triangle

Length = n
Perimeter 85470135
Area 3.5146890346189E+14
Altitude 24673102.724962

Triangular Pyramid

Length = n
Surface area 3.5146890346189E+14
Volume 2.7252927282051E+21
Height 13430336.01054