105428985 (number)

105428985 is an odd 9-digits composite number following 105428984 and preceding 105428986. In scientific notation, it is written as 1.05428985 × 10^8. The sum of its digits is 42. It has a total of 5 prime factors and 32 positive divisors. There are 51210240 positive integers (up to 105428985) that are relatively prime to 105428985.

Interesting facts

Basic properties

Name

Name one hundred five million four hundred twenty-eight thousand nine hundred eighty-five

Notation

Scientific notation 1.05428985 × 10^8
Engineering notation 1.05428985 × 10^6

Prime Factorization of 105428985

Prime Factorization 5 × 3 × 31 × 17 × 13337

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 105428985
Product of the distinct prime numbers

The prime factorization of 105428985 is 5 × 3 × 31 × 17 × 13337. Since it has a total of 5 prime factors.

Most popular turbo-numbers

2, 5, 13, 18, 683, 731, 1897, 3637, 23404, 47877, 911085, 27276, 9541035, 7601278, 66781860, 78885622, 626435111, 455375894, 2850460102, 7683348279

Basic calculations (n = 105428985)

Multiplication

n×y
n×2 210857970
n×3 316286955
n×4 421715940
n×5 527144925

Division

n÷y
n÷2 52714492.5
n÷3 35142995
n÷3 26357246.25
n÷5 21085797

Exponentiation

ny
n2 11115270878130225
n3 1.1718717266813E+24
n4 1.2354924669421E+32
n5 1.3025671676485E+40

Nth Root

y√n
2√n 10267.861754036
3√n 472.41100756731
4√n 101.3304581754
5√n 40.233888227963

Divisors of 105428985

1, 3, 5, 15, 17, 31, 51, 85, 93, 155, 255, 465, 527, 1581, 2635, 7905, 13337, 40011, 66685, 200055, 226729, 413447, 680187, 1133645, 1240341, 2067235, 3400935, 6201705, 7028599, 21085797, 35142995, 105428985

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 -105428984
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 105428985 can be divided by 32 positive divisors. The sum of these divisors (counting 105428985) is 1, the average is 0.03125.

Base conversion 105428985

Base System Value
2 Binary 110010010001011011111111001
3 Ternary 21100101100101020
4 Quaternary 12102023133321
5 Quinary 203442211420
6 Senary 14243413053
8 Octal 622133771
10 Decimal 105428985
12 Duodecimal 2b384189
16 Hexadecimal 648b7f9
20 Vigesimal 1ciic95
36 Base36 1qrpix

Cryptographic Hash Functions

md5 d3a418d0fbac48caa9356a626a913c52
sha1 e798bfafd551cfcdc637484603427cb1df6d3fc9
sha256 c11f46bbb76d208d447b5a9cd4ceb656b87733f7ac8d73ebe5452c9c142f3f2e
sha512 f8736ddae2e5ee64752fb9e1fd377ba4f0cddd5a623676485a99238472eca9191db957c3f71a096c671a642f44cb407a61d8d22597bc4c2cf2607ad30ea2f2be
ripemd-160 f1565fa2abb8fa92aaa5b809e4667e9ce8755604

105428985 as geometric shapes

Circle

Radius = n
Diameter 210857970
Circumference 662429849.50286
Area 3.4919653333394E+16

Sphere

Radius = n
Volume 4.9087248099889E+24
Surface area 1.3967861333358E+17
Circumference 662429849.50286

Square

Length = n
Perimeter 421715940
Area 11115270878130225
Diagonal 149099100.45423

Cube

Length = n
Surface area 66691625268781350
Volume 1.1718717266813E+24
Space diagonal 182608358.61042

Equilateral Triangle

Length = n
Perimeter 316286955
Area 4.8130534752031E+15
Altitude 91304179.305209

Triangular Pyramid

Length = n
Surface area 4.8130534752031E+15
Volume 1.3810640743619E+23
Height 49699700.15141