128840169 (number)

128840169 is an odd 9-digits composite number following 128840168 and preceding 128840170. In scientific notation, it is written as 1.28840169 × 10^8. The sum of its digits is 39. It has a total of 4 prime factors and 12 positive divisors. There are 83892312 positive integers (up to 128840169) that are relatively prime to 128840169.

Interesting facts

Basic properties

Name

Name one hundred twenty-eight million eight hundred forty thousand one hundred sixty-nine

Notation

Scientific notation 1.28840169 × 10^8
Engineering notation 1.28840169 × 10^6

Prime Factorization of 128840169

Prime Factorization 3 × 43 × 43 × 23227

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 2996283
Product of the distinct prime numbers

The prime factorization of 128840169 is 3 × 43 × 43 × 23227. Since it has a total of 4 prime factors.

Most popular turbo-numbers

Basic calculations (n = 128840169)

Multiplication

n×y
n×2 257680338
n×3 386520507
n×4 515360676
n×5 644200845

Division

n÷y
n÷2 64420084.5
n÷3 42946723
n÷3 32210042.25
n÷5 25768033.8

Exponentiation

ny
n2 16599789147948561
n3 2.1387196391861E+24
n4 2.7555299975635E+32
n5 3.5502295057065E+40

Nth Root

y√n
2√n 11350.778343356
3√n 505.06866889628
4√n 106.54003164706
5√n 41.880345629688

Divisors of 128840169

12 divisors

τ Total Divisors 12
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -128840168
Sum of the proper positive divisors of n
A Arithmetic Mean 0.083333333333333
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 12
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 128840169 can be divided by 12 positive divisors. The sum of these divisors (counting 128840169) is 1, the average is 0.083333333333333.

Base conversion 128840169

Base System Value
2 Binary 111101011011111000111101001
3 Ternary 22222102202111010
4 Quaternary 13223133013221
5 Quinary 230440341134
6 Senary 20441254133
8 Octal 753370751
10 Decimal 128840169
12 Duodecimal 37194349
16 Hexadecimal 7adf1e9
20 Vigesimal 2055089
36 Base36 24phpl

Cryptographic Hash Functions

md5 3039b9edaf5abe9122502f63250efcba
sha1 7135c5b55b3ecfd90c59c110cc374f214b5b2300
sha256 e2b906fcea5f012e660dc709a02c1bf0fcce8566b88c8a0beb42f7ef9a9819e3
sha512 fca417f9cc32d25fb14583be9b5f14e477b564afb3ae9cdde08089d5082d1f3c9307ecc15394a0952efb974d1d4b5e10c79737fcefb76ec07cd6aaaf8eebdb69
ripemd-160 164a6568ee5209068836c469384dc2ced9e5a98d

128840169 as geometric shapes

Circle

Radius = n
Diameter 257680338
Circumference 809526656.83533
Area 5.2149775638335E+16

Sphere

Radius = n
Volume 8.9586478754068E+24
Surface area 2.0859910255334E+17
Circumference 809526656.83533

Square

Length = n
Perimeter 515360676
Area 16599789147948561
Diagonal 182207514.37824

Cube

Length = n
Surface area 99598734887691366
Volume 2.1387196391861E+24
Space diagonal 223157718.76376

Equilateral Triangle

Length = n
Perimeter 386520507
Area 7.1879195497943E+15
Altitude 111578859.38188

Triangular Pyramid

Length = n
Surface area 7.1879195497943E+15
Volume 2.5205052665422E+23
Height 60735838.126081