128870480 (number)

128870480 is an even 9-digits composite number following 128870479 and preceding 128870481. In scientific notation, it is written as 1.28870480 × 10^8. The sum of its digits is 38. It has a total of 7 prime factors and 40 positive divisors. There are 50776704 positive integers (up to 128870480) that are relatively prime to 128870480.

Interesting facts

Basic properties

Name

Name one hundred twenty-eight million eight hundred seventy thousand four hundred eighty

Notation

Scientific notation 1.28870480 × 10^8
Engineering notation 1.28870480 × 10^6

Prime Factorization of 128870480

Prime Factorization 2 × 2 × 2 × 2 × 67 × 5 × 24043

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 16108810
Product of the distinct prime numbers

The prime factorization of 128870480 is 2 × 2 × 2 × 2 × 67 × 5 × 24043. Since it has a total of 7 prime factors.

Most popular turbo-numbers

Basic calculations (n = 128870480)

Multiplication

n×y
n×2 257740960
n×3 386611440
n×4 515481920
n×5 644352400

Division

n÷y
n÷2 64435240
n÷3 42956826.666667
n÷3 32217620
n÷5 25774096

Exponentiation

ny
n2 16607600615430400
n3 2.1402294629588E+24
n4 2.7581239820164E+32
n5 3.5544076146197E+40

Nth Root

y√n
2√n 11352.113459616
3√n 505.10827335647
4√n 106.54629725906
5√n 41.88231600232

Divisors of 128870480

40 divisors

τ Total Divisors 40
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -128870479
Sum of the proper positive divisors of n
A Arithmetic Mean 0.025
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 40
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 128870480 can be divided by 40 positive divisors. The sum of these divisors (counting 128870480) is 1, the average is 0.025.

Base conversion 128870480

Base System Value
2 Binary 111101011100110100001010000
3 Ternary 22222111022001202
4 Quaternary 13223212201100
5 Quinary 230442323410
6 Senary 20442050332
8 Octal 753464120
10 Decimal 128870480
12 Duodecimal 371a99a8
16 Hexadecimal 7ae6850
20 Vigesimal 2058g40
36 Base36 24q53k

Cryptographic Hash Functions

md5 f261ec1deac3addd1d942da5da0c1fb6
sha1 56fa9cc9cfd68927fb2f8358dc2c14afbf2d1e2d
sha256 d07a25045592596a1fb27d3029456a69650e0a90419c7e30e7021c4038a16cab
sha512 c5d962e61c17a8cacbfb6fe8f163405b89c026777227e8de3939ea56728781ed745c5632d4b42086d002a24e68f7df8af212455ba6e55225b168bdaefce88d4a
ripemd-160 764e55b18284ce996325c83d8602f9bb20ba7c77

128870480 as geometric shapes

Circle

Radius = n
Diameter 257740960
Circumference 809717106.46518
Area 5.2174316087189E+16

Sphere

Radius = n
Volume 8.9649722104371E+24
Surface area 2.0869726434876E+17
Circumference 809717106.46518

Square

Length = n
Perimeter 515481920
Area 16607600615430400
Diagonal 182250380.60553

Cube

Length = n
Surface area 99645603692582400
Volume 2.1402294629588E+24
Space diagonal 223210218.95579

Equilateral Triangle

Length = n
Perimeter 386611440
Area 7.1913020144344E+15
Altitude 111605109.47789

Triangular Pyramid

Length = n
Surface area 7.1913020144344E+15
Volume 2.5222846109224E+23
Height 60750126.86851