128972496 (number)

128972496 is an even 9-digits composite number following 128972495 and preceding 128972497. In scientific notation, it is written as 1.28972496 × 10^8. The sum of its digits is 48. It has a total of 7 prime factors and 40 positive divisors. There are 42794496 positive integers (up to 128972496) that are relatively prime to 128972496.

Interesting facts

Basic properties

Name

Name one hundred twenty-eight million nine hundred seventy-two thousand four hundred ninety-six

Notation

Scientific notation 1.28972496 × 10^8
Engineering notation 1.28972496 × 10^6

Prime Factorization of 128972496

Prime Factorization 2 × 2 × 2 × 2 × 3 × 223 × 12049

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 16121562
Product of the distinct prime numbers

The prime factorization of 128972496 is 2 × 2 × 2 × 2 × 3 × 223 × 12049. Since it has a total of 7 prime factors.

Most popular turbo-numbers

Basic calculations (n = 128972496)

Multiplication

n×y
n×2 257944992
n×3 386917488
n×4 515889984
n×5 644862480

Division

n÷y
n÷2 64486248
n÷3 42990832
n÷3 32243124
n÷5 25794499.2

Exponentiation

ny
n2 16633904724470016
n3 2.1453162105411E+24
n4 2.7668678638275E+32
n5 3.5684985450002E+40

Nth Root

y√n
2√n 11356.605830969
3√n 505.24152221866
4√n 106.56737695453
5√n 41.888944850239

Divisors of 128972496

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 -128972495
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 128972496 can be divided by 40 positive divisors. The sum of these divisors (counting 128972496) is 1, the average is 0.025.

Base conversion 128972496

Base System Value
2 Binary 111101011111111011011010000
3 Ternary 22222200111000010
4 Quaternary 13223333123100
5 Quinary 231004104441
6 Senary 20444154520
8 Octal 753773320
10 Decimal 128972496
12 Duodecimal 37238a40
16 Hexadecimal 7aff6d0
20 Vigesimal 2061b4g
36 Base36 24sbtc

Cryptographic Hash Functions

md5 fed542077502d466b212585f0803633e
sha1 07a9710345c6e2a78f70e0700295f78584d3ee8a
sha256 e82516771a9fba8d43b4dc9aa1f58ca963ca44011bc0dc322e8788286c694fa8
sha512 4fb8fb30334870af5bbe96ac376bee7a7feb223d7aaff20047e5d79bea44e38fa18074fb0c70d3806e01789fe380fada9db764592a9ba036fe7335321994b477
ripemd-160 f5bda9f8fae619619a6a57c2e0795a496ed43057

128972496 as geometric shapes

Circle

Radius = n
Diameter 257944992
Circumference 810358091.89748
Area 5.2256952882908E+16

Sphere

Radius = n
Volume 8.986279528884E+24
Surface area 2.0902781153163E+17
Circumference 810358091.89748

Square

Length = n
Perimeter 515889984
Area 16633904724470016
Diagonal 182394653.01631

Cube

Length = n
Surface area 99803428346820096
Volume 2.1453162105411E+24
Space diagonal 223386915.85097

Equilateral Triangle

Length = n
Perimeter 386917488
Area 7.2026920277605E+15
Altitude 111693457.92549

Triangular Pyramid

Length = n
Surface area 7.2026920277605E+15
Volume 2.5282794004384E+23
Height 60798217.672103