128712712 (number)

128712712 is an even 9-digits composite number following 128712711 and preceding 128712713. In scientific notation, it is written as 1.28712712 × 10^8. The sum of its digits is 31. It has a total of 5 prime factors and 16 positive divisors. There are 60570624 positive integers (up to 128712712) that are relatively prime to 128712712.

Interesting facts

Basic properties

Name

Name one hundred twenty-eight million seven hundred twelve thousand seven hundred twelve

Notation

Scientific notation 1.28712712 × 10^8
Engineering notation 1.28712712 × 10^6

Prime Factorization of 128712712

Prime Factorization 2 × 2 × 2 × 17 × 946417

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 32178178
Product of the distinct prime numbers

The prime factorization of 128712712 is 2 × 2 × 2 × 17 × 946417. Since it has a total of 5 prime factors.

Most popular turbo-numbers

Basic calculations (n = 128712712)

Multiplication

n×y
n×2 257425424
n×3 386138136
n×4 514850848
n×5 643563560

Division

n÷y
n÷2 64356356
n÷3 42904237.333333
n÷3 32178178
n÷5 25742542.4

Exponentiation

ny
n2 16566962230394944
n3 2.1323786382757E+24
n4 2.7446423754333E+32
n5 3.5327036361215E+40

Nth Root

y√n
2√n 11345.162493327
3√n 504.90206511807
4√n 106.51367279991
5√n 41.872056201377

Divisors of 128712712

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 -128712711
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 128712712 can be divided by 16 positive divisors. The sum of these divisors (counting 128712712) is 1, the average is 0.0625.

Base conversion 128712712

Base System Value
2 Binary 111101011000000000000001000
3 Ternary 22222012021122111
4 Quaternary 13223000000020
5 Quinary 230422301322
6 Senary 20434432104
8 Octal 753000010
10 Decimal 128712712
12 Duodecimal 37132634
16 Hexadecimal 7ac0008
20 Vigesimal 20491fc
36 Base36 24mrd4

Cryptographic Hash Functions

md5 5866bac697ec7c4e389be4d87c9360b3
sha1 6a7a1585ae6210b7ee58cb3521365b2f16edbcf9
sha256 0875186a653b5d40c950e47c0f69756f11f3912e80b0f860cd19629ab01b5d8f
sha512 ac4f6adc4c20690f1f954f8bbce3259f86b3c7d2f2fbf1e41664f6da1e7da7411c56ca55cffe9e2c47cfe3cb51161bf06c8587cfa084a465f502a809fdc8c3f6
ripemd-160 750fe390e4fe6075f50100f2cb735495c85e6bd7

128712712 as geometric shapes

Circle

Radius = n
Diameter 257425424
Circumference 808725820.88564
Area 5.2046646835308E+16

Sphere

Radius = n
Volume 8.932086752905E+24
Surface area 2.0818658734123E+17
Circumference 808725820.88564

Square

Length = n
Perimeter 514850848
Area 16566962230394944
Diagonal 182027262.96022

Cube

Length = n
Surface area 99401773382369664
Volume 2.1323786382757E+24
Space diagonal 222936956.76398

Equilateral Triangle

Length = n
Perimeter 386138136
Area 7.1737050775297E+15
Altitude 111468478.38199

Triangular Pyramid

Length = n
Surface area 7.1737050775297E+15
Volume 2.5130323253035E+23
Height 60675754.320074