128693772 (number)

128693772 is an even 9-digits composite number following 128693771 and preceding 128693773. In scientific notation, it is written as 1.28693772 × 10^8. The sum of its digits is 45. It has a total of 6 prime factors and 48 positive divisors. There are 41504400 positive integers (up to 128693772) that are relatively prime to 128693772.

Interesting facts

Basic properties

Name

Name one hundred twenty-eight million six hundred ninety-three thousand seven hundred seventy-two

Notation

Scientific notation 1.28693772 × 10^8
Engineering notation 1.28693772 × 10^6

Prime Factorization of 128693772

Prime Factorization 2 × 2 × 81 × 31 × 3 × 4271

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 64346886
Product of the distinct prime numbers

The prime factorization of 128693772 is 2 × 2 × 81 × 31 × 3 × 4271. Since it has a total of 6 prime factors.

Most popular turbo-numbers

Basic calculations (n = 128693772)

Multiplication

n×y
n×2 257387544
n×3 386081316
n×4 514775088
n×5 643468860

Division

n÷y
n÷2 64346886
n÷3 42897924
n÷3 32173443
n÷5 25738754.4

Exponentiation

ny
n2 16562086951587984
n3 2.1314374419918E+24
n4 2.7430272419196E+32
n5 3.5301052246139E+40

Nth Root

y√n
2√n 11344.327745618
3√n 504.87729855576
4√n 106.50975422757
5√n 41.870823839142

Divisors of 128693772

48 divisors

τ Total Divisors 48
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -128693771
Sum of the proper positive divisors of n
A Arithmetic Mean 0.020833333333333
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 48
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 128693772 can be divided by 48 positive divisors. The sum of these divisors (counting 128693772) is 1, the average is 0.020833333333333.

Base conversion 128693772

Base System Value
2 Binary 111101010111011011000001100
3 Ternary 22222011022200000
4 Quaternary 13222323120030
5 Quinary 230421200042
6 Senary 20434204300
8 Octal 752733014
10 Decimal 128693772
12 Duodecimal 37123690
16 Hexadecimal 7abb60c
20 Vigesimal 2046e8c
36 Base36 24mcr0

Cryptographic Hash Functions

md5 124e73d36baecf8dd9ef283a15101470
sha1 222bbf2266bd6aca3f09ae44ea834f89c0c47d30
sha256 9c226f89d7420aff4fd67e0a25d9a20b5aebd671703dad8794c4afea57a93649
sha512 85329b9aacab48154a0066ccdf871dc042a2fd93396940dee08a6dec912fe409a684f0bed5079704f79926a99f7ad4bd245dfcfafb5fbd9d1d4b8e2241eccca3
ripemd-160 e1ac7e12960fe4e0aef2d7c5c3105ac26fa69555

128693772 as geometric shapes

Circle

Radius = n
Diameter 257387544
Circumference 808606817.35592
Area 5.2031330695224E+16

Sphere

Radius = n
Volume 8.9281442791304E+24
Surface area 2.081253227809E+17
Circumference 808606817.35592

Square

Length = n
Perimeter 514775088
Area 16562086951587984
Diagonal 182000477.75535

Cube

Length = n
Surface area 99372521709527904
Volume 2.1314374419918E+24
Space diagonal 222904151.72168

Equilateral Triangle

Length = n
Perimeter 386081316
Area 7.171594019881E+15
Altitude 111452075.86084

Triangular Pyramid

Length = n
Surface area 7.171594019881E+15
Volume 2.5119231148456E+23
Height 60666825.91845