128536639 (number)

128536639 is an odd 9-digits composite number following 128536638 and preceding 128536640. In scientific notation, it is written as 1.28536639 × 10^8. The sum of its digits is 43. It has a total of 4 prime factors and 16 positive divisors. There are 99216000 positive integers (up to 128536639) that are relatively prime to 128536639.

Interesting facts

Basic properties

Name

Name one hundred twenty-eight million five hundred thirty-six thousand six hundred thirty-nine

Notation

Scientific notation 1.28536639 × 10^8
Engineering notation 1.28536639 × 10^6

Prime Factorization of 128536639

Prime Factorization 7 × 11 × 107 × 15601

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 128536639
Product of the distinct prime numbers

The prime factorization of 128536639 is 7 × 11 × 107 × 15601. Since it has a total of 4 prime factors.

Most popular turbo-numbers

4, 4, 28, 8, 343, 786, 365, 6592, 33565, 31131, 179494, 117804, 4729534, 880541, 8055888, 82870801, 348194719, 171868337, 2563525873, 8665386363

Basic calculations (n = 128536639)

Multiplication

n×y
n×2 257073278
n×3 385609917
n×4 514146556
n×5 642683195

Division

n÷y
n÷2 64268319.5
n÷3 42845546.333333
n÷3 32134159.75
n÷5 25707327.8

Exponentiation

ny
n2 16521667565416321
n3 2.1236396195339E+24
n4 2.7296549914213E+32
n5 3.5086067822687E+40

Nth Root

y√n
2√n 11337.400010584
3√n 504.67173254871
4√n 106.477227662
5√n 41.860594122975

Divisors of 128536639

1, 7, 11, 77, 107, 749, 1177, 8239, 15601, 109207, 171611, 1201277, 1669307, 11685149, 18362377, 128536639

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 -128536638
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 128536639 can be divided by 16 positive divisors. The sum of these divisors (counting 128536639) is 1, the average is 0.0625.

Base conversion 128536639

Base System Value
2 Binary 111101010010101000000111111
3 Ternary 22221212100010021
4 Quaternary 13222111000333
5 Quinary 230401133024
6 Senary 20430553011
8 Octal 752250077
10 Decimal 128536639
12 Duodecimal 37068767
16 Hexadecimal 7a9503f
20 Vigesimal 20371bj
36 Base36 24izi7

Cryptographic Hash Functions

md5 976a145c1abdc49f5257fd7916cd8b98
sha1 176591ff2dc7a63d30c3aa94f380880b0d5a81ea
sha256 c5074f538fd502875a23bce2eafe69cb0618105347655d3bb311de3e31c53e36
sha512 62403d4b7954ff90138d60983896adb3184eb81c483b53416d9b1d5fcbb4b1990715a6187d17d4cfd8eb507182cba84a2e30e4518440bea72763978501878b98
ripemd-160 15a325097a88fa7e5a2243bee7183d8bbc4dfdbe

128536639 as geometric shapes

Circle

Radius = n
Diameter 257073278
Circumference 807619521.59905
Area 5.1904349448565E+16

Sphere

Radius = n
Volume 8.8954808368E+24
Surface area 2.0761739779426E+17
Circumference 807619521.59905

Square

Length = n
Perimeter 514146556
Area 16521667565416321
Diagonal 181778258.13565

Cube

Length = n
Surface area 99130005392497926
Volume 2.1236396195339E+24
Space diagonal 222631989.38214

Equilateral Triangle

Length = n
Perimeter 385609917
Area 7.154091912266E+15
Altitude 111315994.69107

Triangular Pyramid

Length = n
Surface area 7.154091912266E+15
Volume 2.5027332929481E+23
Height 60592752.711885