128538560 (number)

128538560 is an even 9-digits composite number following 128538559 and preceding 128538561. In scientific notation, it is written as 1.28538560 × 10^8. The sum of its digits is 38. It has a total of 9 prime factors and 56 positive divisors. There are 51129344 positive integers (up to 128538560) that are relatively prime to 128538560.

Interesting facts

Basic properties

Name

Name one hundred twenty-eight million five hundred thirty-eight thousand five hundred sixty

Notation

Scientific notation 1.28538560 × 10^8
Engineering notation 1.28538560 × 10^6

Prime Factorization of 128538560

Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 5 × 197 × 2039

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 9
Total number of prime factors
rad Radical 4016830
Product of the distinct prime numbers

The prime factorization of 128538560 is 2 × 2 × 2 × 2 × 2 × 2 × 5 × 197 × 2039. Since it has a total of 9 prime factors.

Most popular turbo-numbers

2, 2, 51, 50, 363, 223, 8173, 1978, 47044, 36547, 994653, 948145, 9291671, 8168872, 49015630, 87974426, 277099456, 876981436, 5841388359, 8625546107

Basic calculations (n = 128538560)

Multiplication

n×y
n×2 257077120
n×3 385615680
n×4 514154240
n×5 642692800

Division

n÷y
n÷2 64269280
n÷3 42846186.666667
n÷3 32134640
n÷5 25707712

Exponentiation

ny
n2 16522161406873600
n3 2.1237348353271E+24
n4 2.7298181755478E+32
n5 3.5088689734675E+40

Nth Root

y√n
2√n 11337.484729868
3√n 504.67424666861
4√n 106.47762548944
5√n 41.860719244841

Divisors of 128538560

1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 197, 320, 394, 788, 985, 1576, 1970, 2039, 3152, 3940, 4078, 6304, 7880, 8156, 10195, 12608, 15760, 16312, 20390, 31520, 32624, 40780, 63040, 65248, 81560, 130496, 163120, 326240, 401683, 652480, 803366, 1606732, 2008415, 3213464, 4016830, 6426928, 8033660, 12853856, 16067320, 25707712, 32134640, 64269280, 128538560

56 divisors

τ Total Divisors 56
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -128538559
Sum of the proper positive divisors of n
A Arithmetic Mean 0.017857142857143
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 56
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 128538560 can be divided by 56 positive divisors. The sum of these divisors (counting 128538560) is 1, the average is 0.017857142857143.

Base conversion 128538560

Base System Value
2 Binary 111101010010101011111000000
3 Ternary 22221212102202102
4 Quaternary 13222111133000
5 Quinary 230401213220
6 Senary 20431005532
8 Octal 752253700
10 Decimal 128538560
12 Duodecimal 370698a8
16 Hexadecimal 7a957c0
20 Vigesimal 2037680
36 Base36 24j0zk

Cryptographic Hash Functions

md5 c71156768552713490419a11d38a47f4
sha1 b9fb5b01d0a41b9ddfcb1402652728ade2b0a891
sha256 6cdab30e2a101a7e3478eb7c324645e189c215a01c7ec625af820f6873ea7363
sha512 b5557277aadfafaee19827cf94d1e97f6557954be4c6629743ef0297c410a6425e71179d7c06aa7b5a470497fdd8286748f54ee7f3fb747652ddb14bd523092d
ripemd-160 b6de7a91531e0803e988441f45491575c57a1de6

128538560 as geometric shapes

Circle

Radius = n
Diameter 257077120
Circumference 807631591.59802
Area 5.1905900897259E+16

Sphere

Radius = n
Volume 8.8958796757818E+24
Surface area 2.0762360358904E+17
Circumference 807631591.59802

Square

Length = n
Perimeter 514154240
Area 16522161406873600
Diagonal 181780974.83991

Cube

Length = n
Surface area 99132968441241600
Volume 2.1237348353271E+24
Space diagonal 222635316.65174

Equilateral Triangle

Length = n
Perimeter 385615680
Area 7.1543057518897E+15
Altitude 111317658.32587

Triangular Pyramid

Length = n
Surface area 7.1543057518897E+15
Volume 2.5028455058365E+23
Height 60593658.279969