128909084 (number)

128909084 is an even 9-digits composite number following 128909083 and preceding 128909085. In scientific notation, it is written as 1.28909084 × 10^8. The sum of its digits is 41. It has a total of 4 prime factors and 12 positive divisors. There are 62882400 positive integers (up to 128909084) that are relatively prime to 128909084.

Interesting facts

Basic properties

Name

Name one hundred twenty-eight million nine hundred nine thousand eighty-four

Notation

Scientific notation 1.28909084 × 10^8
Engineering notation 1.28909084 × 10^6

Prime Factorization of 128909084

Prime Factorization 2 × 2 × 41 × 786031

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 64454542
Product of the distinct prime numbers

The prime factorization of 128909084 is 2 × 2 × 41 × 786031. Since it has a total of 4 prime factors.

Most popular turbo-numbers

1, 3, 45, 55, 292, 556, 8055, 6395, 35398, 5332, 451025, 892408, 8128265, 1385551, 40678941, 74016139, 687433350, 640813483, 365432104, 729444776

Basic calculations (n = 128909084)

Multiplication

n×y
n×2 257818168
n×3 386727252
n×4 515636336
n×5 644545420

Division

n÷y
n÷2 64454542
n÷3 42969694.666667
n÷3 32227271
n÷5 25781816.8

Exponentiation

ny
n2 16617551937719056
n3 2.1421533986138E+24
n4 2.7614303240279E+32
n5 3.5597345360026E+40

Nth Root

y√n
2√n 11353.813632432
3√n 505.15870448979
4√n 106.55427552394
5√n 41.884824926364

Divisors of 128909084

1, 2, 4, 41, 82, 164, 786031, 1572062, 3144124, 32227271, 64454542, 128909084

12 divisors

τ Total Divisors 12
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -128909083
Sum of the proper positive divisors of n
A Arithmetic Mean 0.083333333333333
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 12
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 128909084 can be divided by 12 positive divisors. The sum of these divisors (counting 128909084) is 1, the average is 0.083333333333333.

Base conversion 128909084

Base System Value
2 Binary 111101011101111111100011100
3 Ternary 22222120021000112
4 Quaternary 13223233330130
5 Quinary 231000042314
6 Senary 20442545152
8 Octal 753577434
10 Decimal 128909084
12 Duodecimal 372081b8
16 Hexadecimal 7aeff1c
20 Vigesimal 205dce4
36 Base36 24qyvw

Cryptographic Hash Functions

md5 cbcdb4a062c05766a0baeb8469634f3a
sha1 d93aa817ba2863273e12e407f49e9b5d8ea024fc
sha256 d3c6a8a7cb6ec261603102f2b127e93264f169b19c13f5df2f9abe69751298f4
sha512 93b6674ff061aff2e7440fd67f225b5f57e864732b60f9f00d183db2b4c2c27fd5816fea8759e69b3ac1189c47bc1b57bd7d43735d3876669ca1935f4e92cbbb
ripemd-160 9758b231a8446068a2c2421e0ef471e9ead1a1fe

128909084 as geometric shapes

Circle

Radius = n
Diameter 257818168
Circumference 809959662.55078
Area 5.2205579088185E+16

Sphere

Radius = n
Volume 8.9730311732633E+24
Surface area 2.0882231635274E+17
Circumference 809959662.55078

Square

Length = n
Perimeter 515636336
Area 16617551937719056
Diagonal 182304974.90589

Cube

Length = n
Surface area 99705311626314336
Volume 2.1421533986138E+24
Space diagonal 223277083.04516

Equilateral Triangle

Length = n
Perimeter 386727252
Area 7.195611063386E+15
Altitude 111638541.52258

Triangular Pyramid

Length = n
Surface area 7.195611063386E+15
Volume 2.524551990836E+23
Height 60768324.968631