129128040 (number)

129128040 is an even 9-digits composite number following 129128039 and preceding 129128041. In scientific notation, it is written as 1.29128040 × 10^8. The sum of its digits is 27. It has a total of 6 prime factors and 32 positive divisors. There are 34433856 positive integers (up to 129128040) that are relatively prime to 129128040.

Interesting facts

Basic properties

Name

Name one hundred twenty-nine million one hundred twenty-eight thousand forty

Notation

Scientific notation 1.29128040 × 10^8
Engineering notation 1.29128040 × 10^6

Prime Factorization of 129128040

Prime Factorization 2 × 2 × 2 × 5 × 27 × 119563

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 32282010
Product of the distinct prime numbers

The prime factorization of 129128040 is 2 × 2 × 2 × 5 × 27 × 119563. Since it has a total of 6 prime factors.

Most popular turbo-numbers

1, 9, 91, 75, 185, 946, 5289, 2177, 61650, 99287, 970728, 792407, 1059459, 333460, 45333258, 13317323, 183974581, 692357402, 8526808913, 3277511544

Basic calculations (n = 129128040)

Multiplication

n×y
n×2 258256080
n×3 387384120
n×4 516512160
n×5 645640200

Division

n÷y
n÷2 64564020
n÷3 43042680
n÷3 32282010
n÷5 25825608

Exponentiation

ny
n2 16674050714241600
n3 2.1530874875906E+24
n4 2.780239672211E+32
n5 3.5900689960285E+40

Nth Root

y√n
2√n 11363.451940322
3√n 505.44455185207
4√n 106.59949315227
5√n 41.899043798985

Divisors of 129128040

1, 2, 4, 5, 8, 10, 20, 27, 40, 54, 108, 135, 216, 270, 540, 1080, 119563, 239126, 478252, 597815, 956504, 1195630, 2391260, 3228201, 4782520, 6456402, 12912804, 16141005, 25825608, 32282010, 64564020, 129128040

32 divisors

τ Total Divisors 32
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -129128039
Sum of the proper positive divisors of n
A Arithmetic Mean 0.03125
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 32
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 129128040 can be divided by 32 positive divisors. The sum of these divisors (counting 129128040) is 1, the average is 0.03125.

Base conversion 129128040

Base System Value
2 Binary 111101100100101011001101000
3 Ternary 22222222101101000
4 Quaternary 13230211121220
5 Quinary 231024044130
6 Senary 20451355000
8 Octal 754453150
10 Decimal 129128040
12 Duodecimal 372b2a60
16 Hexadecimal 7b25668
20 Vigesimal 2071020
36 Base36 24vnu0

Cryptographic Hash Functions

md5 ac3d8460ff04b7de64ac78e68fb473b3
sha1 5ae201370b1e1702394b7b12cb1bbe89e6e619bd
sha256 ef91fc42bb2067463b29dc4d17375165830a5eac54339fef75163fcceb41a60b
sha512 c92040aad6cbe18c88669bbcf2cccbe76ab6053dc0d3aef4e05de33f9cd399d630862fe6683815afe7fc4e8ff30c155a3cb96ded6d7d3a64afd5d8e74c289c0d
ripemd-160 591734f3ef2439a2863b6772426f51068340529d

129128040 as geometric shapes

Circle

Radius = n
Diameter 258256080
Circumference 811335403.6729
Area 5.2383075229445E+16

Sphere

Radius = n
Volume 9.0188317780677E+24
Surface area 2.0953230091778E+17
Circumference 811335403.6729

Square

Length = n
Perimeter 516512160
Area 16674050714241600
Diagonal 182614625.45066

Cube

Length = n
Surface area 100044304285449600
Volume 2.1530874875906E+24
Space diagonal 223656325.96179

Equilateral Triangle

Length = n
Perimeter 387384120
Area 7.2200757512616E+15
Altitude 111828162.98089

Triangular Pyramid

Length = n
Surface area 7.2200757512616E+15
Volume 2.5374379382721E+23
Height 60871541.816885