129129561 (number)

129129561 is an odd 9-digits composite number following 129129560 and preceding 129129562. In scientific notation, it is written as 1.29129561 × 10^8. The sum of its digits is 36. It has a total of 3 prime factors and 8 positive divisors. There are 77839200 positive integers (up to 129129561) that are relatively prime to 129129561.

Interesting facts

Basic properties

Name

Name one hundred twenty-nine million one hundred twenty-nine thousand five hundred sixty-one

Notation

Scientific notation 1.29129561 × 10^8
Engineering notation 1.29129561 × 10^6

Prime Factorization of 129129561

Prime Factorization 99 × 191 × 6829

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 129129561
Product of the distinct prime numbers

The prime factorization of 129129561 is 99 × 191 × 6829. Since it has a total of 3 prime factors.

Most popular turbo-numbers

Basic calculations (n = 129129561)

Multiplication

n×y
n×2 258259122
n×3 387388683
n×4 516518244
n×5 645647805

Division

n÷y
n÷2 64564780.5
n÷3 43043187
n÷3 32282390.25
n÷5 25825912.2

Exponentiation

ny
n2 16674443524052721
n3 2.1531635721802E+24
n4 2.7803706683682E+32
n5 3.5902804382367E+40

Nth Root

y√n
2√n 11363.518865211
3√n 505.44653638914
4√n 106.59980705991
5√n 41.89914250434

Divisors of 129129561

8 divisors

τ Total Divisors 8
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -129129560
Sum of the proper positive divisors of n
A Arithmetic Mean 0.125
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 8
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 129129561 can be divided by 8 positive divisors. The sum of these divisors (counting 129129561) is 1, the average is 0.125.

Base conversion 129129561

Base System Value
2 Binary 111101100100101110001011001
3 Ternary 22222222110110100
4 Quaternary 13230211301121
5 Quinary 231024121221
6 Senary 20451410013
8 Octal 754456131
10 Decimal 129129561
12 Duodecimal 372b3909
16 Hexadecimal 7b25c59
20 Vigesimal 20713i1
36 Base36 24vp09

Cryptographic Hash Functions

md5 ce5aff6322424b15d11bd42dc37a9034
sha1 92e10548f89775b82082371b9b39080f216777c6
sha256 0e0b6d67956a336a6141072f69d0c368976715e7549a0386c0fc97d70adeff39
sha512 f4c1ed298f3f0446a843cf277b091082409495bca6d2ef44edda3a1f9c03de898765f8b271426a5ca51e9b4637192f5fa99901d4fde5bc3cfaff3d132a616ffd
ripemd-160 e2c844a5aa30a097d4335e39558939ec5336ef8a

129129561 as geometric shapes

Circle

Radius = n
Diameter 258259122
Circumference 811344960.39775
Area 5.2384309277862E+16

Sphere

Radius = n
Volume 9.0191504804514E+24
Surface area 2.0953723711145E+17
Circumference 811344960.39775

Square

Length = n
Perimeter 516518244
Area 16674443524052721
Diagonal 182616776.46948

Cube

Length = n
Surface area 100046661144316326
Volume 2.1531635721802E+24
Space diagonal 223658960.41106

Equilateral Triangle

Length = n
Perimeter 387388683
Area 7.2202458428993E+15
Altitude 111829480.20553

Triangular Pyramid

Length = n
Surface area 7.2202458428993E+15
Volume 2.5375276048208E+23
Height 60872258.823161