129105965 (number)

129105965 is an odd 9-digits composite number following 129105964 and preceding 129105966. In scientific notation, it is written as 1.29105965 × 10^8. The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors. There are 103037760 positive integers (up to 129105965) that are relatively prime to 129105965.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 1.29105965 × 10^8
Engineering notation 1.29105965 × 10^6

Prime Factorization of 129105965

Prime Factorization 5 × 421 × 61333

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 129105965
Product of the distinct prime numbers

The prime factorization of 129105965 is 5 × 421 × 61333. Since it has a total of 3 prime factors.

Most popular turbo-numbers

5, 9, 95, 21, 979, 354, 130, 5552, 18853, 59967, 755543, 482792, 6218274, 2550471, 8328401, 14322428, 660653608, 839839553, 2060404838, 9582592565

Basic calculations (n = 129105965)

Multiplication

n×y
n×2 258211930
n×3 387317895
n×4 516423860
n×5 645529825

Division

n÷y
n÷2 64552982.5
n÷3 43035321.666667
n÷3 32276491.25
n÷5 25821193

Exponentiation

ny
n2 16668350198581225
n3 2.1519834373458E+24
n4 2.7783389834254E+32
n5 3.5870013555226E+40

Nth Root

y√n
2√n 11362.480583042
3√n 505.41574756252
4√n 106.59493694844
5√n 41.897611136263

Divisors of 129105965

1, 5, 421, 2105, 61333, 306665, 25821193, 129105965

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 -129105964
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 129105965 can be divided by 8 positive divisors. The sum of these divisors (counting 129105965) is 1, the average is 0.125.

Base conversion 129105965

Base System Value
2 Binary 111101100100000000000101101
3 Ternary 22222221021002102
4 Quaternary 13230200000231
5 Quinary 231022342330
6 Senary 20451104445
8 Octal 754400055
10 Decimal 129105965
12 Duodecimal 372a2125
16 Hexadecimal 7b2002d
20 Vigesimal 206i4i5
36 Base36 24v6st

Cryptographic Hash Functions

md5 ed64ec01cb5f24b45e1ff79d9663409b
sha1 4cfaa1b1c0fe08bb9d227086af2a6c3cd8bce088
sha256 73f465de5b80088471b20f6eba13d5e3d3731fd252aa4d9d08d051705fdcc0c8
sha512 c05564a7c19eaf3cb816c6e2ca353a32bc0081f93ee3118e03c9ba4a668b2f3e41895b59bc0d55d9fcb9a5f256ec8d6db7b99f2e643225baf060c33aa47999ba
ripemd-160 1427029ee2bc01634a66bc245e64b4d964ae91f8

129105965 as geometric shapes

Circle

Radius = n
Diameter 258211930
Circumference 811196702.35724
Area 5.2365166531325E+16

Sphere

Radius = n
Volume 9.0142071432165E+24
Surface area 2.094606661253E+17
Circumference 811196702.35724

Square

Length = n
Perimeter 516423860
Area 16668350198581225
Diagonal 182583406.68627

Cube

Length = n
Surface area 100010101191487350
Volume 2.1519834373458E+24
Space diagonal 223618090.94021

Equilateral Triangle

Length = n
Perimeter 387317895
Area 7.2176073555734E+15
Altitude 111809045.4701

Triangular Pyramid

Length = n
Surface area 7.2176073555734E+15
Volume 2.5361368025806E+23
Height 60861135.562089