129645946 (number)

129645946 is an even 9-digits composite number following 129645945 and preceding 129645947. In scientific notation, it is written as 1.29645946 × 10^8. The sum of its digits is 46. It has a total of 4 prime factors and 16 positive divisors. There are 63209664 positive integers (up to 129645946) that are relatively prime to 129645946.

Interesting facts

Basic properties

Name

Name one hundred twenty-nine million six hundred forty-five thousand nine hundred forty-six

Notation

Scientific notation 1.29645946 × 10^8
Engineering notation 1.29645946 × 10^6

Prime Factorization of 129645946

Prime Factorization 2 × 43 × 977 × 1543

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 129645946
Product of the distinct prime numbers

The prime factorization of 129645946 is 2 × 43 × 977 × 1543. Since it has a total of 4 prime factors.

Most popular turbo-numbers

6, 10, 19, 25, 862, 925, 197, 4286, 7340, 39317, 203048, 348429, 7859379, 9101692, 79184498, 48798344, 444221726, 23315475, 7342317841, 1954425034

Basic calculations (n = 129645946)

Multiplication

n×y
n×2 259291892
n×3 388937838
n×4 518583784
n×5 648229730

Division

n÷y
n÷2 64822973
n÷3 43215315.333333
n÷3 32411486.5
n÷5 25929189.2

Exponentiation

ny
n2 16808071314234916
n3 2.1790983059694E+24
n4 2.8251126130441E+32
n5 3.6626439727463E+40

Nth Root

y√n
2√n 11386.217370137
3√n 506.11939513572
4√n 106.70621992244
5√n 41.932599696529

Divisors of 129645946

1, 2, 43, 86, 977, 1543, 1954, 3086, 42011, 66349, 84022, 132698, 1507511, 3015022, 64822973, 129645946

16 divisors

τ Total Divisors 16
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -129645945
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0625
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 16
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 129645946 can be divided by 16 positive divisors. The sum of these divisors (counting 129645946) is 1, the average is 0.0625.

Base conversion 129645946

Base System Value
2 Binary 111101110100011110101111010
3 Ternary 100000221200210201
4 Quaternary 13232203311322
5 Quinary 231142132241
6 Senary 20510432414
8 Octal 756436572
10 Decimal 129645946
12 Duodecimal 3750270a
16 Hexadecimal 7ba3d7a
20 Vigesimal 20a5eh6
36 Base36 256rga

Cryptographic Hash Functions

md5 c57f0f74d721d7858570fc82025f15d0
sha1 12b1c86ae79ae34b93899f100cce9ec083b39e69
sha256 0278e6146af588781a8ff8d95fe46b9874ccc4f207e2a00cfeba39f2e5cf9e04
sha512 bd88ae9cbb7132302bada4b58329a6af482ed7a41ce7a8b335c83387e73c73114121324da18d69cc962242b83033e0140461bfac762fd3db67ee9481d0740d18
ripemd-160 1ecc0a0fafeca4c6c2bd12d4088eaa9171892a91

129645946 as geometric shapes

Circle

Radius = n
Diameter 259291892
Circumference 814589503.0426
Area 5.2804113361814E+16

Sphere

Radius = n
Volume 9.1277856393114E+24
Surface area 2.1121645344726E+17
Circumference 814589503.0426

Square

Length = n
Perimeter 518583784
Area 16808071314234916
Diagonal 183347055.13989

Cube

Length = n
Surface area 100848427885409496
Volume 2.1790983059694E+24
Space diagonal 224553365.46733

Equilateral Triangle

Length = n
Perimeter 388937838
Area 7.278108373374E+15
Altitude 112276682.73367

Triangular Pyramid

Length = n
Surface area 7.278108373374E+15
Volume 2.5680919817052E+23
Height 61115685.04663