129675642 (number)

129675642 is an even 9-digits composite number following 129675641 and preceding 129675643. In scientific notation, it is written as 1.29675642 × 10^8. The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors. There are 43225212 positive integers (up to 129675642) that are relatively prime to 129675642.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 1.29675642 × 10^8
Engineering notation 1.29675642 × 10^6

Prime Factorization of 129675642

Prime Factorization 2 × 3 × 21612607

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 129675642
Product of the distinct prime numbers

The prime factorization of 129675642 is 2 × 3 × 21612607. Since it has a total of 3 prime factors.

Most popular turbo-numbers

7, 3, 69, 51, 890, 826, 4901, 7504, 46397, 14250, 977007, 357574, 7821103, 213023, 77738182, 57017683, 679182903, 548345002, 1670230214, 4058603586

Basic calculations (n = 129675642)

Multiplication

n×y
n×2 259351284
n×3 389026926
n×4 518702568
n×5 648378210

Division

n÷y
n÷2 64837821
n÷3 43225214
n÷3 32418910.5
n÷5 25935128.4

Exponentiation

ny
n2 16815772128112164
n3 2.1805960464387E+24
n4 2.8277019226459E+32
n5 3.6668406220375E+40

Nth Root

y√n
2√n 11387.521328191
3√n 506.15803517712
4√n 106.71232978523
5√n 41.934520491501

Divisors of 129675642

1, 2, 3, 6, 21612607, 43225214, 64837821, 129675642

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 -129675641
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 129675642 can be divided by 8 positive divisors. The sum of these divisors (counting 129675642) is 1, the average is 0.125.

Base conversion 129675642

Base System Value
2 Binary 111101110101011000101111010
3 Ternary 100001000012112120
4 Quaternary 13232223011322
5 Quinary 231144110032
6 Senary 20511222110
8 Octal 756530572
10 Decimal 129675642
12 Duodecimal 37517936
16 Hexadecimal 7bab17a
20 Vigesimal 20a9922
36 Base36 257ed6

Cryptographic Hash Functions

md5 076e94b288c3d83e489c1db6b182be9b
sha1 67dad26991af115a9496e8254ef9913dd76c33c6
sha256 2a1abf7267bdc49e6de089625b711f386292478a1f36bf768b1222a490761016
sha512 a39b59efacc0ba810bc32650bda822c77ddfa1b6873f5db6661501ee8dde3312c32de4658d8225fdb875283afa6c77cc3d72d7a15b606b43ed9a2d95c67340e6
ripemd-160 8f6239395746939de5b8315a0b147f4dda1373b8

129675642 as geometric shapes

Circle

Radius = n
Diameter 259351284
Circumference 814776088.51348
Area 5.2828306182117E+16

Sphere

Radius = n
Volume 9.1340593599182E+24
Surface area 2.1131322472847E+17
Circumference 814776088.51348

Square

Length = n
Perimeter 518702568
Area 16815772128112164
Diagonal 183389051.62584

Cube

Length = n
Surface area 100894632768672984
Volume 2.1805960464387E+24
Space diagonal 224604800.44811

Equilateral Triangle

Length = n
Perimeter 389026926
Area 7.2814429235977E+15
Altitude 112302400.22406

Triangular Pyramid

Length = n
Surface area 7.2814429235977E+15
Volume 2.5698570857756E+23
Height 61129683.875279