129870072 (number)

129870072 is an even 9-digits composite number following 129870071 and preceding 129870073. In scientific notation, it is written as 1.29870072 × 10^8. The sum of its digits is 36. It has a total of 7 prime factors and 48 positive divisors. There are 40743168 positive integers (up to 129870072) that are relatively prime to 129870072.

Interesting facts

Basic properties

Name

Name one hundred twenty-nine million eight hundred seventy thousand seventy-two

Notation

Scientific notation 1.29870072 × 10^8
Engineering notation 1.29870072 × 10^6

Prime Factorization of 129870072

Prime Factorization 2 × 2 × 2 × 17 × 3 × 3 × 106103

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 10822506
Product of the distinct prime numbers

The prime factorization of 129870072 is 2 × 2 × 2 × 17 × 3 × 3 × 106103. Since it has a total of 7 prime factors.

Most popular turbo-numbers

Basic calculations (n = 129870072)

Multiplication

n×y
n×2 259740144
n×3 389610216
n×4 519480288
n×5 649350360

Division

n÷y
n÷2 64935036
n÷3 43290024
n÷3 32467518
n÷5 25974014.4

Exponentiation

ny
n2 16866235601285184
n3 2.1904192319079E+24
n4 2.8446990335806E+32
n5 3.6944126830944E+40

Nth Root

y√n
2√n 11396.055106922
3√n 506.41087927632
4√n 106.75230726744
5√n 41.947087914634

Divisors of 129870072

48 divisors

τ Total Divisors 48
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -129870071
Sum of the proper positive divisors of n
A Arithmetic Mean 0.020833333333333
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 48
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 129870072 can be divided by 48 positive divisors. The sum of these divisors (counting 129870072) is 1, the average is 0.020833333333333.

Base conversion 129870072

Base System Value
2 Binary 111101111011010100011111000
3 Ternary 100001101002020200
4 Quaternary 13233122203320
5 Quinary 231221320242
6 Senary 20515322200
8 Octal 757324370
10 Decimal 129870072
12 Duodecimal 375b0360
16 Hexadecimal 7bda8f8
20 Vigesimal 20bdf3c
36 Base36 25bke0

Cryptographic Hash Functions

md5 fb9240d913b311b7559abfd90794b3d9
sha1 f8bde45253f21e71a033bad212c22f883c90caac
sha256 c1f7c9ae7fcad913fb912dd78d1a816d73c9dcd7a5f19000f09819a71de4120e
sha512 8ee2f668b14905841daaf6b1bb5a8878b1da31672c48ad087f650df9c34bbb92c462f02e6072e624c03f777d5aaffa830d168d8c09eb40a187cd90a0973a5b64
ripemd-160 f9b9655d074b3d93763ce884adf1f56f7dc576f9

129870072 as geometric shapes

Circle

Radius = n
Diameter 259740144
Circumference 815997728.23275
Area 5.2986841858712E+16

Sphere

Radius = n
Volume 9.1752066229914E+24
Surface area 2.1194736743485E+17
Circumference 815997728.23275

Square

Length = n
Perimeter 519480288
Area 16866235601285184
Diagonal 183664017.16877

Cube

Length = n
Surface area 101197413607711104
Volume 2.1904192319079E+24
Space diagonal 224941563.08663

Equilateral Triangle

Length = n
Perimeter 389610216
Area 7.3032942484632E+15
Altitude 112470781.54331

Triangular Pyramid

Length = n
Surface area 7.3032942484632E+15
Volume 2.5814338208725E+23
Height 61221339.056257