129875994 (number)

129875994 is an even 9-digits composite number following 129875993 and preceding 129875995. In scientific notation, it is written as 1.29875994 × 10^8. The sum of its digits is 54. It has a total of 3 prime factors and 8 positive divisors. There are 42121296 positive integers (up to 129875994) that are relatively prime to 129875994.

Interesting facts

Basic properties

Name

Name one hundred twenty-nine million eight hundred seventy-five thousand nine hundred ninety-four

Notation

Scientific notation 1.29875994 × 10^8
Engineering notation 1.29875994 × 10^6

Prime Factorization of 129875994

Prime Factorization 2 × 999 × 65003

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 129875994
Product of the distinct prime numbers

The prime factorization of 129875994 is 2 × 999 × 65003. Since it has a total of 3 prime factors.

Most popular turbo-numbers

Basic calculations (n = 129875994)

Multiplication

n×y
n×2 259751988
n×3 389627982
n×4 519503976
n×5 649379970

Division

n÷y
n÷2 64937997
n÷3 43291998
n÷3 32468998.5
n÷5 25975198.8

Exponentiation

ny
n2 16867773817488036
n3 2.1907188911134E+24
n4 2.8452179355793E+32
n5 3.6952550753E+40

Nth Root

y√n
2√n 11396.314930713
3√n 506.41857650683
4√n 106.75352420746
5√n 41.947470460235

Divisors of 129875994

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 -129875993
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 129875994 can be divided by 8 positive divisors. The sum of these divisors (counting 129875994) is 1, the average is 0.125.

Base conversion 129875994

Base System Value
2 Binary 111101111011100000000011010
3 Ternary 100001101101101000
4 Quaternary 13233130000122
5 Quinary 231222012434
6 Senary 20515405430
8 Octal 757340032
10 Decimal 129875994
12 Duodecimal 375b3876
16 Hexadecimal 7bdc01a
20 Vigesimal 20be9je
36 Base36 25boyi

Cryptographic Hash Functions

md5 e59484bffe8e3fa3e16c155f6268165e
sha1 8581329d7b4bf5ce339c467a2692a0efcbe00d2c
sha256 00e32f890eb840b2b7eddccc857f9b96b99dd3e3bc8d6ec3647d1e33db347e9b
sha512 c32feb21aba170c28e047a745a5df299440b55000028f712db1887b8c01b101234fb605c1bd7f58315a1d4cabd21ddb27c92e5ae9c629f25e9117197f3ad6950
ripemd-160 8f1ad10530846d9a2619b36864548695d020e8be

129875994 as geometric shapes

Circle

Radius = n
Diameter 259751988
Circumference 816034937.25614
Area 5.2991674307435E+16

Sphere

Radius = n
Volume 9.1764618325365E+24
Surface area 2.1196669722974E+17
Circumference 816034937.25614

Square

Length = n
Perimeter 519503976
Area 16867773817488036
Diagonal 183672392.14149

Cube

Length = n
Surface area 101206642904928216
Volume 2.1907188911134E+24
Space diagonal 224951820.29151

Equilateral Triangle

Length = n
Perimeter 389627982
Area 7.3039603156173E+15
Altitude 112475910.14576

Triangular Pyramid

Length = n
Surface area 7.3039603156173E+15
Volume 2.581786972633E+23
Height 61224130.713829