129287771 (number)

129287771 is an odd 9-digits composite number following 129287770 and preceding 129287772. In scientific notation, it is written as 1.29287771 × 10^8. The sum of its digits is 44. It has a total of 4 prime factors and 12 positive divisors. There are 117473664 positive integers (up to 129287771) that are relatively prime to 129287771.

Interesting facts

Basic properties

Name

Name one hundred twenty-nine million two hundred eighty-seven thousand seven hundred seventy-one

Notation

Scientific notation 1.29287771 × 10^8
Engineering notation 1.29287771 × 10^6

Prime Factorization of 129287771

Prime Factorization 17 × 29 × 29 × 9043

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 4458199
Product of the distinct prime numbers

The prime factorization of 129287771 is 17 × 29 × 29 × 9043. Since it has a total of 4 prime factors.

Most popular turbo-numbers

Basic calculations (n = 129287771)

Multiplication

n×y
n×2 258575542
n×3 387863313
n×4 517151084
n×5 646438855

Division

n÷y
n÷2 64643885.5
n÷3 43095923.666667
n÷3 32321942.75
n÷5 25857554.2

Exponentiation

ny
n2 16715327730148441
n3 2.1610874637654E+24
n4 2.7940218112627E+32
n5 3.6123285210354E+40

Nth Root

y√n
2√n 11370.478046239
3√n 505.65287711035
4√n 106.63244368502
5√n 41.909404472223

Divisors of 129287771

12 divisors

τ Total Divisors 12
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -129287770
Sum of the proper positive divisors of n
A Arithmetic Mean 0.083333333333333
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 12
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 129287771 can be divided by 12 positive divisors. The sum of these divisors (counting 129287771) is 1, the average is 0.083333333333333.

Base conversion 129287771

Base System Value
2 Binary 111101101001100011001011011
3 Ternary 100000021111110222
4 Quaternary 13231030121123
5 Quinary 231044202041
6 Senary 20455030255
8 Octal 755143133
10 Decimal 129287771
12 Duodecimal 3736b38b
16 Hexadecimal 7b4c65b
20 Vigesimal 2080j8b
36 Base36 24z32z

Cryptographic Hash Functions

md5 34dc442a3c67512dda2c30244447b046
sha1 7d5df53b417bc0739ed7353c0eb06a4f81b87753
sha256 73907251bb1002a8814df7824255f817fb087ec66e88abfd5b716775f23c161f
sha512 9aa2203a0aee7acd81c2ab1a5d0616460e8455cce2a55a07dce8d074124b5b1e0ca48fae13ab4cfbf89f36287308b6981b9269e24696c7d5881c4eade470b872
ripemd-160 cdf9596d2292cdf4a1ac48ddfbdcc10ccc839c32

129287771 as geometric shapes

Circle

Radius = n
Diameter 258575542
Circumference 812339023.1452
Area 5.251275079938E+16

Sphere

Radius = n
Volume 9.0523419999071E+24
Surface area 2.1005100319752E+17
Circumference 812339023.1452

Square

Length = n
Perimeter 517151084
Area 16715327730148441
Diagonal 182840519.19719

Cube

Length = n
Surface area 100291966380890646
Volume 2.1610874637654E+24
Space diagonal 223932988.16933

Equilateral Triangle

Length = n
Perimeter 387863313
Area 7.2379492234455E+15
Altitude 111966494.08467

Triangular Pyramid

Length = n
Surface area 7.2379492234455E+15
Volume 2.5468660006096E+23
Height 60946839.732396