129711261 (number)

129711261 is an odd 9-digits composite number following 129711260 and preceding 129711262. In scientific notation, it is written as 1.29711261 × 10^8. The sum of its digits is 30. It has a total of 3 prime factors and 8 positive divisors. There are 86114880 positive integers (up to 129711261) that are relatively prime to 129711261.

Interesting facts

Basic properties

Name

Name one hundred twenty-nine million seven hundred eleven thousand two hundred sixty-one

Notation

Scientific notation 1.29711261 × 10^8
Engineering notation 1.29711261 × 10^6

Prime Factorization of 129711261

Prime Factorization 3 × 241 × 179407

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 129711261
Product of the distinct prime numbers

The prime factorization of 129711261 is 3 × 241 × 179407. Since it has a total of 3 prime factors.

Most popular turbo-numbers

Basic calculations (n = 129711261)

Multiplication

n×y
n×2 259422522
n×3 389133783
n×4 518845044
n×5 648556305

Division

n÷y
n÷2 64855630.5
n÷3 43237087
n÷3 32427815.25
n÷5 25942252.2

Exponentiation

ny
n2 16825011230210121
n3 2.1823934230097E+24
n4 2.830810028967E+32
n5 3.6718793850875E+40

Nth Root

y√n
2√n 11389.085169582
3√n 506.20437436702
4√n 106.71965690341
5√n 41.936823933503

Divisors of 129711261

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 -129711260
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 129711261 can be divided by 8 positive divisors. The sum of these divisors (counting 129711261) is 1, the average is 0.125.

Base conversion 129711261

Base System Value
2 Binary 111101110110011110010011101
3 Ternary 100001002000101210
4 Quaternary 13232303302131
5 Quinary 231201230021
6 Senary 20512055033
8 Octal 756636235
10 Decimal 129711261
12 Duodecimal 37534479
16 Hexadecimal 7bb3c9d
20 Vigesimal 20adi31
36 Base36 2585ul

Cryptographic Hash Functions

md5 a4dd6c32d110aeb97480ad43790a950d
sha1 f0e4c60d708ab976015a0f0515e381494b77f65a
sha256 5d4fbfc2fa1b7cd80634b37e8891693f4d25321a24e73782e0c669551909c40c
sha512 4f173671c59d4d491ea2a0292be6d459b51371779b743900a10b930d41fc1ed90411a407a893846fbfd573dcb16b4ab904330f6972c479deac4bb3c69b359de7
ripemd-160 dcf167299ebd54c6f4994404ada71119f6a55718

129711261 as geometric shapes

Circle

Radius = n
Diameter 259422522
Circumference 814999889.29094
Area 5.2857331677394E+16

Sphere

Radius = n
Volume 9.1415881932933E+24
Surface area 2.1142932670958E+17
Circumference 814999889.29094

Square

Length = n
Perimeter 518845044
Area 16825011230210121
Diagonal 183439424.49872

Cube

Length = n
Surface area 100950067381260726
Volume 2.1823934230097E+24
Space diagonal 224666494.36583

Equilateral Triangle

Length = n
Perimeter 389133783
Area 7.2854435721602E+15
Altitude 112333247.18291

Triangular Pyramid

Length = n
Surface area 7.2854435721602E+15
Volume 2.5719753143785E+23
Height 61146474.832905