129122871 (number)

129122871 is an odd 9-digits composite number following 129122870 and preceding 129122872. In scientific notation, it is written as 1.29122871 × 10^8. The sum of its digits is 33. It has a total of 3 prime factors and 8 positive divisors. There are 81018240 positive integers (up to 129122871) that are relatively prime to 129122871.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 1.29122871 × 10^8
Engineering notation 1.29122871 × 10^6

Prime Factorization of 129122871

Prime Factorization 3 × 17 × 2531821

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 129122871
Product of the distinct prime numbers

The prime factorization of 129122871 is 3 × 17 × 2531821. Since it has a total of 3 prime factors.

Most popular turbo-numbers

Basic calculations (n = 129122871)

Multiplication

n×y
n×2 258245742
n×3 387368613
n×4 516491484
n×5 645614355

Division

n÷y
n÷2 64561435.5
n÷3 43040957
n÷3 32280717.75
n÷5 25824574.2

Exponentiation

ny
n2 16672715815282641
n3 2.1528289334364E+24
n4 2.7797945265718E+32
n5 3.5893505006103E+40

Nth Root

y√n
2√n 11363.224498354
3√n 505.437807441
4√n 106.59842634089
5√n 41.898708349573

Divisors of 129122871

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 -129122870
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 129122871 can be divided by 8 positive divisors. The sum of these divisors (counting 129122871) is 1, the average is 0.125.

Base conversion 129122871

Base System Value
2 Binary 111101100100100001000110111
3 Ternary 22222222010021120
4 Quaternary 13230210020313
5 Quinary 231023412441
6 Senary 20451315023
8 Octal 754441067
10 Decimal 129122871
12 Duodecimal 372aba73
16 Hexadecimal 7b24237
20 Vigesimal 207073b
36 Base36 24vjuf

Cryptographic Hash Functions

md5 bb458775cfc0d05fbb6aecd59d9a660e
sha1 02f1bcc0498223ffff6cf39dff9cf5d3650ecc38
sha256 90779e2c7dec78032d4e751f3e20431be4c028a630b6265cce059e6c5f51046c
sha512 4b609632e5a3c549ba3fc5e0f7ddd6e7a01a90b1e782132b0153416f3007b0047e578131e294fc09bae1bf4dde76420da7bbbf49e8fceedaf4e9db7f86bf0244
ripemd-160 8323bd54e7e5c08dffa7b2fbdbdee2b0e15879bc

129122871 as geometric shapes

Circle

Radius = n
Diameter 258245742
Circumference 811302925.88805
Area 5.2378881520682E+16

Sphere

Radius = n
Volume 9.0177487489591E+24
Surface area 2.0951552608273E+17
Circumference 811302925.88805

Square

Length = n
Perimeter 516491484
Area 16672715815282641
Diagonal 182607315.38075

Cube

Length = n
Surface area 100036294891695846
Volume 2.1528289334364E+24
Space diagonal 223647372.99116

Equilateral Triangle

Length = n
Perimeter 387368613
Area 7.2194977230567E+15
Altitude 111823686.49558

Triangular Pyramid

Length = n
Surface area 7.2194977230567E+15
Volume 2.5371332292791E+23
Height 60869105.126917