128702929 (number)

128702929 is an odd 9-digits composite number following 128702928 and preceding 128702930. In scientific notation, it is written as 1.28702929 × 10^8. The sum of its digits is 40. It has a total of 3 prime factors and 8 positive divisors. There are 125832096 positive integers (up to 128702929) that are relatively prime to 128702929.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 1.28702929 × 10^8
Engineering notation 1.28702929 × 10^6

Prime Factorization of 128702929

Prime Factorization 103 × 79 × 15817

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 128702929
Product of the distinct prime numbers

The prime factorization of 128702929 is 103 × 79 × 15817. Since it has a total of 3 prime factors.

Most popular turbo-numbers

Basic calculations (n = 128702929)

Multiplication

n×y
n×2 257405858
n×3 386108787
n×4 514811716
n×5 643514645

Division

n÷y
n÷2 64351464.5
n÷3 42900976.333333
n÷3 32175732.25
n÷5 25740585.8

Exponentiation

ny
n2 16564443933179041
n3 2.1318924514564E+24
n4 2.7438080281543E+32
n5 3.5313612983718E+40

Nth Root

y√n
2√n 11344.731332209
3√n 504.88927285129
4√n 106.51164880993
5√n 41.871419672516

Divisors of 128702929

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 -128702928
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 128702929 can be divided by 8 positive divisors. The sum of these divisors (counting 128702929) is 1, the average is 0.125.

Base conversion 128702929

Base System Value
2 Binary 111101010111101100111010001
3 Ternary 22222011210020011
4 Quaternary 13222331213101
5 Quinary 230421443204
6 Senary 20434314521
8 Octal 752754721
10 Decimal 128702929
12 Duodecimal 37128a41
16 Hexadecimal 7abd9d1
20 Vigesimal 2047h69
36 Base36 24mjtd

Cryptographic Hash Functions

md5 7b7f33895b6094885633218c03e8901c
sha1 03b79ee0e59729affe3e405d6c46e91a6df2bf68
sha256 63b031a7bcae6144e943f1ff52235a8d3af14803e787e9439d257eb0f8a4b300
sha512 ff317c6c833fea9677a3f5bde8853354ff469f04c628e69595ce6840950618dcc74ef2954441e3d6ae8fb3b38f23a4ffaab2bcd4b218a2d3ab0fd23786babf30
ripemd-160 6705cc3c26076e30f86b4a83274b8a49807dd777

128702929 as geometric shapes

Circle

Radius = n
Diameter 257405858
Circumference 808664352.48378
Area 5.2038735371275E+16

Sphere

Radius = n
Volume 8.9300502183187E+24
Surface area 2.081549414851E+17
Circumference 808664352.48378

Square

Length = n
Perimeter 514811716
Area 16564443933179041
Diagonal 182013427.70894

Cube

Length = n
Surface area 99386663599074246
Volume 2.1318924514564E+24
Space diagonal 222920012.11093

Equilateral Triangle

Length = n
Perimeter 386108787
Area 7.172614622848E+15
Altitude 111460006.05546

Triangular Pyramid

Length = n
Surface area 7.172614622848E+15
Volume 2.5124593486421E+23
Height 60671142.569647