129728434 (number)

129728434 is an even 9-digits composite number following 129728433 and preceding 129728435. In scientific notation, it is written as 1.29728434 × 10^8. The sum of its digits is 40. It has a total of 3 prime factors and 8 positive divisors. There are 58967460 positive integers (up to 129728434) that are relatively prime to 129728434.

Interesting facts

Basic properties

Name

Name one hundred twenty-nine million seven hundred twenty-eight thousand four hundred thirty-four

Notation

Scientific notation 1.29728434 × 10^8
Engineering notation 1.29728434 × 10^6

Prime Factorization of 129728434

Prime Factorization 2 × 11 × 5896747

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 129728434
Product of the distinct prime numbers

The prime factorization of 129728434 is 2 × 11 × 5896747. Since it has a total of 3 prime factors.

Most popular turbo-numbers

5, 10, 40, 48, 134, 835, 966, 7601, 88974, 58032, 246030, 862880, 1410423, 280699, 76837300, 43518550, 137163625, 677817959, 5439009927, 8254766127

Basic calculations (n = 129728434)

Multiplication

n×y
n×2 259456868
n×3 389185302
n×4 518913736
n×5 648642170

Division

n÷y
n÷2 64864217
n÷3 43242811.333333
n÷3 32432108.5
n÷5 25945686.8

Exponentiation

ny
n2 16829466588092356
n3 2.1832603455285E+24
n4 2.8323094563972E+32
n5 3.674310703818E+40

Nth Root

y√n
2√n 11389.839068222
3√n 506.22671286471
4√n 106.72318899013
5√n 41.937934311947

Divisors of 129728434

1, 2, 11, 22, 5896747, 11793494, 64864217, 129728434

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 -129728433
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 129728434 can be divided by 8 positive divisors. The sum of these divisors (counting 129728434) is 1, the average is 0.125.

Base conversion 129728434

Base System Value
2 Binary 111101110110111111110110010
3 Ternary 100001002212221211
4 Quaternary 13232313332302
5 Quinary 231202302214
6 Senary 20512310334
8 Octal 756677662
10 Decimal 129728434
12 Duodecimal 375423aa
16 Hexadecimal 7bb7fb2
20 Vigesimal 20ag11e
36 Base36 258j3m

Cryptographic Hash Functions

md5 d7261843ccfa035d2bc5be4ba478b9ca
sha1 f57c9dd8235a6e81430d1cb4ee18bcc5bbef8867
sha256 4b3082f02bfa59970ea1e1199af5f7f6a73a3882588352d01c473d1194106bc2
sha512 1b45c8c3c8d06930f87f28f30280de026041d48856a67f1b148c8879f5f60cb0628b14339dce5c89c84d6ad80f5ea3f8df5bb8e36a7e1d3f6a8ba836b015c993
ripemd-160 d2ca19c3c78b470c52f9849d7efcbad92b42125b

129728434 as geometric shapes

Circle

Radius = n
Diameter 259456868
Circumference 815107790.43222
Area 5.2871328596986E+16

Sphere

Radius = n
Volume 9.1452195498485E+24
Surface area 2.1148531438794E+17
Circumference 815107790.43222

Square

Length = n
Perimeter 518913736
Area 16829466588092356
Diagonal 183463710.78822

Cube

Length = n
Surface area 100976799528554136
Volume 2.1832603455285E+24
Space diagonal 224696238.87435

Equilateral Triangle

Length = n
Perimeter 389185302
Area 7.2873727987147E+15
Altitude 112348119.43717

Triangular Pyramid

Length = n
Surface area 7.2873727987147E+15
Volume 2.5729969923649E+23
Height 61154570.262741