129392388 (number)

129392388 is an even 9-digits composite number following 129392387 and preceding 129392389. In scientific notation, it is written as 1.29392388 × 10^8. The sum of its digits is 45. It has a total of 8 prime factors and 108 positive divisors. There are 39362400 positive integers (up to 129392388) that are relatively prime to 129392388.

Interesting facts

Basic properties

Name

Name one hundred twenty-nine million three hundred ninety-two thousand three hundred eighty-eight

Notation

Scientific notation 1.29392388 × 10^8
Engineering notation 1.29392388 × 10^6

Prime Factorization of 129392388

Prime Factorization 2 × 2 × 3 × 3 × 31 × 23 × 71 × 71

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 8
Total number of prime factors
rad Radical 303738
Product of the distinct prime numbers

The prime factorization of 129392388 is 2 × 2 × 3 × 3 × 31 × 23 × 71 × 71. Since it has a total of 8 prime factors.

Most popular turbo-numbers

Basic calculations (n = 129392388)

Multiplication

n×y
n×2 258784776
n×3 388177164
n×4 517569552
n×5 646961940

Division

n÷y
n÷2 64696194
n÷3 43130796
n÷3 32348097
n÷5 25878477.6

Exponentiation

ny
n2 16742390072342544
n3 2.1663378322879E+24
n4 2.8030762533447E+32
n5 3.6269673016637E+40

Nth Root

y√n
2√n 11375.077494242
3√n 505.78922830208
4√n 106.6540083365
5√n 41.916184723293

Divisors of 129392388

108 divisors

τ Total Divisors 108
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -129392387
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0092592592592593
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 108
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 129392388 can be divided by 108 positive divisors. The sum of these divisors (counting 129392388) is 1, the average is 0.0092592592592593.

Base conversion 129392388

Base System Value
2 Binary 111101101100101111100000100
3 Ternary 100000110210222200
4 Quaternary 13231211330010
5 Quinary 231111024023
6 Senary 20501154500
8 Octal 755457404
10 Decimal 129392388
12 Duodecimal 373bba30
16 Hexadecimal 7b65f04
20 Vigesimal 208e0j8
36 Base36 251bt0

Cryptographic Hash Functions

md5 3930bc47bc48a88be87e02aa3d688a70
sha1 490c2c1cb60d1adf4f81920fd3d98407e8ecee43
sha256 98687278bb35e7ab0de6483995b42bffe774ecf206148df59d6cc851e44487c6
sha512 a8b212b4ba851e46ea525e935861d761418514eed9110e6fb1a7305fb7047a9cb3b16125caab43beaddc2e159ffbd73b77bacedcb171a3dba7502dd72d2a4d51
ripemd-160 468d8d1dfdb08ef464e60c36ddeb12023beb504b

129392388 as geometric shapes

Circle

Radius = n
Diameter 258784776
Circumference 812996351.14248
Area 5.2597769654806E+16

Sphere

Radius = n
Volume 9.0743346921457E+24
Surface area 2.1039107861922E+17
Circumference 812996351.14248

Square

Length = n
Perimeter 517569552
Area 16742390072342544
Diagonal 182988469.97744

Cube

Length = n
Surface area 100454340434055264
Volume 2.1663378322879E+24
Space diagonal 224114190.12867

Equilateral Triangle

Length = n
Perimeter 388177164
Area 7.2496675613585E+15
Altitude 112057095.06433

Triangular Pyramid

Length = n
Surface area 7.2496675613585E+15
Volume 2.5530536192529E+23
Height 60996156.659147