129401908 (number)

129401908 is an even 9-digits composite number following 129401907 and preceding 129401909. In scientific notation, it is written as 1.29401908 × 10^8. The sum of its digits is 34. It has a total of 3 prime factors and 6 positive divisors. There are 64700952 positive integers (up to 129401908) that are relatively prime to 129401908.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 1.29401908 × 10^8
Engineering notation 1.29401908 × 10^6

Prime Factorization of 129401908

Prime Factorization 2 × 2 × 32350477

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 64700954
Product of the distinct prime numbers

The prime factorization of 129401908 is 2 × 2 × 32350477. Since it has a total of 3 prime factors.

Most popular turbo-numbers

2, 3, 72, 36, 212, 636, 9640, 9944, 5720, 22935, 70534, 762626, 4922713, 2273211, 51896758, 34676925, 334023541, 540314827, 6768226308, 1040306534

Basic calculations (n = 129401908)

Multiplication

n×y
n×2 258803816
n×3 388205724
n×4 517607632
n×5 647009540

Division

n÷y
n÷2 64700954
n÷3 43133969.333333
n÷3 32350477
n÷5 25880381.6

Exponentiation

ny
n2 16744853794040464
n3 2.1668160301299E+24
n4 2.8039012858379E+32
n5 3.6283017623108E+40

Nth Root

y√n
2√n 11375.495945232
3√n 505.80163242014
4√n 106.65597004028
5√n 41.916801498888

Divisors of 129401908

1, 2, 4, 32350477, 64700954, 129401908

6 divisors

τ Total Divisors 6
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -129401907
Sum of the proper positive divisors of n
A Arithmetic Mean 0.16666666666667
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 6
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 129401908 can be divided by 6 positive divisors. The sum of these divisors (counting 129401908) is 1, the average is 0.16666666666667.

Base conversion 129401908

Base System Value
2 Binary 111101101101000010000110100
3 Ternary 100000111022001021
4 Quaternary 13231220100310
5 Quinary 231111330113
6 Senary 20501310524
8 Octal 755502064
10 Decimal 129401908
12 Duodecimal 37405444
16 Hexadecimal 7b68434
20 Vigesimal 208f4f8
36 Base36 251j5g

Cryptographic Hash Functions

md5 8ff6694a188c986b2cc43952fe596397
sha1 38ee4f7872723ad5a7b3e6aed7e8a1428620deba
sha256 a5ea16c34cae8e44a7d49819cb9b44623882c01053d127a7209f2ca1570ce2d2
sha512 ed180435a3220e1c94cdc0eac2c5f7a2137db1752220afbd87dcc4e00dd0d0f8b5b5eef4f85663e2b17b2977d06cfab3dea0b8b64b734b3bdb30116a1c959f95
ripemd-160 219052bc3a86341be2033714d0cde2da6bf451d8

129401908 as geometric shapes

Circle

Radius = n
Diameter 258803816
Circumference 813056167.0666
Area 5.2605509664793E+16

Sphere

Radius = n
Volume 9.0763377625822E+24
Surface area 2.1042203865917E+17
Circumference 813056167.0666

Square

Length = n
Perimeter 517607632
Area 16744853794040464
Diagonal 183001933.29056

Cube

Length = n
Surface area 100469122764242784
Volume 2.1668160301299E+24
Space diagonal 224130679.25235

Equilateral Triangle

Length = n
Perimeter 388205724
Area 7.2507343841476E+15
Altitude 112065339.62618

Triangular Pyramid

Length = n
Surface area 7.2507343841476E+15
Volume 2.5536171808142E+23
Height 61000644.430185