129401902 (number)

129401902 is an even 9-digits composite number following 129401901 and preceding 129401903. In scientific notation, it is written as 1.29401902 × 10^8. The sum of its digits is 28. It has a total of 3 prime factors and 8 positive divisors. There are 54676440 positive integers (up to 129401902) that are relatively prime to 129401902.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 1.29401902 × 10^8
Engineering notation 1.29401902 × 10^6

Prime Factorization of 129401902

Prime Factorization 2 × 497 × 130183

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 129401902
Product of the distinct prime numbers

The prime factorization of 129401902 is 2 × 497 × 130183. Since it has a total of 3 prime factors.

Most popular turbo-numbers

9, 7, 87, 26, 150, 917, 9664, 421, 29057, 45123, 321316, 228430, 1156362, 6673880, 18838419, 76939357, 400604689, 672110016, 3274010915, 5460578352

Basic calculations (n = 129401902)

Multiplication

n×y
n×2 258803804
n×3 388205706
n×4 517607608
n×5 647009510

Division

n÷y
n÷2 64700951
n÷3 43133967.333333
n÷3 32350475.5
n÷5 25880380.4

Exponentiation

ny
n2 16744852241217604
n3 2.1668157287225E+24
n4 2.8039007658021E+32
n5 3.6283009211405E+40

Nth Root

y√n
2√n 11375.495681508
3√n 505.80162460261
4√n 106.65596880394
5√n 41.916801110175

Divisors of 129401902

1, 2, 497, 994, 130183, 260366, 64700951, 129401902

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 -129401901
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 129401902 can be divided by 8 positive divisors. The sum of these divisors (counting 129401902) is 1, the average is 0.125.

Base conversion 129401902

Base System Value
2 Binary 111101101101000010000101110
3 Ternary 100000111022001001
4 Quaternary 13231220100232
5 Quinary 231111330102
6 Senary 20501310514
8 Octal 755502056
10 Decimal 129401902
12 Duodecimal 3740543a
16 Hexadecimal 7b6842e
20 Vigesimal 208f4f2
36 Base36 251j5a

Cryptographic Hash Functions

md5 2cbd7190bad4b233012c6b218d5a7ae1
sha1 a3d98f8875ab81692aaf9b6e77c719bd7536e5d4
sha256 b49117b9ba4130610d7cce6377540b213f643a0853744706dfd1fd2718b2f52f
sha512 0d49d78600349f132ea5a377143dad20c3f7a7fcd16ba2df4450dfb78226c7fc7361ec535a75cc9c59b0cddf0821c06b96040a50974c72209f2ba4e101d56290
ripemd-160 4a220743793992c5c56f11e68130e8ca34f54e95

129401902 as geometric shapes

Circle

Radius = n
Diameter 258803804
Circumference 813056129.36749
Area 5.2605504786456E+16

Sphere

Radius = n
Volume 9.07633650005E+24
Surface area 2.1042201914582E+17
Circumference 813056129.36749

Square

Length = n
Perimeter 517607608
Area 16744852241217604
Diagonal 183001924.80527

Cube

Length = n
Surface area 100469113447305624
Volume 2.1668157287225E+24
Space diagonal 224130668.86005

Equilateral Triangle

Length = n
Perimeter 388205706
Area 7.2507337117556E+15
Altitude 112065334.43002

Triangular Pyramid

Length = n
Surface area 7.2507337117556E+15
Volume 2.5536168256023E+23
Height 61000641.601758