129138895 (number)

129138895 is an odd 9-digits composite number following 129138894 and preceding 129138896. In scientific notation, it is written as 1.29138895 × 10^8. The sum of its digits is 46. It has a total of 2 prime factors and 4 positive divisors. There are 103311112 positive integers (up to 129138895) that are relatively prime to 129138895.

Interesting facts

Basic properties

Name

Name one hundred twenty-nine million one hundred thirty-eight thousand eight hundred ninety-five

Notation

Scientific notation 1.29138895 × 10^8
Engineering notation 1.29138895 × 10^6

Prime Factorization of 129138895

Prime Factorization 5 × 25827779

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 2
Total number of prime factors
rad Radical 129138895
Product of the distinct prime numbers

The prime factorization of 129138895 is 5 × 25827779. Since it has a total of 2 prime factors.

Most popular turbo-numbers

7, 3, 37, 70, 353, 739, 9024, 301, 94219, 64793, 216878, 546302, 6247832, 9994197, 60871637, 18039184, 282024102, 881147473, 2747953595, 7168838328

Basic calculations (n = 129138895)

Multiplication

n×y
n×2 258277790
n×3 387416685
n×4 516555580
n×5 645694475

Division

n÷y
n÷2 64569447.5
n÷3 43046298.333333
n÷3 32284723.75
n÷5 25827779

Exponentiation

ny
n2 16676854201821025
n3 2.1536305236993E+24
n4 2.781174660688E+32
n5 3.5915782248324E+40

Nth Root

y√n
2√n 11363.929558036
3√n 505.45871465998
4√n 106.60173337257
5√n 41.899748214273

Divisors of 129138895

1, 5, 25827779, 129138895

4 divisors

τ Total Divisors 4
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -129138894
Sum of the proper positive divisors of n
A Arithmetic Mean 0.25
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 4
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 129138895 can be divided by 4 positive divisors. The sum of these divisors (counting 129138895) is 1, the average is 0.25.

Base conversion 129138895

Base System Value
2 Binary 111101100101000000011001111
3 Ternary 22222222221021001
4 Quaternary 13230220003033
5 Quinary 231024421040
6 Senary 20451521131
8 Octal 754500317
10 Decimal 129138895
12 Duodecimal 372b91a7
16 Hexadecimal 7b280cf
20 Vigesimal 207274f
36 Base36 24vw7j

Cryptographic Hash Functions

md5 634cdad33f9da37488421d082a8bbefc
sha1 5abdcd0d9e00bc4bbd66f59684b70750353f645c
sha256 e7cba60fb1c775d31b11d74fdf96551b6f5d818932db9eeedac0a81d21446906
sha512 f59c3beb513116b60240126ded642f60feaadbeb44470383c48444736b01270a784e4f987c3c0c26aaf29185aaa2ca1afdb3a71cd4258db8566186ed5671b2e0
ripemd-160 f019e693e3e61aebf7b427ae98e9e8348b691937

129138895 as geometric shapes

Circle

Radius = n
Diameter 258277790
Circumference 811403607.64941
Area 5.2391882645429E+16

Sphere

Radius = n
Volume 9.0211064424005E+24
Surface area 2.0956753058172E+17
Circumference 811403607.64941

Square

Length = n
Perimeter 516555580
Area 16676854201821025
Diagonal 182629976.73888

Cube

Length = n
Surface area 100061125210926150
Volume 2.1536305236993E+24
Space diagonal 223675127.3733

Equilateral Triangle

Length = n
Perimeter 387416685
Area 7.2212896969931E+15
Altitude 111837563.68665

Triangular Pyramid

Length = n
Surface area 7.2212896969931E+15
Volume 2.5380779124635E+23
Height 60876658.912958