129840902 (number)

129840902 is an even 9-digits composite number following 129840901 and preceding 129840903. In scientific notation, it is written as 1.29840902 × 10^8. The sum of its digits is 35. It has a total of 3 prime factors and 8 positive divisors. There are 64251072 positive integers (up to 129840902) that are relatively prime to 129840902.

Interesting facts

Basic properties

Name

Name one hundred twenty-nine million eight hundred forty thousand nine hundred two

Notation

Scientific notation 1.29840902 × 10^8
Engineering notation 1.29840902 × 10^6

Prime Factorization of 129840902

Prime Factorization 2 × 97 × 669283

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 129840902
Product of the distinct prime numbers

The prime factorization of 129840902 is 2 × 97 × 669283. Since it has a total of 3 prime factors.

Most popular turbo-numbers

7, 7, 90, 40, 995, 743, 9007, 8554, 48453, 13957, 751001, 446607, 9487766, 8344527, 73332438, 69956312, 832663714, 44882440, 8659231777, 9242018672

Basic calculations (n = 129840902)

Multiplication

n×y
n×2 259681804
n×3 389522706
n×4 519363608
n×5 649204510

Division

n÷y
n÷2 64920451
n÷3 43280300.666667
n÷3 32460225.5
n÷5 25968180.4

Exponentiation

ny
n2 16858659832173604
n3 2.1889435991206E+24
n4 2.8421441133694E+32
n5 3.6902655529388E+40

Nth Root

y√n
2√n 11394.775206207
3√n 506.37296160667
4√n 106.74631237756
5√n 41.945203405782

Divisors of 129840902

1, 2, 97, 194, 669283, 1338566, 64920451, 129840902

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 -129840901
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 129840902 can be divided by 8 positive divisors. The sum of these divisors (counting 129840902) is 1, the average is 0.125.

Base conversion 129840902

Base System Value
2 Binary 111101111010011011100000110
3 Ternary 100001022121020022
4 Quaternary 13233103130012
5 Quinary 231214402102
6 Senary 20514535142
8 Octal 757233406
10 Decimal 129840902
12 Duodecimal 375974b2
16 Hexadecimal 7bd3706
20 Vigesimal 20ba252
36 Base36 25axvq

Cryptographic Hash Functions

md5 e001297e4ab15aed8130fc9d786a71bb
sha1 f3a107712d621646bd115924f60cf03022556fc9
sha256 9a674d3f56512b4c9f303d0df1d260f3ed5b180ad65f1888810ab5c5371fdc49
sha512 b7836a6c8c180c2b9629c6761163206da8da9127c03707809c8af76e005f12c84b3fa7e5c89f8db24c725b7de64bd028e6538c9ff1295199fc945087795e225a
ripemd-160 6530e9f57ed7c65f132b09ee4bf72c1c0ebbe313

129840902 as geometric shapes

Circle

Radius = n
Diameter 259681804
Circumference 815814447.71734
Area 5.2963041878126E+16

Sphere

Radius = n
Volume 9.1690255068262E+24
Surface area 2.118521675125E+17
Circumference 815814447.71734

Square

Length = n
Perimeter 519363608
Area 16858659832173604
Diagonal 183622764.55916

Cube

Length = n
Surface area 101151958993041624
Volume 2.1889435991206E+24
Space diagonal 224891039.16457

Equilateral Triangle

Length = n
Perimeter 389522706
Area 7.3000138442113E+15
Altitude 112445519.58229

Triangular Pyramid

Length = n
Surface area 7.3000138442113E+15
Volume 2.5796947709551E+23
Height 61207588.186385