129840904 (number)

129840904 is an even 9-digits composite number following 129840903 and preceding 129840905. In scientific notation, it is written as 1.29840904 × 10^8. The sum of its digits is 37. It has a total of 4 prime factors and 8 positive divisors. There are 64920448 positive integers (up to 129840904) that are relatively prime to 129840904.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 1.29840904 × 10^8
Engineering notation 1.29840904 × 10^6

Prime Factorization of 129840904

Prime Factorization 2 × 2 × 2 × 16230113

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 32460226
Product of the distinct prime numbers

The prime factorization of 129840904 is 2 × 2 × 2 × 16230113. Since it has a total of 4 prime factors.

Most popular turbo-numbers

2, 8, 16, 97, 961, 785, 5062, 1164, 13581, 95243, 560149, 700637, 4317183, 1761094, 66203578, 44637590, 73672167, 520859076, 4273491570, 3576436163

Basic calculations (n = 129840904)

Multiplication

n×y
n×2 259681808
n×3 389522712
n×4 519363616
n×5 649204520

Division

n÷y
n÷2 64920452
n÷3 43280301.333333
n÷3 32460226
n÷5 25968180.8

Exponentiation

ny
n2 16858660351537216
n3 2.1889437002725E+24
n4 2.8421442884849E+32
n5 3.6902658371532E+40

Nth Root

y√n
2√n 11394.775293967
3√n 506.37296420663
4√n 106.74631278863
5√n 41.945203535002

Divisors of 129840904

1, 2, 4, 8, 16230113, 32460226, 64920452, 129840904

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 -129840903
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 129840904 can be divided by 8 positive divisors. The sum of these divisors (counting 129840904) is 1, the average is 0.125.

Base conversion 129840904

Base System Value
2 Binary 111101111010011011100001000
3 Ternary 100001022121020101
4 Quaternary 13233103130020
5 Quinary 231214402104
6 Senary 20514535144
8 Octal 757233410
10 Decimal 129840904
12 Duodecimal 375974b4
16 Hexadecimal 7bd3708
20 Vigesimal 20ba254
36 Base36 25axvs

Cryptographic Hash Functions

md5 d77b3022ce489fc8192b38c835baf058
sha1 c11893b26a235f3d80e9ea8d354019fa68a31855
sha256 62b27703e949f0e8945614628622783a0533a184e1d8c003142161c8f2c2cb06
sha512 e7db1af1388f5e8ad15bdca38cfa13f30dc3e23961da5184dd473cf2a7517a5e98ba19d0ccaed90ceaf537cf3eb96f0f4c36e0c4568d24f731e33f3a999a55dc
ripemd-160 88745d6c1c7fe02fdaff794b6ab457b9596f10f1

129840904 as geometric shapes

Circle

Radius = n
Diameter 259681808
Circumference 815814460.28372
Area 5.2963043509755E+16

Sphere

Radius = n
Volume 9.1690259305305E+24
Surface area 2.1185217403902E+17
Circumference 815814460.28372

Square

Length = n
Perimeter 519363616
Area 16858660351537216
Diagonal 183622767.38758

Cube

Length = n
Surface area 101151962109223296
Volume 2.1889437002725E+24
Space diagonal 224891042.62867

Equilateral Triangle

Length = n
Perimeter 389522712
Area 7.3000140691024E+15
Altitude 112445521.31434

Triangular Pyramid

Length = n
Surface area 7.3000140691024E+15
Volume 2.5796948901638E+23
Height 61207589.129194