129968400 (number)

129968400 is an even 9-digits composite number following 129968399 and preceding 129968401. In scientific notation, it is written as 1.29968400 × 10^8. The sum of its digits is 39. It has a total of 8 prime factors and 80 positive divisors. There are 31088640 positive integers (up to 129968400) that are relatively prime to 129968400.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 1.29968400 × 10^8
Engineering notation 1.29968400 × 10^6

Prime Factorization of 129968400

Prime Factorization 2 × 2 × 2 × 2 × 17 × 15 × 115 × 277

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 8
Total number of prime factors
rad Radical 16246050
Product of the distinct prime numbers

The prime factorization of 129968400 is 2 × 2 × 2 × 2 × 17 × 15 × 115 × 277. Since it has a total of 8 prime factors.

Most popular turbo-numbers

3, 10, 42, 31, 780, 200, 6522, 9806, 65935, 14031, 913729, 226539, 5297722, 7620707, 38483307, 82466088, 215416476, 444034961, 2310624329, 3522312655

Basic calculations (n = 129968400)

Multiplication

n×y
n×2 259936800
n×3 389905200
n×4 519873600
n×5 649842000

Division

n÷y
n÷2 64984200
n÷3 43322800
n÷3 32492100
n÷5 25993680

Exponentiation

ny
n2 16891784998560000
n3 2.1953982694068E+24
n4 2.8533240043758E+32
n5 3.7084195553031E+40

Nth Root

y√n
2√n 11400.3684151
3√n 506.53865263879
4√n 106.77250776815
5√n 41.9534378375

Divisors of 129968400

1, 2, 4, 8, 15, 16, 17, 30, 34, 60, 68, 115, 120, 136, 230, 240, 255, 272, 277, 460, 510, 554, 920, 1020, 1108, 1725, 1840, 1955, 2040, 2216, 3450, 3910, 4080, 4155, 4432, 4709, 6900, 7820, 8310, 9418, 13800, 15640, 16620, 18836, 27600, 29325, 31280, 31855, 33240, 37672, 58650, 63710, 66480, 70635, 75344, 117300, 127420, 141270, 234600, 254840, 282540, 469200, 477825, 509680, 541535, 565080, 955650, 1083070, 1130160, 1911300, 2166140, 3822600, 4332280, 7645200, 8123025, 8664560, 16246050, 32492100, 64984200, 129968400

80 divisors

τ Total Divisors 80
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -129968399
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0125
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 80
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 129968400 can be divided by 80 positive divisors. The sum of these divisors (counting 129968400) is 1, the average is 0.0125.

Base conversion 129968400

Base System Value
2 Binary 111101111110010100100010000
3 Ternary 100001120002010110
4 Quaternary 13233302210100
5 Quinary 231232442100
6 Senary 20521401320
8 Octal 757624420
10 Decimal 129968400
12 Duodecimal 37639240
16 Hexadecimal 7bf2910
20 Vigesimal 20c6100
36 Base36 25do9c

Cryptographic Hash Functions

md5 56a6bd4e5138509e714093de34268910
sha1 855f2e9588f92d1134f08f6e76c232e59b06ee61
sha256 21e202cc9a1e21323d5e64095d89b062c6afa6f40578e8996ad6d7aa37f7d99b
sha512 ab22e711ae0e090af85d57c22a75f961e5536460adf380c293e9f4d12ff98a10d5376de019230d03b563608da483733868fdf4c9a67f20150f09b9e9bef74f49
ripemd-160 eb65baaf99b20909a0ed43585415cc9e9ed4bf07

129968400 as geometric shapes

Circle

Radius = n
Diameter 259936800
Circumference 816615541.27764
Area 5.3067107657494E+16

Sphere

Radius = n
Volume 9.1960627664964E+24
Surface area 2.1226843062998E+17
Circumference 816615541.27764

Square

Length = n
Perimeter 519873600
Area 16891784998560000
Diagonal 183803073.95993

Cube

Length = n
Surface area 101350709991360000
Volume 2.1953982694068E+24
Space diagonal 225111872.17843

Equilateral Triangle

Length = n
Perimeter 389905200
Area 7.3143574620089E+15
Altitude 112555936.08922

Triangular Pyramid

Length = n
Surface area 7.3143574620089E+15
Volume 2.587301672838E+23
Height 61267691.319977