129442992 (number)

129442992 is an even 9-digits composite number following 129442991 and preceding 129442993. In scientific notation, it is written as 1.29442992 × 10^8. The sum of its digits is 42. It has a total of 8 prime factors and 80 positive divisors. There are 36771840 positive integers (up to 129442992) that are relatively prime to 129442992.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 1.29442992 × 10^8
Engineering notation 1.29442992 × 10^6

Prime Factorization of 129442992

Prime Factorization 2 × 2 × 2 × 2 × 3 × 7 × 191 × 2017

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 8
Total number of prime factors
rad Radical 16180374
Product of the distinct prime numbers

The prime factorization of 129442992 is 2 × 2 × 2 × 2 × 3 × 7 × 191 × 2017. Since it has a total of 8 prime factors.

Most popular turbo-numbers

3, 2, 24, 41, 721, 47, 7560, 1660, 80900, 50755, 674451, 390482, 7946312, 4738055, 99386527, 64441068, 842934194, 84558427, 8281652970, 7788625837

Basic calculations (n = 129442992)

Multiplication

n×y
n×2 258885984
n×3 388328976
n×4 517771968
n×5 647214960

Division

n÷y
n÷2 64721496
n÷3 43147664
n÷3 32360748
n÷5 25888598.4

Exponentiation

ny
n2 16755488177912064
n3 2.1688805221696E+24
n4 2.8074638408015E+32
n5 3.6340651948516E+40

Nth Root

y√n
2√n 11377.3016133
3√n 505.85515598812
4√n 106.66443462232
5√n 41.919462806189

Divisors of 129442992

1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 191, 336, 382, 573, 764, 1146, 1337, 1528, 2017, 2292, 2674, 3056, 4011, 4034, 4584, 5348, 6051, 8022, 8068, 9168, 10696, 12102, 14119, 16044, 16136, 21392, 24204, 28238, 32088, 32272, 42357, 48408, 56476, 64176, 84714, 96816, 112952, 169428, 225904, 338856, 385247, 677712, 770494, 1155741, 1540988, 2311482, 2696729, 3081976, 4622964, 5393458, 6163952, 8090187, 9245928, 10786916, 16180374, 18491856, 21573832, 32360748, 43147664, 64721496, 129442992

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 -129442991
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 129442992 can be divided by 80 positive divisors. The sum of these divisors (counting 129442992) is 1, the average is 0.0125.

Base conversion 129442992

Base System Value
2 Binary 111101101110010010010110000
3 Ternary 100000120101101220
4 Quaternary 13231302102300
5 Quinary 231114133432
6 Senary 20502225040
8 Octal 755622260
10 Decimal 129442992
12 Duodecimal 37425180
16 Hexadecimal 7b724b0
20 Vigesimal 209079c
36 Base36 252euo

Cryptographic Hash Functions

md5 6b3e80c6e3e3b475dc09100e4983c285
sha1 0f2f49e0c2ecaf710c845c6f38fa88461fa33c35
sha256 ad1cd03c48a04a11741a536672e652f1492e35fb0527d14a9860e5e5334e3413
sha512 607e4e7811f14e678ee9ee93c74be6302145748cad416bd177817a7caa4e54bb11ebf22a27ef99b159e4bd19e9d97aa8f9039eeccf7352b0062776125e012d02
ripemd-160 5ee106938783e0f822ad2188de042303fff21753

129442992 as geometric shapes

Circle

Radius = n
Diameter 258885984
Circumference 813314305.45176
Area 5.2638918567039E+16

Sphere

Radius = n
Volume 9.0849854866159E+24
Surface area 2.1055567426816E+17
Circumference 813314305.45176

Square

Length = n
Perimeter 517771968
Area 16755488177912064
Diagonal 183060034.84055

Cube

Length = n
Surface area 100532929067472384
Volume 2.1688805221696E+24
Space diagonal 224201838.82773

Equilateral Triangle

Length = n
Perimeter 388328976
Area 7.2553392074408E+15
Altitude 112100919.41387

Triangular Pyramid

Length = n
Surface area 7.2553392074408E+15
Volume 2.5560502080159E+23
Height 61020011.613517