129457860 (number)

129457860 is an even 9-digits composite number following 129457859 and preceding 129457861. In scientific notation, it is written as 1.29457860 × 10^8. The sum of its digits is 42. It has a total of 8 prime factors and 192 positive divisors. There are 27993600 positive integers (up to 129457860) that are relatively prime to 129457860.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 1.29457860 × 10^8
Engineering notation 1.29457860 × 10^6

Prime Factorization of 129457860

Prime Factorization 2 × 2 × 3 × 7 × 5 × 163 × 31 × 61

Composite number
ω Distinct Factors 7
Total number of distinct prime factors
Ω Total Factors 8
Total number of prime factors
rad Radical 64728930
Product of the distinct prime numbers

The prime factorization of 129457860 is 2 × 2 × 3 × 7 × 5 × 163 × 31 × 61. Since it has a total of 8 prime factors.

Most popular turbo-numbers

Basic calculations (n = 129457860)

Multiplication

n×y
n×2 258915720
n×3 388373580
n×4 517831440
n×5 647289300

Division

n÷y
n÷2 64728930
n÷3 43152620
n÷3 32364465
n÷5 25891572

Exponentiation

ny
n2 16759337515779600
n3 2.1696279698105E+24
n4 2.8087539396782E+32
n5 3.6361527429731E+40

Nth Root

y√n
2√n 11377.95500079
3√n 505.87452298616
4√n 106.6674973963
5√n 41.920425747372

Divisors of 129457860

192 divisors

τ Total Divisors 192
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -129457859
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0052083333333333
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 192
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 129457860 can be divided by 192 positive divisors. The sum of these divisors (counting 129457860) is 1, the average is 0.0052083333333333.

Base conversion 129457860

Base System Value
2 Binary 111101101110101111011000100
3 Ternary 100000121010210120
4 Quaternary 13231311323010
5 Quinary 231120122420
6 Senary 20502421540
8 Octal 755657304
10 Decimal 129457860
12 Duodecimal 374318b0
16 Hexadecimal 7b75ec4
20 Vigesimal 20924d0
36 Base36 252qbo

Cryptographic Hash Functions

md5 bbcdcc65f75a693722473216cb85be49
sha1 4f95d28136b4b06d5aa7640d0ef48a86d9ba5c16
sha256 efd0a4575d3fc351de7b7faf932dbcb1395751ccdca5d07337d6067f8dad6b2e
sha512 cfff1a63dd378e803b7c4f1b737f7f86d589b52238fca1c5b30e6a8da34f482788b9ea5dac0ee1f4b3f17eafca2f7a3e5f759b28ceba1846c5608278236f3988
ripemd-160 ecfcedd0d7709057bfa0acaa7cd89422d53d6738

129457860 as geometric shapes

Circle

Radius = n
Diameter 258915720
Circumference 813407723.85091
Area 5.2651011618605E+16

Sphere

Radius = n
Volume 9.088116387973E+24
Surface area 2.1060404647442E+17
Circumference 813407723.85091

Square

Length = n
Perimeter 517831440
Area 16759337515779600
Diagonal 183081061.3678

Cube

Length = n
Surface area 100556025094677600
Volume 2.1696279698105E+24
Space diagonal 224227590.95914

Equilateral Triangle

Length = n
Perimeter 388373580
Area 7.2570060196314E+15
Altitude 112113795.47957

Triangular Pyramid

Length = n
Surface area 7.2570060196314E+15
Volume 2.5569310835084E+23
Height 61027020.455932