129124749 is an odd 9-digits composite number following 129124748
and preceding 129124750 . In scientific notation, it is written as 1.29124749 × 10^8.
The sum of its digits is 39. It has a total of 3 prime factors and 8 positive divisors.
There are 79461360 positive integers (up to 129124749) that are relatively prime to 129124749.
129124749 has 8 divisors, whose sum is 185409952
The reverse of 129124749 is 947421921
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 39
Digital Root 3
Name
one hundred twenty-nine million one hundred twenty-four thousand seven hundred forty-nine
Scientific notation
1.29124749 × 10^8
Engineering notation
1.29124749 × 10^6
Prime Factorization
3 × 13 × 3310891
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
129124749
Product of the distinct prime numbers
The prime factorization of 129124749 is 3 × 13 × 3310891.
Since it has a total of 3 prime factors.
3 , 5 , 4 , 89 , 211 , 46 , 7838 , 851 , 55358 , 88189 , 900034 , 587431 , 5501625 , 1001976 , 21329471 , 36534148 , 351497604 , 151219817 , 2294080345 , 5618812555
n×2
258249498
n×3
387374247
n×4
516498996
n×5
645623745
n÷2
64562374.5
n÷3
43041583
n÷3
32281187.25
n÷5
25824949.8
n2
16673200804313001
n3
2.1529228688835E+24
n4
2.7799562506094E+32
n5
3.5896115309092E+40
2 √n
11363.307133049
3 √n
505.44025783984
4 √n
106.59881393828
5 √n
41.898830226226
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
-129124748
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 129124749 can be divided by 8 positive divisors.
The sum of these divisors (counting 129124749) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101100100100100110001101
3
Ternary
22222222012212010
4
Quaternary
13230210212031
5
Quinary
231023442444
6
Senary
20451331433
8
Octal
754444615
10
Decimal
129124749
12
Duodecimal
372b0b79
16
Hexadecimal
7b2498d
20
Vigesimal
2070bh9
36
Base36
24vlal
md5
873e68d8b1549551ae89b635c9d01a27
sha1
9c69f70681f3a2866fb4dc948ec136433c800509
sha256
679f6fa50989242687fe0d9b7199fdc0e86614924e0e205044d59091b22441d1
sha512
4135552a8df209ea0d3dd947ee290a53b5e30ca45fc2e74e4370769f06213a3bca0e07c9ac26973fb5857468f9c476cc99f38476af716ba181d8f32add0c2a7c
ripemd-160
3d293b05220b6f4ad2045863cf99e76141782d72
Diameter
258249498
Circumference
811314725.71005
Area
5.2380405158657E+16
Volume
9.0181422248399E+24
Surface area
2.0952162063463E+17
Circumference
811314725.71005
Perimeter
516498996
Area
16673200804313001
Diagonal
182609971.27382
Surface area
100039204825878006
Volume
2.1529228688835E+24
Space diagonal
223650625.78258
Perimeter
387374247
Area
7.2197077294671E+15
Altitude
111825312.89129
Surface area
7.2197077294671E+15
Volume
2.5372439332652E+23
Height
60869990.424607