129285424 is an even 9-digits composite number following 129285423
and preceding 129285425 . In scientific notation, it is written as 1.29285424 × 10^8.
The sum of its digits is 37. It has a total of 6 prime factors and 20 positive divisors.
There are 61240320 positive integers (up to 129285424) that are relatively prime to 129285424.
129285424 has 20 divisors, whose sum is 263674840
The reverse of 129285424 is 424582921
Previous prime number is 19
Is Prime? no
Number parity even
Number length 9
Sum of Digits 37
Digital Root 1
Name
one hundred twenty-nine million two hundred eighty-five thousand four hundred twenty-four
Scientific notation
1.29285424 × 10^8
Engineering notation
1.29285424 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 19 × 425281
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
16160678
Product of the distinct prime numbers
The prime factorization of 129285424 is 2 × 2 × 2 × 2 × 19 × 425281.
Since it has a total of 6 prime factors.
5 , 5 , 74 , 40 , 366 , 651 , 2317 , 2424 , 83489 , 19552 , 124077 , 657000 , 1323736 , 9508235 , 27030315 , 50182406 , 514494008 , 6794470 , 2999131155 , 3860816353
n×2
258570848
n×3
387856272
n×4
517141696
n×5
646427120
n÷2
64642712
n÷3
43095141.333333
n÷3
32321356
n÷5
25857084.8
n2
16714720858859776
n3
2.1609697732793E+24
n4
2.793818933896E+32
n5
3.6120006544797E+40
2 √n
11370.374839907
3 √n
505.64981733531
4 √n
106.63195974898
5 √n
41.9092523123
1 , 2 , 4 , 8 , 16 , 19 , 38 , 76 , 152 , 304 , 425281 , 850562 , 1701124 , 3402248 , 6804496 , 8080339 , 16160678 , 32321356 , 64642712 , 129285424
20 divisors
τ
Total Divisors
20
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-129285423
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.05
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
20
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 129285424 can be divided by 20 positive divisors.
The sum of these divisors (counting 129285424) is 1, the average is 0.05.
Base
System
Value
2
Binary
111101101001011110100110000
3
Ternary
100000021101021001
4
Quaternary
13231023310300
5
Quinary
231044113144
6
Senary
20455011344
8
Octal
755136460
10
Decimal
129285424
12
Duodecimal
37369b54
16
Hexadecimal
7b4bd30
20
Vigesimal
2080db4
36
Base36
24z19s
md5
ceac6ef8e582f0a6b5503979499de2a0
sha1
3c17be1f83a56acb040adda6c2eac32812b36439
sha256
6fae608cc9b26f637a406fd9ff8f7354cc13083575b7265536f3108206722861
sha512
fe610ad247d7e8511feb0abde931e36390b3be05367590190f0d999f5344a22b2cecdfeb1694338d4a709d2fde2a3bbdc49f275341cb1ad76022c46a4cc7d900
ripemd-160
06cc017efbb15e3021dc32fdffe0de095c89db7c
Diameter
258570848
Circumference
812324276.50928
Area
5.2510844256998E+16
Volume
9.0518490191519E+24
Surface area
2.1004337702799E+17
Circumference
812324276.50928
Perimeter
517141696
Area
16714720858859776
Diagonal
182837200.03796
Surface area
100288325153158656
Volume
2.1609697732793E+24
Space diagonal
223928923.04608
Perimeter
387856272
Area
7.2376864404691E+15
Altitude
111964461.52304
Surface area
7.2376864404691E+15
Volume
2.5467273010416E+23
Height
60945733.345985