129442852 is an even 9-digits composite number following 129442851
and preceding 129442853 . In scientific notation, it is written as 1.29442852 × 10^8.
The sum of its digits is 37. It has a total of 4 prime factors and 12 positive divisors.
There are 50432160 positive integers (up to 129442852) that are relatively prime to 129442852.
129442852 has 12 divisors, whose sum is 229467420
The reverse of 129442852 is 258244921
Previous prime number is 77
Is Prime? no
Number parity even
Number length 9
Sum of Digits 37
Digital Root 1
Name
one hundred twenty-nine million four hundred forty-two thousand eight hundred fifty-two
Scientific notation
1.29442852 × 10^8
Engineering notation
1.29442852 × 10^6
Prime Factorization
2 × 2 × 77 × 420269
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
64721426
Product of the distinct prime numbers
The prime factorization of 129442852 is 2 × 2 × 77 × 420269.
Since it has a total of 4 prime factors.
9 , 6 , 34 , 22 , 870 , 682 , 4085 , 2134 , 26208 , 8185 , 220622 , 930986 , 6889930 , 8110947 , 12754147 , 1414307 , 578345761 , 156955440 , 256290654 , 4606827387
n×2
258885704
n×3
388328556
n×4
517771408
n×5
647214260
n÷2
64721426
n÷3
43147617.333333
n÷3
32360713
n÷5
25888570.4
n2
16755451933893904
n3
2.1688734848721E+24
n4
2.8074516950903E+32
n5
3.6340455426472E+40
2 √n
11377.295460697
3 √n
505.85497361762
4 √n
106.66440578139
5 √n
41.919453738525
1 , 2 , 4 , 77 , 154 , 308 , 420269 , 840538 , 1681076 , 32360713 , 64721426 , 129442852
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-129442851
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 129442852 can be divided by 12 positive divisors.
The sum of these divisors (counting 129442852) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
111101101110010010000100100
3
Ternary
100000120101012201
4
Quaternary
13231302100210
5
Quinary
231114132402
6
Senary
20502224244
8
Octal
755622044
10
Decimal
129442852
12
Duodecimal
37425084
16
Hexadecimal
7b72424
20
Vigesimal
209072c
36
Base36
252eqs
md5
fedcf4741387f32d2cd938b100f7f506
sha1
899f6c4549819bf823b7e7bd6a4206ddfa372304
sha256
b4819dee625eab649c6b47c54f82a2b6b59a648f426a8928018b127be9865e1d
sha512
56665ef4e11d75cb9afb8c6e75e30f1feb3bf4eb56fee6d3172c1b58c997a9aa35b8b7c4d13419a1f2802ecc6cea837fafecac76583cd879dcd36ef7ec6b4245
ripemd-160
2b0ea7aeb65fdae7e70450892bc886faf3d65af1
Diameter
258885704
Circumference
813313425.80582
Area
5.2638804703098E+16
Volume
9.0849560088534E+24
Surface area
2.1055521881239E+17
Circumference
813313425.80582
Perimeter
517771408
Area
16755451933893904
Diagonal
183059836.85065
Surface area
100532711603363424
Volume
2.1688734848721E+24
Space diagonal
224201596.34062
Perimeter
388328556
Area
7.2553235133206E+15
Altitude
112100798.17031
Surface area
7.2553235133206E+15
Volume
2.5560419144813E+23
Height
61019945.616884