129442851 is an odd 9-digits composite number following 129442850
and preceding 129442852 . In scientific notation, it is written as 1.29442851 × 10^8.
The sum of its digits is 36. It has a total of 2 prime factors and 4 positive divisors.
There are 86295228 positive integers (up to 129442851) that are relatively prime to 129442851.
129442851 has 4 divisors, whose sum is 143825400
The reverse of 129442851 is 158244921
Previous prime number is 9
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 36
Digital Root 9
Name
one hundred twenty-nine million four hundred forty-two thousand eight hundred fifty-one
Scientific notation
1.29442851 × 10^8
Engineering notation
1.29442851 × 10^6
Prime Factorization
9 × 14382539
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
129442851
Product of the distinct prime numbers
The prime factorization of 129442851 is 9 × 14382539.
Since it has a total of 2 prime factors.
1 , 5 , 57 , 99 , 508 , 126 , 4234 , 5139 , 66941 , 76983 , 9836 , 119709 , 653527 , 1158466 , 3198585 , 8518922 , 348865146 , 938172474 , 1491621289 , 392906507
n×2
258885702
n×3
388328553
n×4
517771404
n×5
647214255
n÷2
64721425.5
n÷3
43147617
n÷3
32360712.75
n÷5
25888570.2
n2
16755451675008201
n3
2.1688734346058E+24
n4
2.8074516083354E+32
n5
3.6340454022746E+40
2 √n
11377.29541675
3 √n
505.85497231498
4 √n
106.66440557538
5 √n
41.919453673756
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-129442850
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 129442851 can be divided by 4 positive divisors.
The sum of these divisors (counting 129442851) is 1, the average is 0.25.
Base
System
Value
2
Binary
111101101110010010000100011
3
Ternary
100000120101012200
4
Quaternary
13231302100203
5
Quinary
231114132401
6
Senary
20502224243
8
Octal
755622043
10
Decimal
129442851
12
Duodecimal
37425083
16
Hexadecimal
7b72423
20
Vigesimal
209072b
36
Base36
252eqr
md5
4ed781e6394634f06d7b3170cc0cae31
sha1
b58eadc56c93d449489d9acbaa225ce65fd2db4d
sha256
102df7a0ebff313d1633b9172e16239d2a60d2da1a5fb102068e81d6e26108e9
sha512
ef44a6947895de60a1be7cf8c5b6c257a8b9234563f0f4d465d965821e11ba28b57045e998ce6f011c9d9c139e8f746c23ffb887567b278dd9d39612d367d323
ripemd-160
464b120bcf46d89ec31f2f87348406f89c85a58b
Diameter
258885702
Circumference
813313419.52264
Area
5.2638803889785E+16
Volume
9.0849557982981E+24
Surface area
2.1055521555914E+17
Circumference
813313419.52264
Perimeter
517771404
Area
16755451675008201
Diagonal
183059835.43644
Surface area
100532710050049206
Volume
2.1688734346058E+24
Space diagonal
224201594.60857
Perimeter
388328553
Area
7.2553234012198E+15
Altitude
112100797.30428
Surface area
7.2553234012198E+15
Volume
2.5560418552419E+23
Height
61019945.14548