129439291 is an odd 9-digits composite number following 129439290
and preceding 129439292 . In scientific notation, it is written as 1.29439291 × 10^8.
The sum of its digits is 40. It has a total of 3 prime factors and 8 positive divisors.
There are 124089960 positive integers (up to 129439291) that are relatively prime to 129439291.
129439291 has 8 divisors, whose sum is 134866944
The reverse of 129439291 is 192934921
Previous prime number is 107
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 40
Digital Root 4
Name
one hundred twenty-nine million four hundred thirty-nine thousand two hundred ninety-one
Scientific notation
1.29439291 × 10^8
Engineering notation
1.29439291 × 10^6
Prime Factorization
31 × 107 × 39023
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
129439291
Product of the distinct prime numbers
The prime factorization of 129439291 is 31 × 107 × 39023.
Since it has a total of 3 prime factors.
7 , 9 , 86 , 26 , 884 , 362 , 5159 , 4079 , 40304 , 22255 , 223845 , 659500 , 7388526 , 3477162 , 40578436 , 93210941 , 484748871 , 668376142 , 2949205871 , 2482066450
n×2
258878582
n×3
388317873
n×4
517757164
n×5
647196455
n÷2
64719645.5
n÷3
43146430.333333
n÷3
32359822.75
n÷5
25887858.2
n2
16754530054582681
n3
2.1686944913034E+24
n4
2.8071427734991E+32
n5
3.633545703375E+40
2 √n
11377.138963729
3 √n
505.85033484962
4 √n
106.66367218378
5 √n
41.919223093395
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
-129439290
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 129439291 can be divided by 8 positive divisors.
The sum of these divisors (counting 129439291) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101101110001011000111011
3
Ternary
100000120012022211
4
Quaternary
13231301120323
5
Quinary
231114024131
6
Senary
20502155551
8
Octal
755613073
10
Decimal
129439291
12
Duodecimal
37422bb7
16
Hexadecimal
7b7163b
20
Vigesimal
208ji4b
36
Base36
252bzv
md5
0ee7407d0d91eeb773e0676963cbfc65
sha1
7815a653b2589072fdb3dde228c7efd2f236a337
sha256
012ff57ba20219678330b43ead602835c3dfe1a9bb7feec24ccd04ce1c5d6342
sha512
a4ec9508bc1254c334578e9434af61cbad032ccae5885f876318c5419a0778d8a36b1fb0ef36e62e621e31a724f87ff23d0c71b67e568755ca27120c13c4d7a9
ripemd-160
151ff95b1db3a7d7c49d6d4e1ee100bf27cd666a
Diameter
258878582
Circumference
813291051.38294
Area
5.2635908533826E+16
Volume
9.0842062423458E+24
Surface area
2.1054363413531E+17
Circumference
813291051.38294
Perimeter
517757164
Area
16754530054582681
Diagonal
183054800.83616
Surface area
100527180327496086
Volume
2.1686944913034E+24
Space diagonal
224195428.50769
Perimeter
388317873
Area
7.2549243278692E+15
Altitude
112097714.25385
Surface area
7.2549243278692E+15
Volume
2.5558309685375E+23
Height
61018266.945386