129439236 is an even 9-digits composite number following 129439235
and preceding 129439237 . In scientific notation, it is written as 1.29439236 × 10^8.
The sum of its digits is 39. It has a total of 4 prime factors and 12 positive divisors.
There are 43146408 positive integers (up to 129439236) that are relatively prime to 129439236.
129439236 has 12 divisors, whose sum is 302024912
The reverse of 129439236 is 632934921
Previous prime number is 3
Is Prime? no Number parity even Number length 9 Sum of Digits 39 Digital Root 3
Name
one hundred twenty-nine million four hundred thirty-nine thousand two hundred thirty-six
Scientific notation
1.29439236 × 10^8
Engineering notation
1.29439236 × 10^6
Prime Factorization
2 × 2 × 3 × 10786603
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
4 Total number of prime factors
rad Radical
64719618 Product of the distinct prime numbers
The prime factorization of 129439236 is 2 × 2 × 3 × 10786603.
Since it has a total of 4 prime factors.
10 , 9 , 88 , 75 , 586 , 757 , 7707 , 9713 , 69865 , 26620 , 124771 , 245544 , 6161999 , 5024291 , 13093833 , 54610178 , 605581463 , 819260282 , 1491358629 , 8324769938
n×2
258878472
n×3
388317708
n×4
517756944
n×5
647196180
n÷2
64719618
n÷3
43146412
n÷3
32359809
n÷5
25887847.2
n2
16754515816263696
n3
2.1686917268071E+24
n4
2.8071380023743E+32
n5
3.633537983739E+40
2 √n11377.136546601
3 √n505.85026320272
4 √n106.66366085317
5 √n41.919219531018
1 , 2 , 3 , 4 , 6 , 12 , 10786603 , 21573206 , 32359809 , 43146412 , 64719618 , 129439236
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
-129439235 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 129439236 can be divided by 12 positive divisors.
The sum of these divisors (counting 129439236) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
111101101110001011000000100
3
Ternary
100000120012020210
4
Quaternary
13231301120010
5
Quinary
231114023421
6
Senary
20502155420
8
Octal
755613004
10
Decimal
129439236
12
Duodecimal
37422b70
16
Hexadecimal
7b71604
20
Vigesimal
208ji1g
36
Base36
252byc
md5
0fc9c538c1b438fde609af315c10fe84
sha1
00b2b705f659caa4b45dae8ad730358d1e3d805b
sha256
f8cafb2b6578b24630dcc10454e93079345683ed6fa4cb4d7bb67a017a15e9ce
sha512
9628b8d8e411b42011554cb9a3f263b8de05a7ee92271b1b04b3827c0f7616cdf97995a8d9316dd4d78d769dd970d3e32358ea7b20ecb6b73203cca750d7451a
ripemd-160
98a5b6a75e91bcb7217d939eda7fa5021a025a6a
Diameter
258878472
Circumference
813290705.80775
Area
5.2635863802828E+16
Volume
9.0841946624508E+24
Surface area
2.1054345521131E+17
Circumference
813290705.80775
Perimeter
517756944
Area
16754515816263696
Diagonal
183054723.05441
Surface area
100527094897582176
Volume
2.1686917268071E+24
Space diagonal
224195333.2449
Perimeter
388317708
Area
7.2549181624963E+15
Altitude
112097666.62245
Surface area
7.2549181624963E+15
Volume
2.5558277105474E+23
Height
61018241.018137