29686985 is an odd 8-digits composite number following 29686984
and preceding 29686986 . In scientific notation, it is written as 2.9686985 × 10^7.
The sum of its digits is 53. It has a total of 3 prime factors and 8 positive divisors.
There are 23197104 positive integers (up to 29686985) that are relatively prime to 29686985.
29686985 has 8 divisors, whose sum is 36453120
The reverse of 29686985 is 58968692
Previous prime number is 43
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 53
Digital Root 8
Name
twenty-nine million six hundred eighty-six thousand nine hundred eighty-five
Scientific notation
2.9686985 × 10^7
Engineering notation
2.9686985 × 10^6
Prime Factorization
5 × 43 × 138079
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
29686985
Product of the distinct prime numbers
The prime factorization of 29686985 is 5 × 43 × 138079.
Since it has a total of 3 prime factors.
7 , 6 , 35 , 9 , 395 , 351 , 3527 , 4325 , 99155 , 55564 , 995156 , 912486 , 207012 , 2284683 , 76634830 , 48601092 , 943550707 , 127232901 , 9110817245 , 7528441735
n×2
59373970
n×3
89060955
n×4
118747940
n×5
148434925
n÷2
14843492.5
n÷3
9895661.6666667
n÷3
7421746.25
n÷5
5937397
n2
881317078390225
n3
2.6163646886414E+22
n4
7.7671979266228E+29
n5
2.3058468833968E+37
2 √n
5448.5764195797
3 √n
309.6387919141
4 √n
73.814472968245
5 √n
31.225774465681
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
-29686984
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 29686985 can be divided by 8 positive divisors.
The sum of these divisors (counting 29686985) is 1, the average is 0.125.
Base
System
Value
2
Binary
1110001001111110011001001
3
Ternary
2001212020212222
4
Quaternary
1301033303021
5
Quinary
30044440420
6
Senary
2540143425
8
Octal
161176311
10
Decimal
29686985
12
Duodecimal
9b37b75
16
Hexadecimal
1c4fcc9
20
Vigesimal
95ah95
36
Base36
hoamh
md5
a068f62c3f103c078f71474c90f72dd5
sha1
2dfdd92617a44c846825b859603c62770a47b75e
sha256
fce5b16114112ae8ddac984ca2a742502dedcecbac106dda0a014a4b1fcf5c34
sha512
d442983de00e42b144e2c7d4bf92fab48f0f79e7cff4b41068822a21c91cd5bf8c236a58a53ec75811d080c50aefc37541a902d415ae6793dfe9771bf366bd25
ripemd-160
035681cb741a5e7e79a0b9233261487ed6caf543
Diameter
59373970
Circumference
186528827.96646
Area
2.768739258954E+15
Volume
1.095940277993E+23
Surface area
1.1074957035816E+16
Circumference
186528827.96646
Perimeter
118747940
Area
881317078390225
Diagonal
41983736.812967
Surface area
5287902470341350
Volume
2.6163646886414E+22
Space diagonal
51419366.343535
Perimeter
89060955
Area
3.8162148933751E+14
Altitude
25709683.171768
Surface area
3.8162148933751E+14
Volume
3.083415355659E+21
Height
13994578.937656