29939905 is an odd 8-digits composite number following 29939904
and preceding 29939906 . In scientific notation, it is written as 2.9939905 × 10^7.
The sum of its digits is 46. It has a total of 4 prime factors and 16 positive divisors.
There are 22733568 positive integers (up to 29939905) that are relatively prime to 29939905.
29939905 has 16 divisors, whose sum is 37779840
The reverse of 29939905 is 50993992
Previous prime number is 139
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 46
Digital Root 1
Name
twenty-nine million nine hundred thirty-nine thousand nine hundred five
Scientific notation
2.9939905 × 10^7
Engineering notation
2.9939905 × 10^6
Prime Factorization
5 × 23 × 139 × 1873
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
29939905
Product of the distinct prime numbers
The prime factorization of 29939905 is 5 × 23 × 139 × 1873.
Since it has a total of 4 prime factors.
5 , 6 , 98 , 56 , 492 , 511 , 5906 , 3351 , 44077 , 18874 , 434486 , 635793 , 53435 , 4453932 , 69432328 , 41125811 , 602329808 , 681364490 , 7174853895 , 4615459498
n×2
59879810
n×3
89819715
n×4
119759620
n×5
149699525
n÷2
14969952.5
n÷3
9979968.3333333
n÷3
7484976.25
n÷5
5987981
n2
896397911409025
n3
2.6838068309785E+22
n4
8.0352921557846E+29
n5
2.4057588379144E+37
2 √n
5471.7369271558
3 √n
310.51563508474
4 √n
73.971189845478
5 √n
31.278800031834
1 , 5 , 23 , 115 , 139 , 695 , 1873 , 3197 , 9365 , 15985 , 43079 , 215395 , 260347 , 1301735 , 5987981 , 29939905
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-29939904
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 29939905 can be divided by 16 positive divisors.
The sum of these divisors (counting 29939905) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1110010001101100011000001
3
Ternary
2002100002211101
4
Quaternary
1302031203001
5
Quinary
30131034110
6
Senary
2545414401
8
Octal
162154301
10
Decimal
29939905
12
Duodecimal
a03a401
16
Hexadecimal
1c8d8c1
20
Vigesimal
9729f5
36
Base36
htps1
md5
7a677d785e00696d9827bba57347fb39
sha1
6f63bfca131e3b5f4049d5bec751d0dea43a8eaf
sha256
95043089e6e589583b234ad82559edf760cf914629d1d418eb3295481562b474
sha512
d7b01281c1006e12c3283f41596e15691444be944337229e847df0105454306548869cbe63313339ea8b1ac95397199e656e94bd502643e8b8e52ab867d4e0e4
ripemd-160
c329d823801d703146e22d93da8211417cdf2076
Diameter
59879810
Circumference
188117971.19435
Area
2.8161170931758E+15
Volume
1.1241903765141E+23
Surface area
1.1264468372703E+16
Circumference
188117971.19435
Perimeter
119759620
Area
896397911409025
Diagonal
42341419.707162
Surface area
5378387468454150
Volume
2.6838068309785E+22
Space diagonal
51857436.633785
Perimeter
89819715
Area
3.8815168158976E+14
Altitude
25928718.316893
Surface area
3.8815168158976E+14
Volume
3.1628966826327E+21
Height
14113806.569054