149728900 is an even 9-digits composite number following 149728899
and preceding 149728901 . In scientific notation, it is written as 1.49728900 × 10^8.
The sum of its digits is 40. It has a total of 5 prime factors and 18 positive divisors.
There are 59891520 positive integers (up to 149728900) that are relatively prime to 149728900.
149728900 has 18 divisors, whose sum is 324911930
The reverse of 149728900 is 009827941
Previous prime number is 5
Is Prime? no Number parity even Number length 9 Sum of Digits 40 Digital Root 4
Name
one hundred forty-nine million seven hundred twenty-eight thousand nine hundred
Scientific notation
1.49728900 × 10^8
Engineering notation
1.49728900 × 10^6
Prime Factorization
2 × 2 × 5 × 5 × 1497289
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
5 Total number of prime factors
rad Radical
14972890 Product of the distinct prime numbers
The prime factorization of 149728900 is 2 × 2 × 5 × 5 × 1497289.
Since it has a total of 5 prime factors.
9 , 2 , 27 , 81 , 293 , 765 , 3462 , 3406 , 78499 , 70509 , 287385 , 769979 , 4378751 , 8054935 , 79535518 , 77207466 , 146611228 , 332717163 , 2808339027 , 6371697666
n×2
299457800
n×3
449186700
n×4
598915600
n×5
748644500
n÷2
74864450
n÷3
49909633.333333
n÷3
37432225
n÷5
29945780
n2
22418743495210000
n3
3.3567338029199E+24
n4
5.0260005990402E+32
n5
7.5253754109363E+40
2 √n12236.376097522
3 √n531.00899518149
4 √n110.61815446626
5 √n43.157981726591
1 , 2 , 4 , 5 , 10 , 20 , 25 , 50 , 100 , 1497289 , 2994578 , 5989156 , 7486445 , 14972890 , 29945780 , 37432225 , 74864450 , 149728900
18 divisors
τ Total Divisors
18 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-149728899 Sum of the proper positive divisors of n
A Arithmetic Mean
0.055555555555556 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
18 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 149728900 can be divided by 18 positive divisors.
The sum of these divisors (counting 149728900) is 1, the average is 0.055555555555556.
Base
System
Value
2
Binary
1000111011001010111010000100
3
Ternary
101102202000102211
4
Quaternary
20323022322010
5
Quinary
301312311100
6
Senary
22505113204
8
Octal
1073127204
10
Decimal
149728900
12
Duodecimal
42188804
16
Hexadecimal
8ecae84
20
Vigesimal
26fg250
36
Base36
2h57k4
md5
8a5d92427afc761b452d1577074784ac
sha1
77132b6df4652aad14a0ee117465cc42f128a925
sha256
3ae387793017bd7c2bb9b5a4893b6feeec509db8b1fc52b9bc660bfdec4a1904
sha512
46c69dcbca5741502ae7c37551661566d94d60a470f3c28dae060fd191496078bf5114f8c92118eeda9563dd418597ec466ce86c5f50191f8b6ebc4c59cd7fc2
ripemd-160
47a74f460c235e7f4e808e74881fe81e44df0e3f
Diameter
299457800
Circumference
940774424.54016
Area
7.0430559867266E+16
Volume
1.4060653673746E+25
Surface area
2.8172223946906E+17
Circumference
940774424.54016
Perimeter
598915600
Area
22418743495210000
Diagonal
211748641.0592
Surface area
134512460971260000
Volume
3.3567338029199E+24
Space diagonal
259338062.1614
Perimeter
449186700
Area
9.7076006938895E+15
Altitude
129669031.0807
Surface area
9.7076006938895E+15
Volume
3.9559487244713E+23
Height
70582880.353068