149728685 is an odd 9-digits composite number following 149728684
and preceding 149728686 . In scientific notation, it is written as 1.49728685 × 10^8.
The sum of its digits is 50. It has a total of 2 prime factors and 4 positive divisors.
There are 119782944 positive integers (up to 149728685) that are relatively prime to 149728685.
149728685 has 4 divisors, whose sum is 179674428
The reverse of 149728685 is 586827941
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 50
Digital Root 5
Name
one hundred forty-nine million seven hundred twenty-eight thousand six hundred eighty-five
Scientific notation
1.49728685 × 10^8
Engineering notation
1.49728685 × 10^6
Prime Factorization
5 × 29945737
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
149728685
Product of the distinct prime numbers
The prime factorization of 149728685 is 5 × 29945737.
Since it has a total of 2 prime factors.
5 , 6 , 49 , 83 , 664 , 799 , 3039 , 2924 , 94091 , 30031 , 228371 , 257540 , 1026136 , 3651057 , 67489893 , 11063573 , 429427080 , 132760802 , 391646788 , 8808280337
n×2
299457370
n×3
449186055
n×4
598914740
n×5
748643425
n÷2
74864342.5
n÷3
49909561.666667
n÷3
37432171.25
n÷5
29945737
n2
22418679111829225
n3
3.3567193428512E+24
n4
5.0259717311917E+32
n5
7.525321381585E+40
2 √n
12236.367312238
3 √n
531.00874101771
4 √n
110.6181147563
5 √n
43.157969332228
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-149728684
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 149728685 can be divided by 4 positive divisors.
The sum of these divisors (counting 149728685) is 1, the average is 0.25.
Base
System
Value
2
Binary
1000111011001010110110101101
3
Ternary
101102202000010212
4
Quaternary
20323022312231
5
Quinary
301312304220
6
Senary
22505112205
8
Octal
1073126655
10
Decimal
149728685
12
Duodecimal
42188665
16
Hexadecimal
8ecadad
20
Vigesimal
26fg1e5
36
Base36
2h57e5
md5
78031a008cfbe2701c07ae4e24699ca9
sha1
be98c85efae2d5f3bf4e170bdb799da6fc524c9c
sha256
19110b18de456a3283c9757d710815e14a4938aaf94edef90511a353bd7f94e3
sha512
28bf6a925c37259c43bb46d6591bea25c28950ffe706c3515850d379eb7480886a005c64cc37e779edddfb0709c82f950eaa31b114ab41df15f96fd12fbf8abf
ripemd-160
5af69a2bfc30a519fa179e1212db74cc94d8a056
Diameter
299457370
Circumference
940773073.65532
Area
7.043035760091E+16
Volume
1.4060593103552E+25
Surface area
2.8172143040364E+17
Circumference
940773073.65532
Perimeter
598914740
Area
22418679111829225
Diagonal
211748337.00329
Surface area
134512074670975350
Volume
3.3567193428512E+24
Space diagonal
259337689.77048
Perimeter
449186055
Area
9.7075728150678E+15
Altitude
129668844.88524
Surface area
9.7075728150678E+15
Volume
3.9559316831168E+23
Height
70582779.001096