149724945 is an odd 9-digits composite number following 149724944
and preceding 149724946 . In scientific notation, it is written as 1.49724945 × 10^8.
The sum of its digits is 45. It has a total of 4 prime factors and 16 positive divisors.
There are 78889248 positive integers (up to 149724945) that are relatively prime to 149724945.
149724945 has 16 divisors, whose sum is 202043520
The reverse of 149724945 is 549427941
Previous prime number is 83
Is Prime? no Number parity odd Number length 9 Sum of Digits 45 Digital Root 9
Name
one hundred forty-nine million seven hundred twenty-four thousand nine hundred forty-five
Scientific notation
1.49724945 × 10^8
Engineering notation
1.49724945 × 10^6
Prime Factorization
9 × 5 × 83 × 40087
Composite number
ω Distinct Factors
4 Total number of distinct prime factors
Ω Total Factors
4 Total number of prime factors
rad Radical
149724945 Product of the distinct prime numbers
The prime factorization of 149724945 is 9 × 5 × 83 × 40087.
Since it has a total of 4 prime factors.
6 , 3 , 68 , 29 , 397 , 261 , 1138 , 8107 , 29531 , 25081 , 787168 , 82222 , 6791636 , 4187534 , 45262752 , 31572415 , 633307908 , 890857679 , 1976803674 , 4253113984
n×2
299449890
n×3
449174835
n×4
598899780
n×5
748624725
n÷2
74862472.5
n÷3
49908315
n÷3
37431236.25
n÷5
29944989
n2
22417559155253025
n3
3.3564678115545E+24
n4
5.0254695847927E+32
n5
7.5243815718226E+40
2 √n12236.21448815
3 √n531.00431971121
4 √n110.61742398081
5 √n43.157753725689
1 , 5 , 9 , 45 , 83 , 415 , 747 , 3735 , 40087 , 200435 , 360783 , 1803915 , 3327221 , 16636105 , 29944989 , 149724945
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
-149724944 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 149724945 can be divided by 16 positive divisors.
The sum of these divisors (counting 149724945) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1000111011001001111100010001
3
Ternary
101102201211000100
4
Quaternary
20323021330101
5
Quinary
301312144240
6
Senary
22505043013
8
Octal
1073117421
10
Decimal
149724945
12
Duodecimal
42186469
16
Hexadecimal
8ec9f11
20
Vigesimal
26ffc75
36
Base36
2h54i9
md5
0afd0ea29dfc28c043d2dd7fe7303885
sha1
6702f8579b2c5d6fa82d0194f917b56b58cde042
sha256
3aa2cbfb5f82fc782041364242d1154fb0cf913b985c4b56c33513bb5436e9ce
sha512
b56875ce9a2b329f30cb6d73154792d9244062133b98bc6544505893f35fdb6e6aca882a070dc2efacaf8fc7e05fac269cddd5eeb65253f6dc402bec1b2ed756
ripemd-160
910ab6f14a3b50b62b970374e62675774ffcdae3
Diameter
299449890
Circumference
940749574.54227
Area
7.0426839153558E+16
Volume
1.405953949172E+25
Surface area
2.8170735661423E+17
Circumference
940749574.54227
Perimeter
598899780
Area
22417559155253025
Diagonal
211743047.84457
Surface area
134505354931518150
Volume
3.3564678115545E+24
Space diagonal
259331211.90046
Perimeter
449174835
Area
9.7070878596448E+15
Altitude
129665605.95023
Surface area
9.7070878596448E+15
Volume
3.9556352506409E+23
Height
70581015.948189