149747905 is an odd 9-digits composite number following 149747904
and preceding 149747906 . In scientific notation, it is written as 1.49747905 × 10^8.
The sum of its digits is 46. It has a total of 3 prime factors and 8 positive divisors.
There are 119388288 positive integers (up to 149747905) that are relatively prime to 149747905.
149747905 has 8 divisors, whose sum is 180312552
The reverse of 149747905 is 509747941
Previous prime number is 293
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 46
Digital Root 1
Name
one hundred forty-nine million seven hundred forty-seven thousand nine hundred five
Scientific notation
1.49747905 × 10^8
Engineering notation
1.49747905 × 10^6
Prime Factorization
5 × 293 × 102217
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
149747905
Product of the distinct prime numbers
The prime factorization of 149747905 is 5 × 293 × 102217.
Since it has a total of 3 prime factors.
10 , 4 , 65 , 18 , 303 , 210 , 8237 , 2114 , 64751 , 66161 , 612269 , 706466 , 82280 , 6378849 , 98324772 , 59028593 , 27850818 , 513074866 , 9054451830 , 1918418202
n×2
299495810
n×3
449243715
n×4
598991620
n×5
748739525
n÷2
74873952.5
n÷3
49915968.333333
n÷3
37436976.25
n÷5
29949581
n2
22424435051889025
n3
3.3580121698289E+24
n4
5.0285528739639E+32
n5
7.5301525805782E+40
2 √n
12237.152650842
3 √n
531.03146111603
4 √n
110.62166447329
5 √n
43.159077274347
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
-149747904
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 149747905 can be divided by 8 positive divisors.
The sum of these divisors (counting 149747905) is 1, the average is 0.125.
Base
System
Value
2
Binary
1000111011001111100011000001
3
Ternary
101102202222111201
4
Quaternary
20323033203001
5
Quinary
301313413110
6
Senary
22505341201
8
Octal
1073174301
10
Decimal
149747905
12
Duodecimal
42197801
16
Hexadecimal
8ecf8c1
20
Vigesimal
26fi9f5
36
Base36
2h5m81
md5
bf2fd014ff7446de0c419557c5cb79a2
sha1
890745041a9fe6ea5956eb65c17ffa79c75d3265
sha256
8783d76ff8be966856f053a71f81c66f04911606e9bac3362785930c8ff7eb82
sha512
855af481167f40d46628b67171521316e881f5150f84b197819db439bfc01dea4c0fa3077a3109ac482973bc9e9f9da5ba812725c5ccb261a9c365e3671779bf
ripemd-160
61114fe4acb178c6064ec169157ec52907783941
Diameter
299495810
Circumference
940893836.47692
Area
7.0448440419916E+16
Volume
1.4066008484533E+25
Surface area
2.8179376167966E+17
Circumference
940893836.47692
Perimeter
598991620
Area
22424435051889025
Diagonal
211775518.18796
Surface area
134546610311334150
Volume
3.3580121698289E+24
Space diagonal
259370979.787
Perimeter
449243715
Area
9.7100652102251E+15
Altitude
129685489.8935
Surface area
9.7100652102251E+15
Volume
3.9574552943217E+23
Height
70591839.395986