149718890 is an even 9-digits composite number following 149718889
and preceding 149718891 . In scientific notation, it is written as 1.49718890 × 10^8.
The sum of its digits is 47. It has a total of 3 prime factors and 8 positive divisors.
There are 59887552 positive integers (up to 149718890) that are relatively prime to 149718890.
149718890 has 8 divisors, whose sum is 269494020
The reverse of 149718890 is 098817941
Previous prime number is 5
Is Prime? no
Number parity even
Number length 9
Sum of Digits 47
Digital Root 2
Name
one hundred forty-nine million seven hundred eighteen thousand eight hundred ninety
Scientific notation
1.49718890 × 10^8
Engineering notation
1.49718890 × 10^6
Prime Factorization
2 × 5 × 14971889
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
149718890
Product of the distinct prime numbers
The prime factorization of 149718890 is 2 × 5 × 14971889.
Since it has a total of 3 prime factors.
2 , 9 , 31 , 94 , 154 , 490 , 9019 , 6598 , 98175 , 18222 , 495880 , 81880 , 2403296 , 2901889 , 92340665 , 98358652 , 303474073 , 983651251 , 8773386688 , 8308123082
n×2
299437780
n×3
449156670
n×4
598875560
n×5
748594450
n÷2
74859445
n÷3
49906296.666667
n÷3
37429722.5
n÷5
29943778
n2
22415746022832100
n3
3.3560606130603E+24
n4
5.0246566976011E+32
n5
7.5228602339591E+40
2 √n
12235.967064356
3 √n
530.99716153081
4 √n
110.61630559893
5 √n
43.157404653026
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
-149718889
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 149718890 can be divided by 8 positive divisors.
The sum of these divisors (counting 149718890) is 1, the average is 0.125.
Base
System
Value
2
Binary
1000111011001000011101101010
3
Ternary
101102201111201002
4
Quaternary
20323020131222
5
Quinary
301312001030
6
Senary
22504555002
8
Octal
1073103552
10
Decimal
149718890
12
Duodecimal
42182a62
16
Hexadecimal
8ec876a
20
Vigesimal
26feh4a
36
Base36
2h4zu2
md5
e3e128ef5ae37dc043506c0216af3488
sha1
8e66087ad36f0a6a7fa6a9f0317d95b49ef9b947
sha256
ff27406b72175e095c9cea6eda46a92ff3bb289f5765866192a488de1cd77097
sha512
0d341c58fa5a2f4cbe63d5c2afabdc796db3f0e4752920fc517ab3ba750e9e8d960ae1c1056ec5444bd738b910c51de195ad6da391d2e243e0a2e0c1efb7f390
ripemd-160
460a00d4dbe7302f03ebc8dc1109b60e8ec97c5c
Diameter
299437780
Circumference
940711529.85524
Area
7.0421143030064E+16
Volume
1.4057833822657E+25
Surface area
2.8168457212026E+17
Circumference
940711529.85524
Perimeter
598875560
Area
22415746022832100
Diagonal
211734484.78145
Surface area
134494476136992600
Volume
3.3560606130603E+24
Space diagonal
259320724.33282
Perimeter
449156670
Area
9.7063027502763E+15
Altitude
129660362.16641
Surface area
9.7063027502763E+15
Volume
3.9551553626134E+23
Height
70578161.593815