149739242 is an even 9-digits composite number following 149739241
and preceding 149739243 . In scientific notation, it is written as 1.49739242 × 10^8.
The sum of its digits is 41. It has a total of 2 prime factors and 4 positive divisors.
There are 74869620 positive integers (up to 149739242) that are relatively prime to 149739242.
149739242 has 4 divisors, whose sum is 224608866
The reverse of 149739242 is 242937941
Previous prime number is 2
Is Prime? no
Number parity even
Number length 9
Sum of Digits 41
Digital Root 5
Name
one hundred forty-nine million seven hundred thirty-nine thousand two hundred forty-two
Scientific notation
1.49739242 × 10^8
Engineering notation
1.49739242 × 10^6
Prime Factorization
2 × 74869621
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
149739242
Product of the distinct prime numbers
The prime factorization of 149739242 is 2 × 74869621.
Since it has a total of 2 prime factors.
4 , 4 , 41 , 56 , 682 , 425 , 2467 , 4460 , 26163 , 74446 , 546295 , 95634 , 4428435 , 5034320 , 47046666 , 45510603 , 503963857 , 455236832 , 9846716020 , 66602981
n×2
299478484
n×3
449217726
n×4
598956968
n×5
748696210
n÷2
74869621
n÷3
49913080.666667
n÷3
37434810.5
n÷5
29947848.4
n2
22421840594734564
n3
3.3574294149004E+24
n4
5.0273893565569E+32
n5
7.5279747148969E+40
2 √n
12236.798682662
3 √n
531.02122076295
4 √n
110.6200645573
5 √n
43.158577907443
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
-149739241
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 149739242 can be divided by 4 positive divisors.
The sum of these divisors (counting 149739242) is 1, the average is 0.25.
Base
System
Value
2
Binary
1000111011001101011011101010
3
Ternary
101102202112121212
4
Quaternary
20323031123222
5
Quinary
301313123432
6
Senary
22505233122
8
Octal
1073153352
10
Decimal
149739242
12
Duodecimal
421927a2
16
Hexadecimal
8ecd6ea
20
Vigesimal
26fh822
36
Base36
2h5fje
md5
7f43d6c9c85ba9bc8d04a9dc01dcbf5f
sha1
f6b6495736e853e5b5b1b0e4d234ee52cfb050a7
sha256
4ac8ff6539d61c73e8a0b24a8c01efa5b6d48e5f0418c9a0a90fdbff49c26385
sha512
6abaa7ffd9602b06f56850d91d7a70b6f4c2594ef7a6fa3d09d8c53961139fdf994c0fcde7d52c70cf4e4798d8137112e68a9ce42bad92115f7011bd149d3f20
ripemd-160
793d9cbf661678fd7bbe512e01a38f081ced12b1
Diameter
299478484
Circumference
940839405.24261
Area
7.044028969238E+16
Volume
1.4063567446396E+25
Surface area
2.8176115876952E+17
Circumference
940839405.24261
Perimeter
598956968
Area
22421840594734564
Diagonal
211763266.85587
Surface area
134531043568407384
Volume
3.3574294149004E+24
Space diagonal
259355975.03085
Perimeter
449217726
Area
9.7089417773227E+15
Altitude
129677987.51543
Surface area
9.7089417773227E+15
Volume
3.9567685110521E+23
Height
70587755.618622