149744191 is an odd 9-digits composite number following 149744190
and preceding 149744192 . In scientific notation, it is written as 1.49744191 × 10^8.
The sum of its digits is 40. It has a total of 4 prime factors and 16 positive divisors.
There are 140514880 positive integers (up to 149744191) that are relatively prime to 149744191.
149744191 has 16 divisors, whose sum is 159252480
The reverse of 149744191 is 191447941
Previous prime number is 383
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 40
Digital Root 4
Name
one hundred forty-nine million seven hundred forty-four thousand one hundred ninety-one
Scientific notation
1.49744191 × 10^8
Engineering notation
1.49744191 × 10^6
Prime Factorization
23 × 191 × 383 × 89
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
149744191
Product of the distinct prime numbers
The prime factorization of 149744191 is 23 × 191 × 383 × 89.
Since it has a total of 4 prime factors.
6 , 5 , 87 , 38 , 308 , 388 , 6691 , 4373 , 83391 , 860 , 265584 , 423861 , 7784505 , 2632476 , 99155083 , 2739 , 975696696 , 748232341 , 7273134789 , 356695036
n×2
299488382
n×3
449232573
n×4
598976764
n×5
748720955
n÷2
74872095.5
n÷3
49914730.333333
n÷3
37436047.75
n÷5
29948838.2
n2
22423322738244481
n3
3.3577623229703E+24
n4
5.0280540262347E+32
n5
7.5292188246281E+40
2 √n
12237.000898913
3 √n
531.02707092183
4 √n
110.62097856606
5 √n
43.158863188676
1 , 23 , 89 , 191 , 383 , 2047 , 4393 , 8809 , 16999 , 34087 , 73153 , 390977 , 784001 , 1682519 , 6510617 , 149744191
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
-149744190
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 149744191 can be divided by 16 positive divisors.
The sum of these divisors (counting 149744191) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1000111011001110101000111111
3
Ternary
101102202210102011
4
Quaternary
20323032220333
5
Quinary
301313303231
6
Senary
22505312051
8
Octal
1073165077
10
Decimal
149744191
12
Duodecimal
42195627
16
Hexadecimal
8ecea3f
20
Vigesimal
26fi09b
36
Base36
2h5jcv
md5
bd201cc602a272c9332a0c9572f8511d
sha1
687a29beacd0588e122bfbddb6d877c28b6e67cd
sha256
a08da964df0e532ee19931fd62f95aefe6e867211ab14abca32feb1270704e31
sha512
7060d3cf8b17e75c7c4801b6b83f9f008ed3f87ec858d29bfbb90b35889e24b86e76e49cd679157fef5e5d38f164b2ad4a9a5421dc42b04d7cedd4fffdbcabaa
ripemd-160
4e48362d2e9236b4785146592f37af936e715e0c
Diameter
299488382
Circumference
940870500.72669
Area
7.0444945983542E+16
Volume
1.4064961928459E+25
Surface area
2.8177978393417E+17
Circumference
940870500.72669
Perimeter
598976764
Area
22423322738244481
Diagonal
211770265.79879
Surface area
134539936429466886
Volume
3.3577623229703E+24
Space diagonal
259364546.9503
Perimeter
449232573
Area
9.7095835642885E+15
Altitude
129682273.47515
Surface area
9.7095835642885E+15
Volume
3.957160846975E+23
Height
70590088.599596