149770981 is an odd 9-digits composite number following 149770980
and preceding 149770982 . In scientific notation, it is written as 1.49770981 × 10^8.
The sum of its digits is 46. It has a total of 3 prime factors and 8 positive divisors.
There are 147960000 positive integers (up to 149770981) that are relatively prime to 149770981.
149770981 has 8 divisors, whose sum is 151588728
The reverse of 149770981 is 189077941
Previous prime number is 101
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 46
Digital Root 1
Name
one hundred forty-nine million seven hundred seventy thousand nine hundred eighty-one
Scientific notation
1.49770981 × 10^8
Engineering notation
1.49770981 × 10^6
Prime Factorization
2741 × 101 × 541
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
149770981
Product of the distinct prime numbers
The prime factorization of 149770981 is 2741 × 101 × 541.
Since it has a total of 3 prime factors.
3 , 6 , 40 , 64 , 554 , 613 , 5198 , 3507 , 14081 , 92624 , 115119 , 42514 , 8071918 , 7491455 , 51311177 , 96819764 , 537083553 , 897896952 , 4945884693 , 4271378556
n×2
299541962
n×3
449312943
n×4
599083924
n×5
748854905
n÷2
74885490.5
n÷3
49923660.333333
n÷3
37442745.25
n÷5
29954196.2
n2
22431346749702361
n3
3.3595648078541E+24
n4
5.0316531700538E+32
n5
7.5359563133072E+40
2 √n
12238.095480915
3 √n
531.05873685122
4 √n
110.62592589857
5 √n
43.160407346355
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
-149770980
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 149770981 can be divided by 8 positive divisors.
The sum of these divisors (counting 149770981) is 1, the average is 0.125.
Base
System
Value
2
Binary
1000111011010101001011100101
3
Ternary
101102211011011101
4
Quaternary
20323111023211
5
Quinary
301320132411
6
Senary
22510040101
8
Octal
1073251345
10
Decimal
149770981
12
Duodecimal
421a9031
16
Hexadecimal
8ed52e5
20
Vigesimal
26g1791
36
Base36
2h6411
md5
6833b6fa4b0afdf72554af4bc8b72608
sha1
fe3729f3e485ffd5da66ffd65cbed1a26133c0f7
sha256
367f2547d30bb86c6a32845889864fe0403c8fa5a7f31e71d6630397d585de8a
sha512
6664481c8780088f75738a5888b0def7d41343558498d5ef3dfc395d332e2d09a534bc06fda5674c6624d9b18b91b06b9731f3ffc9881b9154878502e075f6e0
ripemd-160
532fef23bf0cbb4fb121d5c077d993505effea7a
Diameter
299541962
Circumference
941038827.26107
Area
7.047015415899E+16
Volume
1.4072512159484E+25
Surface area
2.8188061663596E+17
Circumference
941038827.26107
Perimeter
599083924
Area
22431346749702361
Diagonal
211808152.58012
Surface area
134588080498214166
Volume
3.3595648078541E+24
Space diagonal
259410948.59143
Perimeter
449312943
Area
9.7130580631699E+15
Altitude
129705474.29572
Surface area
9.7130580631699E+15
Volume
3.9592850957822E+23
Height
70602717.526708