145655993 is an odd 9-digits composite number following 145655992
and preceding 145655994 . In scientific notation, it is written as 1.45655993 × 10^8.
The sum of its digits is 47. It has a total of 4 prime factors and 16 positive divisors.
There are 123346752 positive integers (up to 145655993) that are relatively prime to 145655993.
145655993 has 16 divisors, whose sum is 168480000
The reverse of 145655993 is 399556541
Previous prime number is 149
Is Prime? no Number parity odd Number length 9 Sum of Digits 47 Digital Root 2
Name
one hundred forty-five million six hundred fifty-five thousand nine hundred ninety-three
Scientific notation
1.45655993 × 10^8
Engineering notation
1.45655993 × 10^6
Prime Factorization
7 × 389 × 149 × 359
Composite number
ω Distinct Factors
4 Total number of distinct prime factors
Ω Total Factors
4 Total number of prime factors
rad Radical
145655993 Product of the distinct prime numbers
The prime factorization of 145655993 is 7 × 389 × 149 × 359.
Since it has a total of 4 prime factors.
2 , 1 , 7 , 40 , 651 , 220 , 7194 , 5938 , 65029 , 97141 , 234265 , 302699 , 1832556 , 8433406 , 59155083 , 36491381 , 945676014 , 548131393 , 6522280217 , 5129843259
n×2
291311986
n×3
436967979
n×4
582623972
n×5
728279965
n÷2
72827996.5
n÷3
48551997.666667
n÷3
36413998.25
n÷5
29131198.6
n2
21215668296816049
n3
3.0901892329314E+24
n4
4.5010458128053E+32
n5
6.5560429740264E+40
2 √n12068.802467519
3 √n526.14985224781
4 √n109.85810151063
5 √n42.920588851804
1 , 7 , 149 , 359 , 389 , 1043 , 2513 , 2723 , 53491 , 57961 , 139651 , 374437 , 405727 , 977557 , 20807999 , 145655993
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
-145655992 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 145655993 can be divided by 16 positive divisors.
The sum of these divisors (counting 145655993) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1000101011101000100010111001
3
Ternary
101011002002110102
4
Quaternary
20223220202321
5
Quinary
244241442433
6
Senary
22241525145
8
Octal
1053504271
10
Decimal
145655993
12
Duodecimal
409437b5
16
Hexadecimal
8ae88b9
20
Vigesimal
25a6jjd
36
Base36
2epwvt
md5
1793327c25f4fa143a4e181c1caa8b3e
sha1
b3d3fe9e5538a2d36a83413fe44c5a39266b07c3
sha256
a1ca59477537c6a611403d7c488e724d8cf70c9dcd2ced9db94064fcc35f8aa5
sha512
a6574135b3e41fdd684efa9560328924b2af5ff35c1ac0cff8b4f66ddd560aae1673e56314049440019aab80f0e6e1d887a062ade6ffccfd9e49c036651e5e00
ripemd-160
677c66cd1efdd5b3feb9def6e0bfb2cf3c36038b
Diameter
291311986
Circumference
915183595.12025
Area
6.6650987662275E+16
Volume
1.2944154389839E+25
Surface area
2.666039506491E+17
Circumference
915183595.12025
Perimeter
582623972
Area
21215668296816049
Diagonal
205988680.74152
Surface area
127294009780896294
Volume
3.0901892329314E+24
Space diagonal
252283580.3029
Perimeter
436967979
Area
9.1866538516534E+15
Altitude
126141790.15145
Surface area
9.1866538516534E+15
Volume
3.641822936259E+23
Height
68662893.580507