145655990 is an even 9-digits composite number following 145655989
and preceding 145655991 . In scientific notation, it is written as 1.45655990 × 10^8.
The sum of its digits is 44. It has a total of 4 prime factors and 16 positive divisors.
There are 57392544 positive integers (up to 145655990) that are relatively prime to 145655990.
145655990 has 16 divisors, whose sum is 266095152
The reverse of 145655990 is 099556541
Previous prime number is 67
Is Prime? no
Number parity even
Number length 9
Sum of Digits 44
Digital Root 8
Name
one hundred forty-five million six hundred fifty-five thousand nine hundred ninety
Scientific notation
1.45655990 × 10^8
Engineering notation
1.45655990 × 10^6
Prime Factorization
2 × 5 × 67 × 217397
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
145655990
Product of the distinct prime numbers
The prime factorization of 145655990 is 2 × 5 × 67 × 217397.
Since it has a total of 4 prime factors.
7 , 8 , 81 , 59 , 163 , 188 , 8210 , 8084 , 19773 , 66672 , 775646 , 247872 , 2012011 , 7375482 , 57930730 , 24808805 , 567436942 , 564048455 , 128087049 , 725417541
n×2
291311980
n×3
436967970
n×4
582623960
n×5
728279950
n÷2
72827995
n÷3
48551996.666667
n÷3
36413997.5
n÷5
29131198
n2
21215667422880100
n3
3.0901890419903E+24
n4
4.5010454419826E+32
n5
6.5560422988696E+40
2 √n
12068.802343232
3 √n
526.14984863553
4 √n
109.85810094495
5 √n
42.920588675001
1 , 2 , 5 , 10 , 67 , 134 , 335 , 670 , 217397 , 434794 , 1086985 , 2173970 , 14565599 , 29131198 , 72827995 , 145655990
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
-145655989
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 145655990 can be divided by 16 positive divisors.
The sum of these divisors (counting 145655990) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1000101011101000100010110110
3
Ternary
101011002002110022
4
Quaternary
20223220202312
5
Quinary
244241442430
6
Senary
22241525142
8
Octal
1053504266
10
Decimal
145655990
12
Duodecimal
409437b2
16
Hexadecimal
8ae88b6
20
Vigesimal
25a6jja
36
Base36
2epwvq
md5
c324cd2219af5b0653ad3597401d6b98
sha1
d9dd81090d818c20abfa505fa88bf947cc686ed0
sha256
4f2fe0610ef9c57a6ed296fab05a461d7ebfdc15ebbdd369b973c88e1eb619c6
sha512
5cc8541c706ff938929209e84ad62ed3e2ecad3d9283c1ef6bbf719aa72b2313d6bdd2b19aaf1f95f408abce6502b39cc77842f242fb4a2695b7aab744878dc2
ripemd-160
ca75abfcfa51252ed1537251abf95d90a91abaf9
Diameter
291311980
Circumference
915183576.2707
Area
6.6650984916724E+16
Volume
1.2944153590027E+25
Surface area
2.666039396669E+17
Circumference
915183576.2707
Perimeter
582623960
Area
21215667422880100
Diagonal
205988676.49888
Surface area
127294004537280600
Volume
3.0901890419903E+24
Space diagonal
252283575.10674
Perimeter
436967970
Area
9.186653473228E+15
Altitude
126141787.55337
Surface area
9.186653473228E+15
Volume
3.6418227112329E+23
Height
68662892.166293