145655138 is an even 9-digits composite number following 145655137
and preceding 145655139 . In scientific notation, it is written as 1.45655138 × 10^8.
The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors.
There are 72658944 positive integers (up to 145655138) that are relatively prime to 145655138.
145655138 has 8 divisors, whose sum is 218988588
The reverse of 145655138 is 831556541
Previous prime number is 433
Is Prime? no
Number parity even
Number length 9
Sum of Digits 38
Digital Root 2
Name
one hundred forty-five million six hundred fifty-five thousand one hundred thirty-eight
Scientific notation
1.45655138 × 10^8
Engineering notation
1.45655138 × 10^6
Prime Factorization
2 × 433 × 168193
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
145655138
Product of the distinct prime numbers
The prime factorization of 145655138 is 2 × 433 × 168193.
Since it has a total of 3 prime factors.
2 , 1 , 97 , 51 , 272 , 531 , 7693 , 8506 , 63435 , 76656 , 305160 , 884103 , 1863892 , 4222148 , 22718000 , 81513319 , 432718132 , 133673561 , 6616265775 , 9864959952
n×2
291310276
n×3
436965414
n×4
582620552
n×5
728275690
n÷2
72827569
n÷3
48551712.666667
n÷3
36413784.5
n÷5
29131027.6
n2
21215419225799044
n3
3.0901348150616E+24
n4
4.500940129264E+32
n5
6.5558505565769E+40
2 √n
12068.76704556
3 √n
526.14882274674
4 √n
109.85794029364
5 √n
42.920538462954
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
-145655137
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 145655138 can be divided by 8 positive divisors.
The sum of these divisors (counting 145655138) is 1, the average is 0.125.
Base
System
Value
2
Binary
1000101011101000010101100010
3
Ternary
101011002001021202
4
Quaternary
20223220111202
5
Quinary
244241431023
6
Senary
22241521202
8
Octal
1053502542
10
Decimal
145655138
12
Duodecimal
40943202
16
Hexadecimal
8ae8562
20
Vigesimal
25a6hgi
36
Base36
2epw82
md5
d08f732a89d748aacee924d745a077c7
sha1
50c42cdba7a161a2cbfd92501af9163469402a64
sha256
08b271dc4a5e544272e6066c79ff4f69584b55bd7f51a831e8fd0cd98fc90e8b
sha512
ae7d929bb7b3d65723bd4505b90c632d778416d1775e88568dd98737f075a74a4922a2e98835a8601403c503c0ed32adc3c8729be99df21f738229df6d9b63a2
ripemd-160
9da23325b387b168554cb6eb14cd4c2cbdcf094e
Diameter
291310276
Circumference
915178222.99681
Area
6.6650205182598E+16
Volume
1.2943926444799E+25
Surface area
2.6660082073039E+17
Circumference
915178222.99681
Perimeter
582620552
Area
21215419225799044
Diagonal
205987471.58892
Surface area
127292515354794264
Volume
3.0901348150616E+24
Space diagonal
252282099.39946
Perimeter
436965414
Area
9.1865460007394E+15
Altitude
126141049.69973
Surface area
9.1865460007394E+15
Volume
3.6417588041845E+23
Height
68662490.529642