148988 is an even 6-digits composite number following 148987
and preceding 148989 . In scientific notation, it is written as 1.48988 × 10^5.
The sum of its digits is 38. It has a total of 5 prime factors and 24 positive divisors.
There are 59904 positive integers (up to 148988) that are relatively prime to 148988.
148988 has 24 divisors, whose sum is 316512
The reverse of 148988 is 889841
Previous prime number is 17
Is Prime? no
Number parity even
Number length 6
Sum of Digits 38
Digital Root 2
Name
one hundred forty-eight thousand nine hundred eighty-eight
Scientific notation
1.48988 × 10^5
Engineering notation
1.48988 × 10^3
Prime Factorization
2 × 2 × 7 × 17 × 313
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
74494
Product of the distinct prime numbers
The prime factorization of 148988 is 2 × 2 × 7 × 17 × 313.
Since it has a total of 5 prime factors.
4 , 4 , 35 , 3 , 864 , 630 , 1077 , 6572 , 21600 , 60617 , 25756 , 165729 , 1532229 , 3849356 , 23106588 , 13868052 , 458134787 , 248998377 , 4118128152 , 9639895604
n×2
297976
n×3
446964
n×4
595952
n×5
744940
n÷2
74494
n÷3
49662.666666667
n÷3
37247
n÷5
29797.6
n2
22197424144
n3
3307149828366272
n4
4.9272563862863E+20
n5
7.3410207448003E+25
2 √n
385.9896371666
3 √n
53.013168675079
4 √n
19.646618975452
5 √n
10.830044922299
1 , 2 , 4 , 7 , 14 , 17 , 28 , 34 , 68 , 119 , 238 , 313 , 476 , 626 , 1252 , 2191 , 4382 , 5321 , 8764 , 10642 , 21284 , 37247 , 74494 , 148988
24 divisors
τ
Total Divisors
24
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-148987
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.041666666666667
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
24
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 148988 can be divided by 24 positive divisors.
The sum of these divisors (counting 148988) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
100100010111111100
3
Ternary
21120101002
4
Quaternary
210113330
5
Quinary
14231423
6
Senary
3105432
8
Octal
442774
10
Decimal
148988
12
Duodecimal
72278
16
Hexadecimal
245fc
20
Vigesimal
ic98
36
Base36
36yk
md5
089fd30052a4a61879ed1103fa4b6546
sha1
03853d080e196ef8f81f883d02f2e77386481240
sha256
9a986fab8c7046182a1409c7f4d78534a1519141795fd087af16d0eac6fbd793
sha512
36f83c275a30bdeec3b848b3fb9921db6299a01d10b22aa4f962ceade605ea7b8c9bf070cce0e8945f3c2b4ed77d22f1c380d3e361813f9c04105a7d4ad26fa1
ripemd-160
c2a62bbdf49b307384be4912938c3c24659eb903
Diameter
297976
Circumference
936119.21254607
Area
69735264619.407
Volume
1.3852956806822E+16
Surface area
278941058477.63
Circumference
936119.21254607
Perimeter
595952
Area
22197424144
Diagonal
210700.85023084
Surface area
133184544864
Volume
3307149828366272
Space diagonal
258054.78571807
Perimeter
446964
Area
9611766603.641
Altitude
129027.39285904
Surface area
9611766603.641
Volume
3.8975134500629E+14
Height
70233.616743614