148912821 is an odd 9-digits composite number following 148912820
and preceding 148912822 . In scientific notation, it is written as 1.48912821 × 10^8.
The sum of its digits is 36. It has a total of 2 prime factors and 4 positive divisors.
There are 99275208 positive integers (up to 148912821) that are relatively prime to 148912821.
148912821 has 4 divisors, whose sum is 165458700
The reverse of 148912821 is 128219841
Previous prime number is 9
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 36
Digital Root 9
Name
one hundred forty-eight million nine hundred twelve thousand eight hundred twenty-one
Scientific notation
1.48912821 × 10^8
Engineering notation
1.48912821 × 10^6
Prime Factorization
9 × 16545869
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
148912821
Product of the distinct prime numbers
The prime factorization of 148912821 is 9 × 16545869.
Since it has a total of 2 prime factors.
2 , 8 , 42 , 49 , 865 , 323 , 5874 , 2537 , 2814 , 27946 , 364797 , 394044 , 5930664 , 6310227 , 3246249 , 55996002 , 656928246 , 263369391 , 6857626692 , 9990510915
n×2
297825642
n×3
446738463
n×4
595651284
n×5
744564105
n÷2
74456410.5
n÷3
49637607
n÷3
37228205.25
n÷5
29782564.2
n2
22175028258178041
n3
3.30214601368E+24
n4
4.9173187825099E+32
n5
7.3225181165984E+40
2 √n
12202.98410226
3 √n
530.04250400788
4 √n
110.46711774216
5 √n
43.11083336678
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-148912820
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 148912821 can be divided by 4 positive divisors.
The sum of these divisors (counting 148912821) is 1, the average is 0.25.
Base
System
Value
2
Binary
1000111000000011101010110101
3
Ternary
101101012112222200
4
Quaternary
20320003222311
5
Quinary
301110202241
6
Senary
22435415113
8
Octal
1070035265
10
Decimal
148912821
12
Duodecimal
41a54499
16
Hexadecimal
8e03ab5
20
Vigesimal
26ae211
36
Base36
2gnpv9
md5
bf4419519f03c7ce58cbbb1feabefeaf
sha1
f08252ece2efe1aac13c803d0af9ea821090e033
sha256
0ceef94686c8dd5f3adbdf49a4f5ac6c36e9b863f2382f7dfb7a43be0506c775
sha512
251c77709e1a59ddf9b0361e249c7b78e3c0bb223506775d3ccc0ce3dc1958b6bd2c5c35a50ca2a9c9158a571882e8c53cb195dda7823c913df6950ee9ebf5b5
ripemd-160
ccd042c5654b33c0f596474637f8e2582ffee178
Diameter
297825642
Circumference
935646848.95786
Area
6.9664905869038E+16
Volume
1.3831996876877E+25
Surface area
2.7865962347615E+17
Circumference
935646848.95786
Perimeter
595651284
Area
22175028258178041
Diagonal
210594531.06944
Surface area
133050169549068246
Volume
3.30214601368E+24
Space diagonal
257924571.87041
Perimeter
446738463
Area
9.60206890061E+15
Altitude
128962285.9352
Surface area
9.60206890061E+15
Volume
3.8916163979021E+23
Height
70198177.023146