154428221 is an odd 9-digits composite number following 154428220
and preceding 154428222 . In scientific notation, it is written as 1.54428221 × 10^8.
The sum of its digits is 29. It has a total of 3 prime factors and 8 positive divisors.
There are 144737280 positive integers (up to 154428221) that are relatively prime to 154428221.
154428221 has 8 divisors, whose sum is 164195064
The reverse of 154428221 is 122824451
Previous prime number is 241
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 29
Digital Root 2
Name
one hundred fifty-four million four hundred twenty-eight thousand two hundred twenty-one
Scientific notation
1.54428221 × 10^8
Engineering notation
1.54428221 × 10^6
Prime Factorization
17 × 241 × 37693
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
154428221
Product of the distinct prime numbers
The prime factorization of 154428221 is 17 × 241 × 37693.
Since it has a total of 3 prime factors.
7 , 3 , 91 , 88 , 74 , 644 , 1933 , 8847 , 46845 , 30483 , 725171 , 200817 , 1162163 , 795578 , 32058363 , 17984264 , 299019373 , 443590806 , 4682233351 , 6643767321
n×2
308856442
n×3
463284663
n×4
617712884
n×5
772141105
n÷2
77214110.5
n÷3
51476073.666667
n÷3
38607055.25
n÷5
30885644.2
n2
23848075441224841
n3
3.6828158646621E+24
n4
5.6873070225035E+32
n5
8.7828070576602E+40
2 √n
12426.915184389
3 √n
536.50720187021
4 √n
111.47607449309
5 √n
43.425550603957
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
-154428220
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 154428221 can be divided by 8 positive divisors.
The sum of these divisors (counting 154428221) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001001101000110001100111101
3
Ternary
101202120202200202
4
Quaternary
21031012030331
5
Quinary
304013200341
6
Senary
23153533245
8
Octal
1115061475
10
Decimal
154428221
12
Duodecimal
43874225
16
Hexadecimal
934633d
20
Vigesimal
2853ab1
36
Base36
2jxxkt
md5
1485bb925d241b721c7c89a0a465c3e3
sha1
111e841e9754046b1fd6135c5ff1d7a468d8739a
sha256
23e1d8e01c6ccfe960ea4bc7930e052a8f8af5ce001b4b8b4ac09fd11fcd7343
sha512
b391c7b40b82fd326f1991a3262731c4dae54c3122b65537c58a04eaa3209237d529933a66fd100a98516ad0858401ada787c9f7ddcd770884a45e0cc98371bc
ripemd-160
f4ff12b4c5e150b47f3678e4665cd5446de96e79
Diameter
308856442
Circumference
970301129.20108
Area
7.4920938608407E+16
Volume
1.5426543019929E+25
Surface area
2.9968375443363E+17
Circumference
970301129.20108
Perimeter
617712884
Area
23848075441224841
Diagonal
218394484.55135
Surface area
143088452647349046
Volume
3.6828158646621E+24
Space diagonal
267477524.89448
Perimeter
463284663
Area
1.0326519581734E+16
Altitude
133738762.44724
Surface area
1.0326519581734E+16
Volume
4.3402401196067E+23
Height
72798161.517117