1428148 is an even 7-digits composite number following 1428147
and preceding 1428149 . In scientific notation, it is written as 1.428148 × 10^6.
The sum of its digits is 28. It has a total of 4 prime factors and 12 positive divisors.
There are 711680 positive integers (up to 1428148) that are relatively prime to 1428148.
1428148 has 12 divisors, whose sum is 2507652
The reverse of 1428148 is 8418241
Previous prime number is 641
Is Prime? no
Number parity even
Number length 7
Sum of Digits 28
Digital Root 1
Name
one million four hundred twenty-eight thousand one hundred forty-eight
Scientific notation
1.428148 × 10^6
Engineering notation
1.428148 × 10^6
Prime Factorization
2 × 2 × 641 × 557
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
714074
Product of the distinct prime numbers
The prime factorization of 1428148 is 2 × 2 × 641 × 557.
Since it has a total of 4 prime factors.
4 , 7 , 13 , 59 , 946 , 345 , 8828 , 2533 , 32135 , 68765 , 689847 , 416444 , 6316665 , 4768855 , 97657090 , 5114797 , 93373748 , 207034267 , 4028889357 , 5303561237
n×2
2856296
n×3
4284444
n×4
5712592
n×5
7140740
n÷2
714074
n÷3
476049.33333333
n÷3
357037
n÷5
285629.6
n2
2039606709904
n3
2912860243535977792
n4
4.1599955310854E+24
n5
5.9410892977286E+30
2 √n
1195.051463327
3 √n
112.61365961574
4 √n
34.569516388388
5 √n
17.01980747848
1 , 2 , 4 , 557 , 641 , 1114 , 1282 , 2228 , 2564 , 357037 , 714074 , 1428148
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-1428147
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 1428148 can be divided by 12 positive divisors.
The sum of these divisors (counting 1428148) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
101011100101010110100
3
Ternary
2200120001101
4
Quaternary
11130222310
5
Quinary
331200043
6
Senary
50335444
8
Octal
5345264
10
Decimal
1428148
12
Duodecimal
58a584
16
Hexadecimal
15cab4
20
Vigesimal
8ia78
36
Base36
ulys
md5
d0691c22639cf449ad440e984d11e048
sha1
f11e9f8b4d1424f0a2acc4219f9dd918b82edbcf
sha256
a2fd4358adda79af274d4f35067a7298c0eb27c4e4bf6cbd3c168cdbb549ff2a
sha512
467614f0e9b4f01a1a540732042843b575041932bbda78a009b91499ba66ba4b93ab0e9998c7eeee2d65cd6a7fc0977858e2fe9f6e32861ad9930ec6bc0a9fa5
ripemd-160
73b0ff119b5a361bda702e77a4919785543d3108
Diameter
2856296
Circumference
8973318.5300779
Area
6407613456046.9
Volume
1.2201360456035E+19
Surface area
25630453824187
Circumference
8973318.5300779
Perimeter
5712592
Area
2039606709904
Diagonal
2019706.270676
Surface area
12237640259424
Volume
2912860243535977792
Space diagonal
2473624.8967279
Perimeter
4284444
Area
883175612253.03
Altitude
1236812.4483639
Surface area
883175612253.03
Volume
3.4328387180883E+17
Height
673235.42355867