1898428 is an even 7-digits composite number following 1898427
and preceding 1898429 . In scientific notation, it is written as 1.898428 × 10^6.
The sum of its digits is 40. It has a total of 4 prime factors and 12 positive divisors.
There are 813600 positive integers (up to 1898428) that are relatively prime to 1898428.
1898428 has 12 divisors, whose sum is 3796912
The reverse of 1898428 is 8248981
Previous prime number is 7
Is Prime? no
Number parity even
Number length 7
Sum of Digits 40
Digital Root 4
Name
one million eight hundred ninety-eight thousand four hundred twenty-eight
Scientific notation
1.898428 × 10^6
Engineering notation
1.898428 × 10^6
Prime Factorization
2 × 2 × 7 × 67801
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
949214
Product of the distinct prime numbers
The prime factorization of 1898428 is 2 × 2 × 7 × 67801.
Since it has a total of 4 prime factors.
6 , 6 , 47 , 65 , 817 , 258 , 9511 , 3796 , 30833 , 25091 , 624631 , 820649 , 4296556 , 1974856 , 88866724 , 93851178 , 752018358 , 150821118 , 4524160022 , 4216628269
n×2
3796856
n×3
5695284
n×4
7593712
n×5
9492140
n÷2
949214
n÷3
632809.33333333
n÷3
474607
n÷5
379685.6
n2
3604028871184
n3
6841989321864098752
n4
1.2989024104328E+25
n5
2.4658727052331E+31
2 √n
1377.8345328812
3 √n
123.8220652929
4 √n
37.119193591473
5 √n
18.01684847799
1 , 2 , 4 , 7 , 14 , 28 , 67801 , 135602 , 271204 , 474607 , 949214 , 1898428
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
-1898427
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 1898428 can be divided by 12 positive divisors.
The sum of these divisors (counting 1898428) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
111001111011110111100
3
Ternary
10120110011011
4
Quaternary
13033132330
5
Quinary
441222203
6
Senary
104405004
8
Octal
7173674
10
Decimal
1898428
12
Duodecimal
776764
16
Hexadecimal
1cf7bc
20
Vigesimal
bh618
36
Base36
14ou4
md5
e2759bddc6c19a56392d7f7c81ccacd3
sha1
201a721c2db3404eec548281fd16d4f198d12f78
sha256
3fafc43594762f1ea38236fcf41faa9b15cdc9b54bc50ee3f374d9472e3b63b9
sha512
80be395a483cdd1a77a449cc2f3a918789da95534611af943faf30665e767097357e830072bff6c4b431e48e26decb0c02bde34b98a76ec3e3a5f2eebf5f14fe
ripemd-160
5e667c3aa596df5bef11e8042ff26d07faaab2e1
Diameter
3796856
Circumference
11928174.916338
Area
11322390625037
Volume
2.8659657852677E+19
Surface area
45289562500149
Circumference
11928174.916338
Perimeter
7593712
Area
3604028871184
Diagonal
2684782.6247888
Surface area
21624173227104
Volume
6841989321864098752
Space diagonal
3288173.7505114
Perimeter
5695284
Area
1560590279208.9
Altitude
1644086.8752557
Surface area
1560590279208.9
Volume
8.0633617438268E+17
Height
894927.54159628