1289428 is an even 7-digits composite number following 1289427
and preceding 1289429 . In scientific notation, it is written as 1.289428 × 10^6.
The sum of its digits is 34. It has a total of 4 prime factors and 12 positive divisors.
There are 552600 positive integers (up to 1289428) that are relatively prime to 1289428.
1289428 has 12 divisors, whose sum is 2578912
The reverse of 1289428 is 8249821
Previous prime number is 7
Is Prime? no
Number parity even
Number length 7
Sum of Digits 34
Digital Root 7
Name
one million two hundred eighty-nine thousand four hundred twenty-eight
Scientific notation
1.289428 × 10^6
Engineering notation
1.289428 × 10^6
Prime Factorization
2 × 2 × 7 × 46051
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
644714
Product of the distinct prime numbers
The prime factorization of 1289428 is 2 × 2 × 7 × 46051.
Since it has a total of 4 prime factors.
8 , 8 , 70 , 86 , 108 , 1000 , 1809 , 6424 , 74349 , 14992 , 127155 , 24051 , 4192336 , 8927427 , 80318401 , 84022277 , 864903188 , 804749527 , 7334172927 , 3765603836
n×2
2578856
n×3
3868284
n×4
5157712
n×5
6447140
n÷2
644714
n÷3
429809.33333333
n÷3
322357
n÷5
257885.6
n2
1662624567184
n3
2143834670414930752
n4
2.7643204514038E+24
n5
3.5643921910127E+30
2 √n
1135.5298322809
3 √n
108.84263125347
4 √n
33.697623540555
5 √n
16.675521295799
1 , 2 , 4 , 7 , 14 , 28 , 46051 , 92102 , 184204 , 322357 , 644714 , 1289428
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
-1289427
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 1289428 can be divided by 12 positive divisors.
The sum of these divisors (counting 1289428) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
100111010110011010100
3
Ternary
2102111202121
4
Quaternary
10322303110
5
Quinary
312230203
6
Senary
43345324
8
Octal
4726324
10
Decimal
1289428
12
Duodecimal
522244
16
Hexadecimal
13acd4
20
Vigesimal
813b8
36
Base36
rmxg
md5
51e2f48ba081ad6cb00a67dfd68991f6
sha1
91ac5b7e423c56f51a4e2a1ccca1940b3e1596e5
sha256
994896c69d617bf24172085216fb7e3749cabd1d4ec530320b1cf8dbabffe203
sha512
414b2e214533a0d35d1c09aa7d5081b097d1ae26965c6c74f127c250193bc6ac63228485ee4a91d4177c6629af89f553a9a8019ee4e45f62afe807ec90ee8e7e
ripemd-160
fd3e7b3a9634ddbebbece1d3249291d570989880
Diameter
2578856
Circumference
8101715.064266
Area
5223289125943.2
Volume
8.9800736681155E+18
Surface area
20893156503773
Circumference
8101715.064266
Perimeter
5157712
Area
1662624567184
Diagonal
1823526.5653036
Surface area
9975747403104
Volume
2143834670414930752
Space diagonal
2233354.8087019
Perimeter
3868284
Area
719937556068.73
Altitude
1116677.404351
Surface area
719937556068.73
Volume
2.5265333886554E+17
Height
607842.18843454