1288142 is an even 7-digits composite number following 1288141
and preceding 1288143 . In scientific notation, it is written as 1.288142 × 10^6.
The sum of its digits is 26. It has a total of 3 prime factors and 8 positive divisors.
There are 634392 positive integers (up to 1288142) that are relatively prime to 1288142.
1288142 has 8 divisors, whose sum is 1961256
The reverse of 1288142 is 2418821
Previous prime number is 67
Is Prime? no
Number parity even
Number length 7
Sum of Digits 26
Digital Root 8
Name
one million two hundred eighty-eight thousand one hundred forty-two
Scientific notation
1.288142 × 10^6
Engineering notation
1.288142 × 10^6
Prime Factorization
2 × 67 × 9613
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
1288142
Product of the distinct prime numbers
The prime factorization of 1288142 is 2 × 67 × 9613.
Since it has a total of 3 prime factors.
8 , 3 , 28 , 18 , 508 , 197 , 78 , 4316 , 1345 , 88503 , 478730 , 690960 , 8276669 , 1930889 , 66029699 , 25688919 , 400976276 , 16476398 , 1515657306 , 456023131
n×2
2576284
n×3
3864426
n×4
5152568
n×5
6440710
n÷2
644071
n÷3
429380.66666667
n÷3
322035.5
n÷5
257628.4
n2
1659309812164
n3
2137426660060559288
n4
2.7533090527437E+24
n5
3.5466530298194E+30
2 √n
1134.9634355344
3 √n
108.80643479459
4 √n
33.68921838711
5 √n
16.672193730306
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
-1288141
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 1288142 can be divided by 8 positive divisors.
The sum of these divisors (counting 1288142) is 1, the average is 0.125.
Base
System
Value
2
Binary
100111010011111001110
3
Ternary
2102102222222
4
Quaternary
10322133032
5
Quinary
312210032
6
Senary
43335342
8
Octal
4723716
10
Decimal
1288142
12
Duodecimal
521552
16
Hexadecimal
13a7ce
20
Vigesimal
81072
36
Base36
rlxq
md5
92f50ac7c4f144014315ba51524ddbd4
sha1
44223510432b0a406f76f96dece11b6fe35d72b2
sha256
92eaaa46e9dfee423ab0d2fc729fc7c2ae41a2ed9526c082e6571572f2cea0c8
sha512
83976ae98603c41a36552c75be4bbee3c2cecd2ae6e299971117ea07ac6a1dfce63009aed0a4377a225517176ede01a3c88b3fb670982fd9b35b7db5e86405fa
ripemd-160
599b1f5c096e28d0ed4148f3f1afeb2e8f5e5918
Diameter
2576284
Circumference
8093634.8879609
Area
5212875515923.9
Volume
8.953231857111E+18
Surface area
20851502063696
Circumference
8093634.8879609
Perimeter
5152568
Area
1659309812164
Diagonal
1821707.8866624
Surface area
9955858872984
Volume
2137426660060559288
Space diagonal
2231127.3913634
Perimeter
3864426
Area
718502225041.4
Altitude
1115563.6956817
Surface area
718502225041.4
Volume
2.5189814760296E+17
Height
607235.9622208