1681906 is an even 7-digits composite number following 1681905
and preceding 1681907 . In scientific notation, it is written as 1.681906 × 10^6.
The sum of its digits is 31. It has a total of 3 prime factors and 8 positive divisors.
There are 835920 positive integers (up to 1681906) that are relatively prime to 1681906.
1681906 has 8 divisors, whose sum is 2537964
The reverse of 1681906 is 6091861
Previous prime number is 173
Is Prime? no
Number parity even
Number length 7
Sum of Digits 31
Digital Root 4
Name
one million six hundred eighty-one thousand nine hundred six
Scientific notation
1.681906 × 10^6
Engineering notation
1.681906 × 10^6
Prime Factorization
2 × 173 × 4861
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
1681906
Product of the distinct prime numbers
The prime factorization of 1681906 is 2 × 173 × 4861.
Since it has a total of 3 prime factors.
9 , 1 , 52 , 48 , 162 , 106 , 3301 , 8298 , 2763 , 16709 , 460019 , 637666 , 7276060 , 4752528 , 85441663 , 82008655 , 936733548 , 649594157 , 3780563514 , 9065145974
n×2
3363812
n×3
5045718
n×4
6727624
n×5
8409530
n÷2
840953
n÷3
560635.33333333
n÷3
420476.5
n÷5
336381.2
n2
2828807792836
n3
4757788799617625416
n4
8.0021535288097E+24
n5
1.3458870033026E+31
2 √n
1296.8831867211
3 √n
118.92337887096
4 √n
36.012264393136
5 √n
17.585727691055
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
-1681905
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 1681906 can be divided by 8 positive divisors.
The sum of these divisors (counting 1681906) is 1, the average is 0.125.
Base
System
Value
2
Binary
110011010100111110010
3
Ternary
10011110010211
4
Quaternary
12122213302
5
Quinary
412310111
6
Senary
100014334
8
Octal
6324762
10
Decimal
1681906
12
Duodecimal
6913aa
16
Hexadecimal
19a9f2
20
Vigesimal
aa4f6
36
Base36
101rm
md5
7f85a113c6279cc0fdd7d7c06be468d0
sha1
5484ceedc907d30c7f1464b2cec930870398241a
sha256
6e3dfb8cdca368b62057db4bc0abc430ec0f5809d13dc3133c9067b7eccf3382
sha512
3d4aea26a23a3efda78f891e8e551370bc4a691deed1e0ae87a5ac796b0d7f7541e2867a1a43a99939e97520d75475e3ac48be14e56dbc0514d310680f6e25f7
ripemd-160
0d41beb536168ba6f2cf15c29509c231007d3205
Diameter
3363812
Circumference
10567727.067257
Area
8886961780391.1
Volume
1.9929379120281E+19
Surface area
35547847121565
Circumference
10567727.067257
Perimeter
6727624
Area
2828807792836
Diagonal
2378574.2758367
Surface area
16972846757016
Volume
4757788799617625416
Space diagonal
2913146.6455549
Perimeter
5045718
Area
1224909705509.7
Altitude
1456573.3227775
Surface area
1224909705509.7
Volume
5.6071078727717E+17
Height
792858.09194556