2051491 is an odd 7-digits composite number following 2051490
and preceding 2051492 . In scientific notation, it is written as 2.051491 × 10^6.
The sum of its digits is 22. It has a total of 4 prime factors and 12 positive divisors.
There are 1853280 positive integers (up to 2051491) that are relatively prime to 2051491.
2051491 has 12 divisors, whose sum is 2269200
The reverse of 2051491 is 1941502
Previous prime number is 61
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 22
Digital Root 4
Name
two million fifty-one thousand four hundred ninety-one
Scientific notation
2.051491 × 10^6
Engineering notation
2.051491 × 10^6
Prime Factorization
13 × 13 × 61 × 199
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
157807
Product of the distinct prime numbers
The prime factorization of 2051491 is 13 × 13 × 61 × 199.
Since it has a total of 4 prime factors.
2 , 4 , 31 , 40 , 573 , 305 , 8284 , 3138 , 8401 , 23593 , 437995 , 132870 , 4094247 , 6210143 , 66864625 , 5117864 , 252276411 , 393840425 , 3801369563 , 3277380774
n×2
4102982
n×3
6154473
n×4
8205964
n×5
10257455
n÷2
1025745.5
n÷3
683830.33333333
n÷3
512872.75
n÷5
410298.2
n2
4208615323081
n3
8633936457762763771
n4
1.7712442937672E+25
n5
3.6336917274648E+31
2 √n
1432.3026914727
3 √n
127.06419966947
4 √n
37.845775080882
5 √n
18.298433969788
1 , 13 , 61 , 169 , 199 , 793 , 2587 , 10309 , 12139 , 33631 , 157807 , 2051491
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
-2051490
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 2051491 can be divided by 12 positive divisors.
The sum of these divisors (counting 2051491) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
111110100110110100011
3
Ternary
10212020010011
4
Quaternary
13310312203
5
Quinary
1011121431
6
Senary
111545351
8
Octal
7646643
10
Decimal
2051491
12
Duodecimal
82b257
16
Hexadecimal
1f4da3
20
Vigesimal
cg8eb
36
Base36
17yxv
md5
2d0256921e5e6f1528a4c31c4afed811
sha1
51ccbefda4f55afb2831425cafcf1864a668b29f
sha256
d31e337453ebf5c9d73c64f7c331023e3e3d31f9ba2d4fa4f145ea9bd094e2df
sha512
adfc3501450cd0a205fb6c8613ff2f9608efd866e5c315cf2cf15ea19f450d97e7e1c0f71963b71876c1f328440bd3bdba81c68fd561eba9b439d9bc12634d1b
ripemd-160
fc9d98292972ab52853e057fa8e9040e42100054
Diameter
4102982
Circumference
12889898.109011
Area
13221754980777
Volume
3.6165748463025E+19
Surface area
52887019923107
Circumference
12889898.109011
Perimeter
8205964
Area
4208615323081
Diagonal
2901246.3952863
Surface area
25251691938486
Volume
8633936457762763771
Space diagonal
3553286.6432703
Perimeter
6154473
Area
1822383892272.3
Altitude
1776643.3216351
Surface area
1822383892272.3
Volume
1.017519169603E+18
Height
967082.13176211