2194987 is an odd 7-digits composite number following 2194986
and preceding 2194988 . In scientific notation, it is written as 2.194987 × 10^6.
The sum of its digits is 40. It has a total of 3 prime factors and 6 positive divisors.
There are 2150280 positive integers (up to 2194987) that are relatively prime to 2194987.
2194987 has 6 divisors, whose sum is 2240124
The reverse of 2194987 is 7894912
Previous prime number is 67
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 40
Digital Root 4
Name
two million one hundred ninety-four thousand nine hundred eighty-seven
Scientific notation
2.194987 × 10^6
Engineering notation
2.194987 × 10^6
Prime Factorization
181 × 67 × 181
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
12127
Product of the distinct prime numbers
The prime factorization of 2194987 is 181 × 67 × 181.
Since it has a total of 3 prime factors.
8 , 7 , 51 , 68 , 49 , 546 , 3673 , 1249 , 71936 , 8079 , 951428 , 862367 , 8333710 , 4486651 , 85802395 , 63038316 , 980735098 , 367278407 , 2629515765 , 3776362074
n×2
4389974
n×3
6584961
n×4
8779948
n×5
10974935
n÷2
1097493.5
n÷3
731662.33333333
n÷3
548746.75
n÷5
438997.4
n2
4817967930169
n3
1.0575376973138E+19
n4
2.3212814976137E+25
n5
5.0951827106026E+31
2 √n
1481.5488517089
3 √n
129.96028372551
4 √n
38.490893100952
5 √n
18.547543165702
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-2194986
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 2194987 can be divided by 6 positive divisors.
The sum of these divisors (counting 2194987) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
1000010111111000101011
3
Ternary
11010111221211
4
Quaternary
20113320223
5
Quinary
1030214422
6
Senary
115013551
8
Octal
10277053
10
Decimal
2194987
12
Duodecimal
89a2b7
16
Hexadecimal
217e2b
20
Vigesimal
de797
36
Base36
1b1nv
md5
b71bdcec0b2aa52124808132ec05fca7
sha1
5f975e0be34dbc190e5b404fc753eda75e30b8b5
sha256
544d521540cefbf79b3a690c1cbc94cad19117b692214d633c662359b9647d3d
sha512
eff2209c9e66252b60c7351f5d43cc81ef0698368d541d0836102c2464769f749b87841633a81124029f35869396908b5eae38e2aaca2d1519474fedf99e6fe8
ripemd-160
cf9ab5c3315d27d43310b2807b3ee3f509761044
Diameter
4389974
Circumference
13791510.06785
Area
15136092654650
Volume
4.4298035477003E+19
Surface area
60544370618601
Circumference
13791510.06785
Perimeter
8779948
Area
4817967930169
Diagonal
3104180.3846326
Surface area
28907807581014
Volume
1.0575376973138E+19
Space diagonal
3801829.0059532
Perimeter
6584961
Area
2086241311072.5
Altitude
1900914.5029766
Surface area
2086241311072.5
Volume
1.2463201285516E+18
Height
1034726.7948775