2149491 is an odd 7-digits composite number following 2149490
and preceding 2149492 . In scientific notation, it is written as 2.149491 × 10^6.
The sum of its digits is 30. It has a total of 3 prime factors and 8 positive divisors.
There are 1428192 positive integers (up to 2149491) that are relatively prime to 2149491.
2149491 has 8 divisors, whose sum is 2875600
The reverse of 2149491 is 1949412
Previous prime number is 349
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 30
Digital Root 3
Name
two million one hundred forty-nine thousand four hundred ninety-one
Scientific notation
2.149491 × 10^6
Engineering notation
2.149491 × 10^6
Prime Factorization
3 × 349 × 2053
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
2149491
Product of the distinct prime numbers
The prime factorization of 2149491 is 3 × 349 × 2053.
Since it has a total of 3 prime factors.
3 , 7 , 47 , 59 , 235 , 155 , 2210 , 2290 , 45844 , 75859 , 476429 , 296409 , 7916067 , 7176152 , 26765838 , 96780070 , 405632118 , 990399743 , 6139004868 , 6515842837
n×2
4298982
n×3
6448473
n×4
8597964
n×5
10747455
n÷2
1074745.5
n÷3
716497
n÷3
537372.75
n÷5
429898.2
n2
4620311559081
n3
9.9313181134406E+18
n4
2.1347278902977E+25
n5
4.588578387644E+31
2 √n
1466.1142520281
3 √n
129.05610203243
4 √n
38.289871402606
5 √n
18.470009814346
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
-2149490
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 2149491 can be divided by 8 positive divisors.
The sum of these divisors (counting 2149491) is 1, the average is 0.125.
Base
System
Value
2
Binary
1000001100110001110011
3
Ternary
11001012112210
4
Quaternary
20030301303
5
Quinary
1022240431
6
Senary
114023203
8
Octal
10146163
10
Decimal
2149491
12
Duodecimal
877b03
16
Hexadecimal
20cc73
20
Vigesimal
d8deb
36
Base36
1a2k3
md5
6ff099909d07a45bb60dab001b866902
sha1
2b5e5028e81673953714aee22d078b215cf21676
sha256
8ec2b6d56fa8346965481ba44d46f1c0453188a095fbb8650e29b02cd65677c5
sha512
c777bf7639082a4961987dab4d8b75269fad4de51c37264716a5a1941ded87f614fc468e1cb6f7fdf533dbba5e563893b47763832dd318cc6da627176b55fda2
ripemd-160
07b273a2154881765adb3750eb0a2764f723b7d2
Diameter
4298982
Circumference
13505650.269115
Area
14515136851305
Volume
4.1600208034198E+19
Surface area
58060547405219
Circumference
13505650.269115
Perimeter
8597964
Area
4620311559081
Diagonal
3039839.3243989
Surface area
27721869354486
Volume
9.9313181134406E+18
Space diagonal
3723027.622412
Perimeter
6448473
Area
2000653591781.5
Altitude
1861513.811206
Surface area
2000653591781.5
Volume
1.1704170640224E+18
Height
1013279.7747996