2149258987 is an odd 10-digits composite number following 2149258986
and preceding 2149258988 . In scientific notation, it is written as 2.149258987 × 10^9.
The sum of its digits is 55. It has a total of 2 prime factors and 4 positive divisors.
There are 2144596360 positive integers (up to 2149258987) that are relatively prime to 2149258987.
2149258987 has 4 divisors, whose sum is 2153921616
The reverse of 2149258987 is 7898529412
Previous prime number is 461
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 55
Digital Root 1
Name
two billion one hundred forty-nine million two hundred fifty-eight thousand nine hundred eighty-seven
Scientific notation
2.149258987 × 10^9
Engineering notation
2.149258987 × 10^9
Prime Factorization
461 × 4662167
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
2149258987
Product of the distinct prime numbers
The prime factorization of 2149258987 is 461 × 4662167.
Since it has a total of 2 prime factors.
1 , 10 , 72 , 3 , 924 , 318 , 416 , 859 , 59236 , 45165 , 459359 , 609247 , 7662399 , 703811 , 3684467 , 58067818 , 178929836 , 873029566 , 878811324 , 6251210251
n×2
4298517974
n×3
6447776961
n×4
8597035948
n×5
10746294935
n÷2
1074629493.5
n÷3
716419662.33333
n÷3
537314746.75
n÷5
429851797.4
n2
4619314193200266169
n3
9.9281025435123E+27
n4
2.1338063615501E+37
n5
4.5861024990794E+46
2 √n
46360.101240183
3 √n
1290.5145848801
4 √n
215.31395969649
5 √n
73.528846050236
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-2149258986
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 2149258987 can be divided by 4 positive divisors.
The sum of these divisors (counting 2149258987) is 1, the average is 0.25.
Base
System
Value
2
Binary
10000000000110110001011011101011
3
Ternary
12112210012200001201
4
Quaternary
2000012301123223
5
Quinary
13400202241422
6
Senary
553134025031
8
Octal
20006613353
10
Decimal
2149258987
12
Duodecimal
4bb948177
16
Hexadecimal
801b16eb
20
Vigesimal
1dbch797
36
Base36
zjm2uj
md5
b6ce9db002d2876410c059fc983c90d8
sha1
d708d441272f5c32d29a20ec63ef6721903c7364
sha256
7e89ae7fb39fee8e848a6ce5fd29c3bd103442e83b773f9eeb07e3b227928077
sha512
088737354bb95b679fff85f73028352f156b36ee6a09d3b83246db0a7c5b7d9a32fc73f4f02d105dff78baed58744988f8b2dd5682841216fd5b69606c8629f0
ripemd-160
abd2d07379ce0bf6577b1244e5a9d677e06755f5
Diameter
4298517974
Circumference
13504192488.442
Area
1.4512003533981E+19
Volume
4.1586738686379E+28
Surface area
5.8048014135924E+19
Circumference
13504192488.442
Perimeter
8597035948
Area
4619314193200266169
Diagonal
3039511208.4677
Surface area
2.7715885159202E+19
Volume
9.9281025435123E+27
Space diagonal
3722625764.108
Perimeter
6447776961
Area
2.0002217196867E+18
Altitude
1861312882.054
Surface area
2.0002217196867E+18
Volume
1.1700381054722E+27
Height
1013170402.8226