2878889 is an odd 7-digits composite number following 2878888
and preceding 2878890 . In scientific notation, it is written as 2.878889 × 10^6.
The sum of its digits is 50. It has a total of 2 prime factors and 4 positive divisors.
There are 2657424 positive integers (up to 2878889) that are relatively prime to 2878889.
2878889 has 4 divisors, whose sum is 3100356
The reverse of 2878889 is 9888782
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 50
Digital Root 5
Name
two million eight hundred seventy-eight thousand eight hundred eighty-nine
Scientific notation
2.878889 × 10^6
Engineering notation
2.878889 × 10^6
Prime Factorization
13 × 221453
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
2878889
Product of the distinct prime numbers
The prime factorization of 2878889 is 13 × 221453.
Since it has a total of 2 prime factors.
5 , 5 , 83 , 85 , 700 , 61 , 6274 , 3546 , 38128 , 38178 , 863623 , 483187 , 4350291 , 9670557 , 36012186 , 43456274 , 814570341 , 413909015 , 5279627988 , 2706511505
n×2
5757778
n×3
8636667
n×4
11515556
n×5
14394445
n÷2
1439444.5
n÷3
959629.66666667
n÷3
719722.25
n÷5
575777.8
n2
8288001874321
n3
2.3860237427962E+19
n4
6.8690975068748E+25
n5
1.9775369252469E+32
2 √n
1696.7289117593
3 √n
142.25743488001
4 √n
41.191369384367
5 √n
19.581456133708
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
-2878888
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 2878889 can be divided by 4 positive divisors.
The sum of these divisors (counting 2878889) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010111110110110101001
3
Ternary
12102021002112
4
Quaternary
22332312221
5
Quinary
1214111024
6
Senary
141412105
8
Octal
12766651
10
Decimal
2878889
12
Duodecimal
b6a035
16
Hexadecimal
2beda9
20
Vigesimal
hjh49
36
Base36
1ppd5
md5
7d8284ec141e4b5e465f3846c0ba14ba
sha1
ef08338e1743628b7d90d7a5e2a8ad9abcfb7497
sha256
e7bcce8ab268d91d1ce79c56681dc4a5dc4a10a740445187e60d4ccf02555b03
sha512
e8d690a01a810c60580e4b59fc048e99b10f17c072bfaf66cce05699fa72c48ba286ec05a692f5387adf099ee7ae5bebb713aaaddc509f5642eafc7a0915f4fa
ripemd-160
b6e3fd67806a8fa98ed61f05b920e78498a0072b
Diameter
5757778
Circumference
18088593.065801
Area
26037525801305
Volume
9.9945528822125E+19
Surface area
1.0415010320522E+14
Circumference
18088593.065801
Perimeter
11515556
Area
8288001874321
Diagonal
4071363.8683667
Surface area
49728011245926
Volume
2.3860237427962E+19
Space diagonal
4986382.0173512
Perimeter
8636667
Area
3588810084887.5
Altitude
2493191.0086756
Surface area
3588810084887.5
Volume
2.8119559476722E+18
Height
1357121.2894556