2788897 is an odd 7-digits composite number following 2788896
and preceding 2788898 . In scientific notation, it is written as 2.788897 × 10^6.
The sum of its digits is 49. It has a total of 2 prime factors and 4 positive divisors.
There are 2785536 positive integers (up to 2788897) that are relatively prime to 2788897.
2788897 has 4 divisors, whose sum is 2792260
The reverse of 2788897 is 7988872
Previous prime number is 1873
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 49
Digital Root 4
Name
two million seven hundred eighty-eight thousand eight hundred ninety-seven
Scientific notation
2.788897 × 10^6
Engineering notation
2.788897 × 10^6
Prime Factorization
1873 × 1489
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
2788897
Product of the distinct prime numbers
The prime factorization of 2788897 is 1873 × 1489.
Since it has a total of 2 prime factors.
6 , 5 , 73 , 80 , 208 , 653 , 5772 , 5912 , 44270 , 52533 , 529546 , 867062 , 3364454 , 7822124 , 27484035 , 6697925 , 219703307 , 299013085 , 6062681936 , 6154685960
n×2
5577794
n×3
8366691
n×4
11155588
n×5
13944485
n÷2
1394448.5
n÷3
929632.33333333
n÷3
697224.25
n÷5
557779.4
n2
7777946476609
n3
2.1691891594775E+19
n4
6.0496451392994E+25
n5
1.6871837180057E+32
2 √n
1669.9991017962
3 √n
140.75942747244
4 √n
40.865622493682
5 √n
19.457475623158
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
-2788896
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 2788897 can be divided by 4 positive divisors.
The sum of these divisors (counting 2788897) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010101000111000100001
3
Ternary
12020200122111
4
Quaternary
22220320201
5
Quinary
1203221042
6
Senary
135435321
8
Octal
12507041
10
Decimal
2788897
12
Duodecimal
b25b41
16
Hexadecimal
2a8e21
20
Vigesimal
h8c4h
36
Base36
1nrxd
md5
bcc483499db1289a5fb10f083999aa4d
sha1
e10436c38591ada78bec912075cf90442c0aefdf
sha256
9021d6a83f4453178edc5d6ef26dae5a653f774620e4d2c1a6800dc0a5dfb53a
sha512
561af48d7fedc051b6031b228b1a79328bbbda24db4931a6226136f132e75e1fe0ccbdfd1d86a2e1f5cab5aeb8ee8163a278840ed541d01cc47d428fb48ca9f3
ripemd-160
fce730f38cf4d1a559df3d545793d14db27cbfc2
Diameter
5577794
Circumference
17523156.653637
Area
24435139510929
Volume
9.0862783035483E+19
Surface area
97740558043718
Circumference
17523156.653637
Perimeter
11155588
Area
7777946476609
Diagonal
3944095.9614616
Surface area
46667678859654
Volume
2.1691891594775E+19
Space diagonal
4830511.3010764
Perimeter
8366691
Area
3367949619009.5
Altitude
2415255.6505382
Surface area
3367949619009.5
Volume
2.5564139405715E+18
Height
1314698.6538205