28587439 is an odd 8-digits prime number following 28587438
and preceding 28587440 . In scientific notation, it is written as 2.8587439 × 10^7.
The sum of its digits is 46. It has a total of 1 prime factors and 2 positive divisors.
There are 28587438 positive integers (up to 28587439) that are relatively prime to 28587439.
28587439 has 2 divisors, whose sum is 28587440
The reverse of 28587439 is 93478582
Previous prime number is 1
Is Prime? yes Number parity odd Number length 8 Sum of Digits 46 Digital Root 1
Name
twenty-eight million five hundred eighty-seven thousand four hundred thirty-nine
Scientific notation
2.8587439 × 10^7
Engineering notation
2.8587439 × 10^6
Prime Factorization
28587439
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
28587439 Product of the distinct prime numbers
The prime factorization of 28587439 is 28587439.
Since it has a total of 1 prime factors.
8 , 8 , 26 , 55 , 111 , 614 , 730 , 3203 , 20731 , 17381 , 968911 , 175769 , 5891194 , 678790 , 76168032 , 11218474 , 314844575 , 795545538 , 9951497147 , 1308105450
n×2
57174878
n×3
85762317
n×4
114349756
n×5
142937195
n÷2
14293719.5
n÷3
9529146.3333333
n÷3
7146859.75
n÷5
5717487.8
n2
817241668578721
n3
2.3362846348752E+22
n4
6.6788394486133E+29
n5
1.9093091532803E+37
2 √n5346.7222669595
3 √n305.76780126376
4 √n73.121284636961
5 √n30.990961476646
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
28587440 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
14293720 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
5346.7223604747 Returns the nth root of the product of n divisors
H Harmonic Mean
1.9999999300392 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 28587439 can be divided by 2 positive divisors.
The sum of these divisors (counting 28587439) is 28587440, the average is 14293720.
Base
System
Value
2
Binary
1101101000011010110101111
3
Ternary
1222210101121001
4
Quaternary
1231003112233
5
Quinary
24304244224
6
Senary
2500421131
8
Octal
155032657
10
Decimal
28587439
12
Duodecimal
96a77a7
16
Hexadecimal
1b435af
20
Vigesimal
8id8bj
36
Base36
h0q7j
md5
4c11fa2e79f2ddbc3d4beab536fef1e7
sha1
c541b6d89c0de13af5b96c29eb095e4612d2a477
sha256
3f778dfb0fa5cf1d1875f1ac19f846cae7d54e473c38b513e93b6a8fafdf4960
sha512
24f935f057e016989f76ff052b03a492af123c6f340dae5818e2d1399f3e93d13857c5a4de49ad8979103412b3434a7eaefc39b490aadd5a473c2336b6659607
ripemd-160
50a0b50e09d07d1517b2fc93ca60048ac0e284e6
Diameter
57174878
Circumference
179620176.69469
Area
2.5674404222144E+15
Volume
9.7862061941584E+22
Surface area
1.0269761688857E+16
Circumference
179620176.69469
Perimeter
114349756
Area
817241668578721
Diagonal
40428743.947314
Surface area
4903450011472326
Volume
2.3362846348752E+22
Space diagonal
49514896.806276
Perimeter
85762317
Area
3.5387602301018E+14
Altitude
24757448.403138
Surface area
3.5387602301018E+14
Volume
2.753337846837E+21
Height
13476247.982438