27804985 is an odd 8-digits composite number following 27804984
and preceding 27804986 . In scientific notation, it is written as 2.7804985 × 10^7.
The sum of its digits is 43. It has a total of 4 prime factors and 16 positive divisors.
There are 19869120 positive integers (up to 27804985) that are relatively prime to 27804985.
27804985 has 16 divisors, whose sum is 37094400
The reverse of 27804985 is 58940872
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 43
Digital Root 7
Name
twenty-seven million eight hundred four thousand nine hundred eighty-five
Scientific notation
2.7804985 × 10^7
Engineering notation
2.7804985 × 10^6
Prime Factorization
31 × 5 × 13 × 13799
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
27804985
Product of the distinct prime numbers
The prime factorization of 27804985 is 31 × 5 × 13 × 13799.
Since it has a total of 4 prime factors.
5 , 7 , 47 , 88 , 617 , 467 , 4269 , 5810 , 49686 , 34359 , 521130 , 931075 , 1040290 , 1989360 , 20701912 , 85657415 , 83918725 , 676244748 , 3601348667 , 7324325022
n×2
55609970
n×3
83414955
n×4
111219940
n×5
139024925
n÷2
13902492.5
n÷3
9268328.3333333
n÷3
6951246.25
n÷5
5560997
n2
773117190850225
n3
2.1496511894833E+22
n4
5.9771019078814E+29
n5
1.6619322889211E+37
2 √n
5273.0432389655
3 √n
302.95227748157
4 √n
72.615723083679
5 √n
30.819425087063
1 , 5 , 13 , 31 , 65 , 155 , 403 , 2015 , 13799 , 68995 , 179387 , 427769 , 896935 , 2138845 , 5560997 , 27804985
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-27804984
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 27804985 can be divided by 16 positive divisors.
The sum of these divisors (counting 27804985) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1101010000100010100111001
3
Ternary
1221022122021021
4
Quaternary
1222010110321
5
Quinary
24104224420
6
Senary
2431542441
8
Octal
152042471
10
Decimal
27804985
12
Duodecimal
938aa21
16
Hexadecimal
1a84539
20
Vigesimal
8dfc95
36
Base36
gjygp
md5
71bb148685803a8889655c9a807f7f6b
sha1
a2d5831cc7b472d59c17fbb772f6aaad9efa035a
sha256
c6aec2f9c15e0dc82b6261721b1939dfce68484dad2cc6b86f810e65ea6b46e5
sha512
21d8fb36a518ffe2bb30dd6b9fcaefcad8d312443c0d178ac7b928935295378805919becd9db6796a370a1f6e4adaf969502f1ee7cd8458c6a9757c812e03640
ripemd-160
fe8b742921640cc7340f128f5fcaabad5f9b5055
Diameter
55609970
Circumference
174703873.21835
Area
2.428819287139E+15
Volume
9.0044378462149E+22
Surface area
9.7152771485562E+15
Circumference
174703873.21835
Perimeter
111219940
Area
773117190850225
Diagonal
39322186.88858
Surface area
4638703145101350
Volume
2.1496511894833E+22
Space diagonal
48159646.723691
Perimeter
83414955
Area
3.3476956368938E+14
Altitude
24079823.361845
Surface area
3.3476956368938E+14
Volume
2.5333882221156E+21
Height
13107395.629527