27996721 is an odd 8-digits prime number following 27996720
and preceding 27996722 . In scientific notation, it is written as 2.7996721 × 10^7.
The sum of its digits is 43. It has a total of 1 prime factors and 2 positive divisors.
There are 27996720 positive integers (up to 27996721) that are relatively prime to 27996721.
27996721 has 2 divisors, whose sum is 27996722
The reverse of 27996721 is 12769972
Previous prime number is 1
Is Prime? yes Number parity odd Number length 8 Sum of Digits 43 Digital Root 7
Name
twenty-seven million nine hundred ninety-six thousand seven hundred twenty-one
Scientific notation
2.7996721 × 10^7
Engineering notation
2.7996721 × 10^6
Prime Factorization
27996721
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
27996721 Product of the distinct prime numbers
The prime factorization of 27996721 is 27996721.
Since it has a total of 1 prime factors.
7 , 7 , 67 , 9 , 528 , 166 , 515 , 4838 , 109 , 95129 , 340907 , 993642 , 9462289 , 5380989 , 32759567 , 42380877 , 230083698 , 579269402 , 2197560060 , 6323248922
n×2
55993442
n×3
83990163
n×4
111986884
n×5
139983605
n÷2
13998360.5
n÷3
9332240.3333333
n÷3
6999180.25
n÷5
5599344.2
n2
783816386751841
n3
2.1944288695119E+22
n4
6.1436812814071E+29
n5
1.7200293074848E+37
2 √n5291.1927766809
3 √n303.64704318287
4 √n72.740585484865
5 √n30.861812889779
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
27996722 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
13998361 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
5291.1928711775 Returns the nth root of the product of n divisors
H Harmonic Mean
1.9999999285631 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 27996721 can be divided by 2 positive divisors.
The sum of these divisors (counting 27996721) is 27996722, the average is 13998361.
Base
System
Value
2
Binary
1101010110011001000110001
3
Ternary
1221200101021121
4
Quaternary
1222303020301
5
Quinary
24131343341
6
Senary
2440022241
8
Octal
152631061
10
Decimal
27996721
12
Duodecimal
9461981
16
Hexadecimal
1ab3231
20
Vigesimal
8ejbg1
36
Base36
go2ep
md5
1f54a367bb3c2a60f95d1db3c550afb3
sha1
e8a0840df4f9a905baba2455e5381032b00fc334
sha256
6ecd6a59f51bcf73cce55211aaeb2197c1d55c43db2b9dda41d91a4b1030f747
sha512
73567e348db1f88d05a05c0dac494af6e041fc46fdd0ec9d08201875241db1bc8b4986213cdfe7bc622505c1e21f3b6f83e12e48526a88ccbb05b044a495ccd0
ripemd-160
5cba4d439b285785618ec5113899afae5bc0a3fc
Diameter
55993442
Circumference
175908586.03641
Area
2.4624318023829E+15
Volume
9.1920021537121E+22
Surface area
9.8497272095315E+15
Circumference
175908586.03641
Perimeter
111986884
Area
783816386751841
Diagonal
39593342.540176
Surface area
4702898320511046
Volume
2.1944288695119E+22
Space diagonal
48491743.217331
Perimeter
83990163
Area
3.3940245141481E+14
Altitude
24245871.608665
Surface area
3.3940245141481E+14
Volume
2.5861592241057E+21
Height
13197780.846725