27996957 is an odd 8-digits composite number following 27996956
and preceding 27996958 . In scientific notation, it is written as 2.7996957 × 10^7.
The sum of its digits is 54. It has a total of 4 prime factors and 16 positive divisors.
There are 17740800 positive integers (up to 27996957) that are relatively prime to 27996957.
27996957 has 16 divisors, whose sum is 32664960
The reverse of 27996957 is 75969972
Previous prime number is 23
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 54
Digital Root 9
Name
twenty-seven million nine hundred ninety-six thousand nine hundred fifty-seven
Scientific notation
2.7996957 × 10^7
Engineering notation
2.7996957 × 10^6
Prime Factorization
9 × 641 × 23 × 211
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
27996957
Product of the distinct prime numbers
The prime factorization of 27996957 is 9 × 641 × 23 × 211.
Since it has a total of 4 prime factors.
8 , 2 , 14 , 54 , 687 , 813 , 462 , 8277 , 15999 , 86413 , 71887 , 8753 , 2875397 , 3581843 , 55290086 , 78177750 , 489329882 , 176631549 , 7593914164 , 9541646104
n×2
55993914
n×3
83990871
n×4
111987828
n×5
139984785
n÷2
13998478.5
n÷3
9332319
n÷3
6999239.25
n÷5
5599391.4
n2
783829601259849
n3
2.1944843641799E+22
n4
6.1438884381117E+29
n5
1.7201018041461E+37
2 √n
5291.2150778437
3 √n
303.64789638399
4 √n
72.740738777137
5 √n
30.861864919896
1 , 9 , 23 , 207 , 211 , 641 , 1899 , 4853 , 5769 , 14743 , 43677 , 132687 , 135251 , 1217259 , 3110773 , 27996957
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
-27996956
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 27996957 can be divided by 16 positive divisors.
The sum of these divisors (counting 27996957) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1101010110011001100011101
3
Ternary
1221200101121100
4
Quaternary
1222303030131
5
Quinary
24131400312
6
Senary
2440023313
8
Octal
152631435
10
Decimal
27996957
12
Duodecimal
9461b39
16
Hexadecimal
1ab331d
20
Vigesimal
8ejc7h
36
Base36
go2l9
md5
a97f457d29358327f021a2183c545bd3
sha1
58ef8dbb7c8052e4dd201af4165da564f48e03bc
sha256
9e806874df45f9f9b620969cb59623d5e6829eff70baf0c4938b26c376029465
sha512
ce144387a0ab3d33efcfbe8f2481c40f71eebb9eef64f742f7c7f920581dba6709ab895770bf8d80d71454f7b00f09a4baec36184eb0b12f0be96ff6bbc370ab
ripemd-160
5cbbbe42cc334c9385ef72ec0959cfff800ad92b
Diameter
55993914
Circumference
175910068.86814
Area
2.4624733169842E+15
Volume
9.1922346092337E+22
Surface area
9.8498932679366E+15
Circumference
175910068.86814
Perimeter
111987828
Area
783829601259849
Diagonal
39593676.294576
Surface area
4702977607559094
Volume
2.1944843641799E+22
Space diagonal
48492151.981321
Perimeter
83990871
Area
3.3940817346463E+14
Altitude
24246075.990661
Surface area
3.3940817346463E+14
Volume
2.5862246251991E+21
Height
13197892.098192