27996831 is an odd 8-digits composite number following 27996830
and preceding 27996832 . In scientific notation, it is written as 2.7996831 × 10^7.
The sum of its digits is 45. It has a total of 2 prime factors and 4 positive divisors.
There are 18664548 positive integers (up to 27996831) that are relatively prime to 27996831.
27996831 has 4 divisors, whose sum is 31107600
The reverse of 27996831 is 13869972
Previous prime number is 9
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 45
Digital Root 9
Name
twenty-seven million nine hundred ninety-six thousand eight hundred thirty-one
Scientific notation
2.7996831 × 10^7
Engineering notation
2.7996831 × 10^6
Prime Factorization
9 × 3110759
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
27996831
Product of the distinct prime numbers
The prime factorization of 27996831 is 9 × 3110759.
Since it has a total of 2 prime factors.
7 , 10 , 90 , 22 , 484 , 532 , 2152 , 6085 , 97158 , 26434 , 885049 , 782654 , 2009905 , 1613549 , 99657466 , 46348251 , 149787038 , 500297176 , 7572290336 , 8125878489
n×2
55993662
n×3
83990493
n×4
111987324
n×5
139984155
n÷2
13998415.5
n÷3
9332277
n÷3
6999207.75
n÷5
5599366.2
n2
783822546042561
n3
2.1944547355543E+22
n4
6.1437778368464E+29
n5
1.7200630979973E+37
2 √n
5291.2031713023
3 √n
303.64744086196
4 √n
72.740656934773
5 √n
30.861837141148
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
-27996830
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 27996831 can be divided by 4 positive divisors.
The sum of these divisors (counting 27996831) is 1, the average is 0.25.
Base
System
Value
2
Binary
1101010110011001010011111
3
Ternary
1221200101102200
4
Quaternary
1222303022133
5
Quinary
24131344311
6
Senary
2440022543
8
Octal
152631237
10
Decimal
27996831
12
Duodecimal
9461a53
16
Hexadecimal
1ab329f
20
Vigesimal
8ejc1b
36
Base36
go2hr
md5
cbac553b581eddd249eb2cf2f63df6a2
sha1
ea06c2e80d4602cc9ff0eb56852a52b8633f4266
sha256
6d518a2d5fda3c95477050fbc7eb1fb2e3872baa8a6815f624fc84cea26aba01
sha512
1504df325cbba7413f3850d7caaef008d7a0a3701f13b8e28bd539241a5606fdb1c4f90383611ba5cc8bc5af00d8e027554ada3b6eb6bbbaf06c3ef7542a96c5
ripemd-160
83951fe681e5b8191beaf9a9eff5b86289bb8370
Diameter
55993662
Circumference
175909277.18679
Area
2.4624511523654E+15
Volume
9.1921105011371E+22
Surface area
9.8498046094614E+15
Circumference
175909277.18679
Perimeter
111987324
Area
783822546042561
Diagonal
39593498.103668
Surface area
4702935276255366
Volume
2.1944547355543E+22
Space diagonal
48491933.742919
Perimeter
83990493
Area
3.3940511846593E+14
Altitude
24245966.87146
Surface area
3.3940511846593E+14
Volume
2.586189707529E+21
Height
13197832.701223