28931113 is an odd 8-digits composite number following 28931112
and preceding 28931114 . In scientific notation, it is written as 2.8931113 × 10^7.
The sum of its digits is 28. It has a total of 3 prime factors and 6 positive divisors.
There are 28746816 positive integers (up to 28931113) that are relatively prime to 28931113.
28931113 has 6 divisors, whose sum is 29116334
The reverse of 28931113 is 31113982
Previous prime number is 293
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
twenty-eight million nine hundred thirty-one thousand one hundred thirteen
Scientific notation
2.8931113 × 10^7
Engineering notation
2.8931113 × 10^6
Prime Factorization
337 × 293 × 293
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
98741
Product of the distinct prime numbers
The prime factorization of 28931113 is 337 × 293 × 293.
Since it has a total of 3 prime factors.
1 , 9 , 81 , 41 , 960 , 202 , 5010 , 9929 , 89399 , 16855 , 278240 , 580652 , 49924 , 6543091 , 16626479 , 62275710 , 719192021 , 696443509 , 6936468736 , 6003436857
n×2
57862226
n×3
86793339
n×4
115724452
n×5
144655565
n÷2
14465556.5
n÷3
9643704.3333333
n÷3
7232778.25
n÷5
5786222.6
n2
837009299418769
n3
2.4215610623535E+22
n4
7.005845673135E+29
n5
2.0268691283003E+37
2 √n
5378.7650069509
3 √n
306.98822223488
4 √n
73.340064132444
5 √n
31.065119481241
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-28931112
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 28931113 can be divided by 6 positive divisors.
The sum of these divisors (counting 28931113) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
1101110010111010000101001
3
Ternary
2000102212000201
4
Quaternary
1232113100221
5
Quinary
24401243423
6
Senary
2512032201
8
Octal
156272051
10
Decimal
28931113
12
Duodecimal
9832661
16
Hexadecimal
1b97429
20
Vigesimal
90g7fd
36
Base36
h83e1
md5
7fdf8fa9f8605f4fc80fb14acc74a867
sha1
cd5753320d51937a0c9783ade89cacfe44e3e209
sha256
2296f4faba1b6e64aea6af2beef0dcdedb47513d924b22ae375f1ab22e2e7a9f
sha512
6e5d32839d96750981a2b437e320704a791fb2f6454fceea4b9e47e7954b3d8463e382ab57dbc1e6857703845b09dee2698c0b13923823fa06a8f64a98b4d29f
ripemd-160
1932369aafe0d657c25ad00439385bcaddafc8a1
Diameter
57862226
Circumference
181779544.12195
Area
2.6295422660403E+15
Volume
1.0143411258279E+23
Surface area
1.0518169064161E+16
Circumference
181779544.12195
Perimeter
115724452
Area
837009299418769
Diagonal
40914772.379149
Surface area
5022055796512614
Volume
2.4215610623535E+22
Space diagonal
50110157.635516
Perimeter
86793339
Area
3.6243565825023E+14
Altitude
25055078.817758
Surface area
3.6243565825023E+14
Volume
2.8538370804125E+21
Height
13638257.459716