28160913 is an odd 8-digits composite number following 28160912
and preceding 28160914 . In scientific notation, it is written as 2.8160913 × 10^7.
The sum of its digits is 30. It has a total of 4 prime factors and 16 positive divisors.
There are 16908480 positive integers (up to 28160913) that are relatively prime to 28160913.
28160913 has 16 divisors, whose sum is 41342400
The reverse of 28160913 is 31906182
Previous prime number is 109
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
twenty-eight million one hundred sixty thousand nine hundred thirteen
Scientific notation
2.8160913 × 10^7
Engineering notation
2.8160913 × 10^6
Prime Factorization
3 × 11 × 109 × 7829
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
28160913
Product of the distinct prime numbers
The prime factorization of 28160913 is 3 × 11 × 109 × 7829.
Since it has a total of 4 prime factors.
2 , 4 , 52 , 34 , 463 , 591 , 220 , 4043 , 64165 , 8024 , 671256 , 606127 , 3287604 , 7279174 , 75247009 , 48175896 , 988426377 , 254272524 , 825728929 , 7202859379
n×2
56321826
n×3
84482739
n×4
112643652
n×5
140804565
n÷2
14080456.5
n÷3
9386971
n÷3
7040228.25
n÷5
5632182.6
n2
793037020993569
n3
2.2332646553979E+22
n4
6.2890771666635E+29
n5
1.771061549407E+37
2 √n
5306.6856888269
3 √n
304.23948479469
4 √n
72.847001920648
5 √n
30.897927242428
1 , 3 , 11 , 33 , 109 , 327 , 1199 , 3597 , 7829 , 23487 , 86119 , 258357 , 853361 , 2560083 , 9386971 , 28160913
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
-28160912
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 28160913 can be divided by 16 positive divisors.
The sum of these divisors (counting 28160913) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1101011011011001110010001
3
Ternary
1221222201111210
4
Quaternary
1223123032101
5
Quinary
24202122123
6
Senary
2443330333
8
Octal
153331621
10
Decimal
28160913
12
Duodecimal
95209a9
16
Hexadecimal
1adb391
20
Vigesimal
8g025d
36
Base36
grl3l
md5
5a0b02657d8ee3c290074f82f7649938
sha1
de8fc99b58b4855b5bf75317e77aa9065b8a75f6
sha256
c5f974952bc4c842715fc499ff9825ab2271ad87e61417ed3e043f4b0cdd6ac4
sha512
dfb55b49fa6dd75f14a79ba0239ec58f2de73eccddf5ac142b181ad24df3f81b4f10638017baac409907b19c2942f67b60c96b7f9c70b7ba151b6b35cece96eb
ripemd-160
285ea9c040788ed0d1f6fc9885821369ef999bdb
Diameter
56321826
Circumference
176940234.79836
Area
2.4913992791781E+15
Volume
9.3546771132264E+22
Surface area
9.9655971167125E+15
Circumference
176940234.79836
Perimeter
112643652
Area
793037020993569
Diagonal
39825545.093409
Surface area
4758222125961414
Volume
2.2332646553979E+22
Space diagonal
48776132.103527
Perimeter
84482739
Area
3.4339510316098E+14
Altitude
24388066.051763
Surface area
3.4339510316098E+14
Volume
2.6319276366935E+21
Height
13275181.697803