16040821 is an odd 8-digits composite number following 16040820
and preceding 16040822 . In scientific notation, it is written as 1.6040821 × 10^7.
The sum of its digits is 22. It has a total of 3 prime factors and 8 positive divisors.
There are 15052752 positive integers (up to 16040821) that are relatively prime to 16040821.
16040821 has 8 divisors, whose sum is 17055360
The reverse of 16040821 is 12804061
Previous prime number is 23
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 22
Digital Root 4
Name
sixteen million forty thousand eight hundred twenty-one
Scientific notation
1.6040821 × 10^7
Engineering notation
1.6040821 × 10^6
Prime Factorization
53 × 23 × 13159
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
16040821
Product of the distinct prime numbers
The prime factorization of 16040821 is 53 × 23 × 13159.
Since it has a total of 3 prime factors.
4 , 4 , 72 , 49 , 81 , 41 , 5231 , 2306 , 38343 , 61558 , 483607 , 850842 , 3228889 , 736453 , 33224937 , 30549119 , 473073683 , 395454278 , 3414411410 , 5415517796
n×2
32081642
n×3
48122463
n×4
64163284
n×5
80204105
n÷2
8020410.5
n÷3
5346940.3333333
n÷3
4010205.25
n÷5
3208164.2
n2
257307938354041
n3
4.1274305810162E+21
n4
6.6207375140007E+28
n5
1.0620206535007E+36
2 √n
4005.0993745474
3 √n
252.19832481237
4 √n
63.285854458539
5 √n
27.608659367821
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-16040820
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 16040821 can be divided by 8 positive divisors.
The sum of these divisors (counting 16040821) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101001100001101110101
3
Ternary
1010011221212111
4
Quaternary
331030031311
5
Quinary
13101301241
6
Senary
1331451021
8
Octal
75141565
10
Decimal
16040821
12
Duodecimal
5456a71
16
Hexadecimal
f4c375
20
Vigesimal
505211
36
Base36
9jt6d
md5
aecd59ef1fe8a190cd36b8d622d3f48a
sha1
b855f778ea3dcd24596b5326a7953b21cfc22e28
sha256
1fb87918c5ef97a73d1f9359b87918dd4b50af4613d6756ec527d3303da599d1
sha512
2e43d8f94c6acc8fbd9f45433948629e21ac649b3dab78c94870eacd61edebf8e14e7cf601cff6d20ccaec0a6e379bdd4026667df2a5784f5e3d8248fb291124
ripemd-160
b655349510f55646bfc3b4a20edc31e5afe572d0
Diameter
32081642
Circumference
100787450.8223
Area
8.0835672884339E+14
Volume
1.7288940788696E+22
Surface area
3.2334269153736E+15
Circumference
100787450.8223
Perimeter
64163284
Area
257307938354041
Diagonal
22685146.609799
Surface area
1543847630124246
Volume
4.1274305810162E+21
Space diagonal
27783516.967118
Perimeter
48122463
Area
1.11417605605E+14
Altitude
13891758.483559
Surface area
1.11417605605E+14
Volume
4.8642235878555E+20
Height
7561715.5365997