16681685 is an odd 8-digits composite number following 16681684
and preceding 16681686 . In scientific notation, it is written as 1.6681685 × 10^7.
The sum of its digits is 41. It has a total of 3 prime factors and 8 positive divisors.
There are 13308624 positive integers (up to 16681685) that are relatively prime to 16681685.
16681685 has 8 divisors, whose sum is 20073120
The reverse of 16681685 is 58618661
Previous prime number is 379
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 41
Digital Root 5
Name
sixteen million six hundred eighty-one thousand six hundred eighty-five
Scientific notation
1.6681685 × 10^7
Engineering notation
1.6681685 × 10^6
Prime Factorization
5 × 379 × 8803
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
16681685
Product of the distinct prime numbers
The prime factorization of 16681685 is 5 × 379 × 8803.
Since it has a total of 3 prime factors.
3 , 3 , 75 , 2 , 425 , 731 , 4154 , 5496 , 82283 , 27328 , 55035 , 502718 , 8805567 , 536565 , 75220839 , 11921181 , 642450687 , 604761937 , 3703745577 , 8604801339
n×2
33363370
n×3
50045055
n×4
66726740
n×5
83408425
n÷2
8340842.5
n÷3
5560561.6666667
n÷3
4170421.25
n÷5
3336337
n2
278278614439225
n3
4.6421561883116E+21
n4
7.7438987254215E+28
n5
1.2918127920938E+36
2 √n
4084.3218531355
3 √n
255.51317903382
4 √n
63.908699354121
5 √n
27.825820755942
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
-16681684
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 16681685 can be divided by 8 positive divisors.
The sum of these divisors (counting 16681685) is 1, the average is 0.125.
Base
System
Value
2
Binary
111111101000101011010101
3
Ternary
1011101111222012
4
Quaternary
333220223111
5
Quinary
13232303220
6
Senary
1353314005
8
Octal
77505325
10
Decimal
16681685
12
Duodecimal
5705905
16
Hexadecimal
fe8ad5
20
Vigesimal
545445
36
Base36
9xjo5
md5
cc3a12ad6cba43ca07c1c310a5a6d233
sha1
9fb6eefcd5124eac96e54ee8aa3ae2439d089f04
sha256
3d98bcafd786f736603ef1882fda88abcd43feb5fea767476c7f762b282a89d1
sha512
064010067b3b14a0d8b4d375445d8a41ccba862cc167d8b3a32632bf1e41b9206eba23c6a5be194b0c294dcc73fd7845c6cbbd15712792597cf4615541d6b0de
ripemd-160
b3f1600f1c5850a90eb61216c32522ff7a51ab89
Diameter
33363370
Circumference
104814118.091
Area
8.7423805077342E+14
Volume
1.9445018370688E+22
Surface area
3.4969522030937E+15
Circumference
104814118.091
Perimeter
66726740
Area
278278614439225
Diagonal
23591465.170236
Surface area
1669671686635350
Volume
4.6421561883116E+21
Space diagonal
28893525.97586
Perimeter
50045055
Area
1.2049817471715E+14
Altitude
14446762.98793
Surface area
1.2049817471715E+14
Volume
5.4708335334704E+20
Height
7863821.7234119