216946 is an even 6-digits composite number following 216945
and preceding 216947 . In scientific notation, it is written as 2.16946 × 10^5.
The sum of its digits is 28. It has a total of 3 prime factors and 8 positive divisors.
There are 106788 positive integers (up to 216946) that are relatively prime to 216946.
216946 has 8 divisors, whose sum is 330480
The reverse of 216946 is 649612
Previous prime number is 67
Is Prime? no
Number parity even
Number length 6
Sum of Digits 28
Digital Root 1
Name
two hundred sixteen thousand nine hundred forty-six
Scientific notation
2.16946 × 10^5
Engineering notation
2.16946 × 10^3
Prime Factorization
2 × 67 × 1619
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
216946
Product of the distinct prime numbers
The prime factorization of 216946 is 2 × 67 × 1619.
Since it has a total of 3 prime factors.
1 , 9 , 42 , 64 , 546 , 386 , 1017 , 3001 , 1940 , 22701 , 401387 , 325182 , 9758313 , 3398251 , 49352252 , 33185291 , 285237365 , 843761820 , 1281904739 , 198599305
n×2
433892
n×3
650838
n×4
867784
n×5
1084730
n÷2
108473
n÷3
72315.333333333
n÷3
54236.5
n÷5
43389.2
n2
47065566916
n3
10210686480158536
n4
2.2151675891245E+21
n5
4.805717477902E+26
2 √n
465.77462361103
3 √n
60.08746502845
4 √n
21.581812333792
5 √n
11.675361313809
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
-216945
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 216946 can be divided by 8 positive divisors.
The sum of these divisors (counting 216946) is 1, the average is 0.125.
Base
System
Value
2
Binary
110100111101110010
3
Ternary
102000121001
4
Quaternary
310331302
5
Quinary
23420241
6
Senary
4352214
8
Octal
647562
10
Decimal
216946
12
Duodecimal
a566a
16
Hexadecimal
34f72
20
Vigesimal
17276
36
Base36
4nea
md5
390e8aad12a7d4296b4e49f0b2e40b21
sha1
6dba09ff259f495da038cb0bfb5b3a106e69774b
sha256
b0158644d6c205d2cee00778a481554bb468f860f5a57e91e684ee1a4967d51a
sha512
01dcdaa1e0a6d0e62b0dc828089db1de1260e63f12a8d91f3eaf34cba5fc874dbf1708d8e0fc502a3ec98fba66715cb7aa924140f149756d75636284544e1870
ripemd-160
b469f68cdfb5fab097bf48268d83e719f8925a48
Diameter
433892
Circumference
1363111.9196514
Area
147860839260.34
Volume
4.2770423512233E+16
Surface area
591443357041.38
Circumference
1363111.9196514
Perimeter
867784
Area
47065566916
Diagonal
306807.97550259
Surface area
282393401496
Volume
10210686480158536
Space diagonal
375761.49449884
Perimeter
650838
Area
20379988296.386
Altitude
187880.74724942
Surface area
20379988296.386
Volume
1.2033409417817E+15
Height
102269.32516753