21682078 is an even 8-digits composite number following 21682077
and preceding 21682079 . In scientific notation, it is written as 2.1682078 × 10^7.
The sum of its digits is 34. It has a total of 4 prime factors and 16 positive divisors.
There are 9336600 positive integers (up to 21682078) that are relatively prime to 21682078.
21682078 has 16 divisors, whose sum is 37347840
The reverse of 21682078 is 87028612
Previous prime number is 19
Is Prime? no
Number parity even
Number length 8
Sum of Digits 34
Digital Root 7
Name
twenty-one million six hundred eighty-two thousand seventy-eight
Scientific notation
2.1682078 × 10^7
Engineering notation
2.1682078 × 10^6
Prime Factorization
2 × 11 × 19 × 51871
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
21682078
Product of the distinct prime numbers
The prime factorization of 21682078 is 2 × 11 × 19 × 51871.
Since it has a total of 4 prime factors.
6 , 10 , 8 , 82 , 346 , 549 , 6827 , 9877 , 31374 , 93276 , 344968 , 330489 , 986417 , 9139238 , 73650155 , 53136933 , 917049193 , 875265323 , 8546578049 , 5770290825
n×2
43364156
n×3
65046234
n×4
86728312
n×5
108410390
n÷2
10841039
n÷3
7227359.3333333
n÷3
5420519.5
n÷5
4336415.6
n2
470112506398084
n3
1.0193016032499E+22
n4
2.2100576867189E+29
n5
4.7918643147938E+36
2 √n
4656.4018297394
3 √n
278.84763630493
4 √n
68.237832832963
5 √n
29.323795388658
1 , 2 , 11 , 19 , 22 , 38 , 209 , 418 , 51871 , 103742 , 570581 , 985549 , 1141162 , 1971098 , 10841039 , 21682078
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
-21682077
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 21682078 can be divided by 16 positive divisors.
The sum of these divisors (counting 21682078) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1010010101101011110011110
3
Ternary
1111210120012221
4
Quaternary
1102231132132
5
Quinary
21022311303
6
Senary
2052415554
8
Octal
122553636
10
Decimal
21682078
12
Duodecimal
73175ba
16
Hexadecimal
14ad79e
20
Vigesimal
6fa53i
36
Base36
cwpzy
md5
df3a3cacdddf207ff45cb8cb61eb18a6
sha1
9fc36ab212042390c35c3bc4c4462736fa60cf0e
sha256
67a55f703b9b43cf631140f1aa08d7590e9ef1f4ef23c4bfbb2a70b63702bf2c
sha512
8e9fe1474e3d86ada596b0e009bf36a91d9f892443d0956bcc4ed43e47fed94eb0be22406d34b45d3f40bcdde713a82b871a73197fe283318bd4da29b2aa409c
ripemd-160
a898a4a0af40c706c950612d7db00cc129fad78f
Diameter
43364156
Circumference
136232513.91872
Area
1.4769019964609E+15
Volume
4.2696405714161E+22
Surface area
5.9076079858436E+15
Circumference
136232513.91872
Perimeter
86728312
Area
470112506398084
Diagonal
30663088.768031
Surface area
2820675038388504
Volume
1.0193016032499E+22
Space diagonal
37554460.709671
Perimeter
65046234
Area
2.0356468658876E+14
Altitude
18777230.354836
Surface area
2.0356468658876E+14
Volume
1.2012584595538E+21
Height
10221029.589344