21682013 is an odd 8-digits composite number following 21682012
and preceding 21682014 . In scientific notation, it is written as 2.1682013 × 10^7.
The sum of its digits is 23. It has a total of 2 prime factors and 4 positive divisors.
There are 21625020 positive integers (up to 21682013) that are relatively prime to 21682013.
21682013 has 4 divisors, whose sum is 21739008
The reverse of 21682013 is 31028612
Previous prime number is 383
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 23
Digital Root 5
Name
twenty-one million six hundred eighty-two thousand thirteen
Scientific notation
2.1682013 × 10^7
Engineering notation
2.1682013 × 10^6
Prime Factorization
383 × 56611
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21682013
Product of the distinct prime numbers
The prime factorization of 21682013 is 383 × 56611.
Since it has a total of 2 prime factors.
5 , 1 , 78 , 26 , 475 , 615 , 7346 , 9531 , 71949 , 38773 , 836068 , 382228 , 8016760 , 9920986 , 37668426 , 12583956 , 523591290 , 119985525 , 1520720328 , 6150999663
n×2
43364026
n×3
65046039
n×4
86728052
n×5
108410065
n÷2
10841006.5
n÷3
7227337.6666667
n÷3
5420503.25
n÷5
4336402.6
n2
470109687732169
n3
1.0192924360835E+22
n4
2.2100311849964E+29
n5
4.7917924883497E+36
2 √n
4656.3948500959
3 √n
278.84735765522
4 √n
68.237781690907
5 √n
29.323777806866
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21682012
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21682013 can be divided by 4 positive divisors.
The sum of these divisors (counting 21682013) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010010101101011101011101
3
Ternary
1111210120010112
4
Quaternary
1102231131131
5
Quinary
21022311023
6
Senary
2052415405
8
Octal
122553535
10
Decimal
21682013
12
Duodecimal
7317565
16
Hexadecimal
14ad75d
20
Vigesimal
6fa50d
36
Base36
cwpy5
md5
e204899af0a4ce75ec9e7a2efd0ebb30
sha1
8cf8708dcc9449fcffaef700bd04b0140eb972a4
sha256
7485b839ae9bc8c18a0cc31a156c18f4761c221fbfb4de93d95a135942450ac7
sha512
7381fc683a5d74357c431079dc42b0f656a29f2bb0b5cb315e8488030b84dd77b59c53d9462f6fb055ad1cb8b801cf12d4d601b6976ea12a0203f440f864557e
ripemd-160
83fd45135aa05613b59a4db10ca643e402fddd08
Diameter
43364026
Circumference
136232105.51168
Area
1.4768931413608E+15
Volume
4.2696021720794E+22
Surface area
5.9075725654431E+15
Circumference
136232105.51168
Perimeter
86728052
Area
470109687732169
Diagonal
30662996.84415
Surface area
2820658126393014
Volume
1.0192924360835E+22
Space diagonal
37554348.126369
Perimeter
65046039
Area
2.0356346607061E+14
Altitude
18777174.063184
Surface area
2.0356346607061E+14
Volume
1.2012476559446E+21
Height
10220998.94805