21682279 is an odd 8-digits composite number following 21682278
and preceding 21682280 . In scientific notation, it is written as 2.1682279 × 10^7.
The sum of its digits is 37. It has a total of 2 prime factors and 4 positive divisors.
There are 21649576 positive integers (up to 21682279) that are relatively prime to 21682279.
21682279 has 4 divisors, whose sum is 21714984
The reverse of 21682279 is 97228612
Previous prime number is 677
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
twenty-one million six hundred eighty-two thousand two hundred seventy-nine
Scientific notation
2.1682279 × 10^7
Engineering notation
2.1682279 × 10^6
Prime Factorization
677 × 32027
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21682279
Product of the distinct prime numbers
The prime factorization of 21682279 is 677 × 32027.
Since it has a total of 2 prime factors.
10 , 5 , 99 , 83 , 213 , 454 , 990 , 4200 , 56991 , 55486 , 176828 , 505485 , 5404330 , 9677650 , 28206568 , 71557103 , 925340569 , 484088945 , 2670503520 , 4804897673
n×2
43364558
n×3
65046837
n×4
86729116
n×5
108411395
n÷2
10841139.5
n÷3
7227426.3333333
n÷3
5420569.75
n÷5
4336455.8
n2
470121222633841
n3
1.0193299512968E+22
n4
2.2101396397074E+29
n5
4.7920864297095E+36
2 √n
4656.4234128782
3 √n
278.84849797206
4 √n
68.237990979206
5 √n
29.323849756704
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
-21682278
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 21682279 can be divided by 4 positive divisors.
The sum of these divisors (counting 21682279) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010010101101100001100111
3
Ternary
1111210120111101
4
Quaternary
1102231201213
5
Quinary
21022313104
6
Senary
2052420531
8
Octal
122554147
10
Decimal
21682279
12
Duodecimal
7317747
16
Hexadecimal
14ad867
20
Vigesimal
6fa5dj
36
Base36
cwq5j
md5
c675b78f44813ca3d9b883b242ee28a7
sha1
6f84af7bcbdf934aa5799ca07c7ebb7ca8669a16
sha256
87dd9d23eaabe6ae1d581653a8bae316ddb64037197cf839c59cebf68ec168b8
sha512
0cd894046c4ff518f460a09d41982270074793e84ee5bfbda4c7876d6d0b812d5ceb94dae15f85977041f65aec812cdb74c9929016aa7965679c0055ea738588
ripemd-160
7c869c3cb292e9e92de06559684077418635364b
Diameter
43364558
Circumference
136233776.83897
Area
1.4769293793231E+15
Volume
4.2697593154374E+22
Surface area
5.9077175172925E+15
Circumference
136233776.83897
Perimeter
86729116
Area
470121222633841
Diagonal
30663373.024957
Surface area
2820727335803046
Volume
1.0193299512968E+22
Space diagonal
37554808.851884
Perimeter
65046837
Area
2.0356846082955E+14
Altitude
18777404.425942
Surface area
2.0356846082955E+14
Volume
1.2012918680475E+21
Height
10221124.341652