21492671 is an odd 8-digits composite number following 21492670
and preceding 21492672 . In scientific notation, it is written as 2.1492671 × 10^7.
The sum of its digits is 32. It has a total of 3 prime factors and 8 positive divisors.
There are 20805120 positive integers (up to 21492671) that are relatively prime to 21492671.
21492671 has 8 divisors, whose sum is 22186224
The reverse of 21492671 is 17629412
Previous prime number is 211
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
twenty-one million four hundred ninety-two thousand six hundred seventy-one
Scientific notation
2.1492671 × 10^7
Engineering notation
2.1492671 × 10^6
Prime Factorization
37 × 211 × 2753
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21492671
Product of the distinct prime numbers
The prime factorization of 21492671 is 37 × 211 × 2753.
Since it has a total of 3 prime factors.
8 , 9 , 66 , 6 , 770 , 40 , 7552 , 6852 , 53185 , 70932 , 146179 , 336386 , 6844765 , 451404 , 57385839 , 29716328 , 236798006 , 635505254 , 1241910708 , 3225261929
n×2
42985342
n×3
64478013
n×4
85970684
n×5
107463355
n÷2
10746335.5
n÷3
7164223.6666667
n÷3
5373167.75
n÷5
4298534.2
n2
461934906714241
n3
9.9282149734249E+21
n4
2.1338385804109E+29
n5
4.5861890575879E+36
2 √n
4636.0188739909
3 √n
278.03328880394
4 √n
68.088316721673
5 √n
29.272382954489
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
-21492670
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 21492671 can be divided by 8 positive divisors.
The sum of these divisors (counting 21492671) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010001111111001110111111
3
Ternary
1111102221101212
4
Quaternary
1101333032333
5
Quinary
21000231141
6
Senary
2044355035
8
Octal
121771677
10
Decimal
21492671
12
Duodecimal
7245a7b
16
Hexadecimal
147f3bf
20
Vigesimal
6e6bdb
36
Base36
csnun
md5
b0ff6e1391f69d04aa462f055aa4cb86
sha1
4167747e19e7f69cbdaf55b230179ffb4e3d94b6
sha256
ebc56af44d56ce199f398a8c82b505eb71bdc2867fd428b536ccd82f303ebb13
sha512
b506b037ba9c83b155c7e50706149ce7d60e6ed446206d9b1c51db0d7cad13757c38789e34e96c4d82400a982d75386964b7cea80ab75dcb79b96c76b774a00b
ripemd-160
77fd96741b57b164760626f4f2461d0301690b37
Diameter
42985342
Circumference
135042434.63924
Area
1.4512113093701E+15
Volume
4.1587209631696E+22
Surface area
5.8048452374806E+15
Circumference
135042434.63924
Perimeter
85970684
Area
461934906714241
Diagonal
30395226.819823
Surface area
2771609440285446
Volume
9.9282149734249E+21
Space diagonal
37226398.162362
Perimeter
64478013
Area
2.0002368205466E+14
Altitude
18613199.081181
Surface area
2.0002368205466E+14
Volume
1.1700513554644E+21
Height
10131742.273274