21471663 is an odd 8-digits composite number following 21471662
and preceding 21471664 . In scientific notation, it is written as 2.1471663 × 10^7.
The sum of its digits is 30. It has a total of 4 prime factors and 16 positive divisors.
There are 13157760 positive integers (up to 21471663) that are relatively prime to 21471663.
21471663 has 16 divisors, whose sum is 31021056
The reverse of 21471663 is 36617412
Previous prime number is 43
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
twenty-one million four hundred seventy-one thousand six hundred sixty-three
Scientific notation
2.1471663 × 10^7
Engineering notation
2.1471663 × 10^6
Prime Factorization
3 × 17 × 43 × 9791
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
21471663
Product of the distinct prime numbers
The prime factorization of 21471663 is 3 × 17 × 43 × 9791.
Since it has a total of 4 prime factors.
7 , 3 , 53 , 98 , 721 , 708 , 4453 , 616 , 81115 , 91794 , 655311 , 636679 , 6276015 , 7764787 , 19790374 , 34096420 , 805015618 , 56722115 , 4282945067 , 3007638302
n×2
42943326
n×3
64414989
n×4
85886652
n×5
107358315
n÷2
10735831.5
n÷3
7157221
n÷3
5367915.75
n÷5
4294332.6
n2
461032311985569
n3
9.899130435065E+21
n4
2.1255079269476E+29
n5
4.5638189911247E+36
2 √n
4633.7525829505
3 √n
277.9426714421
4 √n
68.071672397191
5 √n
29.266658260738
1 , 3 , 17 , 43 , 51 , 129 , 731 , 2193 , 9791 , 29373 , 166447 , 421013 , 499341 , 1263039 , 7157221 , 21471663
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
-21471662
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 21471663 can be divided by 16 positive divisors.
The sum of these divisors (counting 21471663) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1010001111010000110101111
3
Ternary
1111101212120210
4
Quaternary
1101322012233
5
Quinary
20444043123
6
Senary
2044113503
8
Octal
121720657
10
Decimal
21471663
12
Duodecimal
7235893
16
Hexadecimal
147a1af
20
Vigesimal
6e3j33
36
Base36
cs7n3
md5
7453185e14d0e25cb7fad2bf6d3b34f4
sha1
c408dd37f284dcfe39e608f4ed8dd7d127b36b24
sha256
daa6ac27eb775f403443b7b5561c158102c77df831acce350255943ec2f02652
sha512
162ff277715dd44e52525f1946be506667b3036786b6aa160524c1b033335c26a5881538df46f20425129a71a853f592c731cdb95e565ca54c6ec04a6a0e7173
ripemd-160
978d0d5a05d2754b718c9460485eb28984e63f4c
Diameter
42943326
Circumference
134910437.48231
Area
1.4483757244014E+15
Volume
4.1465380602303E+22
Surface area
5.7935028976055E+15
Circumference
134910437.48231
Perimeter
85886652
Area
461032311985569
Diagonal
30365517.021305
Surface area
2766193871913414
Volume
9.899130435065E+21
Space diagonal
37190011.238997
Perimeter
64414989
Area
1.9963284707249E+14
Altitude
18595005.619498
Surface area
1.9963284707249E+14
Volume
1.1666237097474E+21
Height
10121839.007102