21497763 is an odd 8-digits composite number following 21497762
and preceding 21497764 . In scientific notation, it is written as 2.1497763 × 10^7.
The sum of its digits is 39. It has a total of 3 prime factors and 8 positive divisors.
There are 12260160 positive integers (up to 21497763) that are relatively prime to 21497763.
21497763 has 8 divisors, whose sum is 22566016
The reverse of 21497763 is 36779412
Previous prime number is 1033
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 39
Digital Root 3
Name
twenty-one million four hundred ninety-seven thousand seven hundred sixty-three
Scientific notation
2.1497763 × 10^7
Engineering notation
2.1497763 × 10^6
Prime Factorization
21 × 1033 × 991
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21497763
Product of the distinct prime numbers
The prime factorization of 21497763 is 21 × 1033 × 991.
Since it has a total of 3 prime factors.
5 , 6 , 34 , 39 , 207 , 338 , 5732 , 9452 , 43885 , 70281 , 634257 , 544849 , 7168213 , 3436270 , 68495593 , 85235449 , 936002243 , 743989100 , 6046322866 , 5866816544
n×2
42995526
n×3
64493289
n×4
85991052
n×5
107488815
n÷2
10748881.5
n÷3
7165921
n÷3
5374440.75
n÷5
4299552.6
n2
462153814004169
n3
9.9352731630077E+21
n4
2.135861477986E+29
n5
4.5916243854573E+36
2 √n
4636.5680195593
3 √n
278.05524409769
4 √n
68.092349199887
5 √n
29.273769853777
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
-21497762
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 21497763 can be divided by 8 positive divisors.
The sum of these divisors (counting 21497763) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010010000000011110100011
3
Ternary
1111110012101110
4
Quaternary
1102000132203
5
Quinary
21000412023
6
Senary
2044434403
8
Octal
122003643
10
Decimal
21497763
12
Duodecimal
7248a03
16
Hexadecimal
14807a3
20
Vigesimal
6e7483
36
Base36
csrs3
md5
4b78169697f1c31d616b3a238452ca5b
sha1
00e4ef43a0aadc194a0e914c4fd355529bfae96d
sha256
1b8abe986e05eae57d590b471ea1459fccef2a746f8f7aa2e7a8082c8455451f
sha512
037ef9ca81525ebede0b1647dd77dd4667df0ff161057836eacd98c18b2fcaed1a86cb41905bde029b0a7a2f1d09c96386d0106ae9ecf1d99aa3ebda9c34e295
ripemd-160
91ccc02bdf31ce9f6dc47bb5c484bc116b325ad9
Diameter
42995526
Circumference
135074428.61883
Area
1.451899026904E+15
Volume
4.1616774907084E+22
Surface area
5.807596107616E+15
Circumference
135074428.61883
Perimeter
85991052
Area
462153814004169
Diagonal
30402427.995283
Surface area
2772922884025014
Volume
9.9352731630077E+21
Space diagonal
37235217.765074
Perimeter
64493289
Area
2.0011847169174E+14
Altitude
18617608.882537
Surface area
2.0011847169174E+14
Volume
1.1708831710839E+21
Height
10134142.665094