21551319 is an odd 8-digits composite number following 21551318
and preceding 21551320 . In scientific notation, it is written as 2.1551319 × 10^7.
The sum of its digits is 27. It has a total of 3 prime factors and 8 positive divisors.
There are 14367528 positive integers (up to 21551319) that are relatively prime to 21551319.
21551319 has 8 divisors, whose sum is 31927920
The reverse of 21551319 is 91315512
Previous prime number is 9
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 27
Digital Root 9
Name
twenty-one million five hundred fifty-one thousand three hundred nineteen
Scientific notation
2.1551319 × 10^7
Engineering notation
2.1551319 × 10^6
Prime Factorization
3 × 9 × 798197
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21551319
Product of the distinct prime numbers
The prime factorization of 21551319 is 3 × 9 × 798197.
Since it has a total of 3 prime factors.
5 , 8 , 8 , 88 , 300 , 246 , 5919 , 7152 , 16598 , 12948 , 835831 , 923359 , 2686627 , 2507007 , 19552851 , 3577716 , 971559600 , 233673641 , 774134776 , 4910235142
n×2
43102638
n×3
64653957
n×4
86205276
n×5
107756595
n÷2
10775659.5
n÷3
7183773
n÷3
5387829.75
n÷5
4310263.8
n2
464459350639761
n3
1.000971162817E+22
n4
2.1572248839671E+29
n5
4.6491041629113E+36
2 √n
4642.3398195307
3 √n
278.28595302676
4 √n
68.134718165783
5 √n
29.288340914584
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
-21551318
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 21551319 can be divided by 8 positive divisors.
The sum of these divisors (counting 21551319) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010010001101100011010111
3
Ternary
1111112220212000
4
Quaternary
1102031203113
5
Quinary
21004120234
6
Senary
2045530343
8
Octal
122154327
10
Decimal
21551319
12
Duodecimal
72739b3
16
Hexadecimal
148d8d7
20
Vigesimal
6edi5j
36
Base36
ctx3r
md5
bde2aa435d95fca91c75739063d294a9
sha1
0b36ff577404ffa178178828248ad2db45ebacd4
sha256
6eea7b02260f64c71d6d33aec47f8c35f9e3a85bcbd701be3bf3dbcce4a624f0
sha512
f395136d582b53e350d5053ea27e9c937e92ec64d4d92ec45ec6b931c92503ea24211d8f1cf183a678d83223310f5f05c22afc00ab1968ad5421f966dc9b02c1
ripemd-160
eaefecc26acb8636066df1a824d6ee34249ea5bd
Diameter
43102638
Circumference
135410930.89114
Area
1.459142083861E+15
Volume
4.1928582020816E+22
Surface area
5.8365683354438E+15
Circumference
135410930.89114
Perimeter
86205276
Area
464459350639761
Diagonal
30478167.616829
Surface area
2786756103838566
Volume
1.000971162817E+22
Space diagonal
37327979.478124
Perimeter
64653957
Area
2.0111679833963E+14
Altitude
18663989.739062
Surface area
2.0111679833963E+14
Volume
1.1796558283335E+21
Height
10159389.20561