21431499 is an odd 8-digits composite number following 21431498
and preceding 21431500 . In scientific notation, it is written as 2.1431499 × 10^7.
The sum of its digits is 33. It has a total of 3 prime factors and 8 positive divisors.
There are 14234016 positive integers (up to 21431499) that are relatively prime to 21431499.
21431499 has 8 divisors, whose sum is 28682640
The reverse of 21431499 is 99413412
Previous prime number is 269
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 33
Digital Root 6
Name
twenty-one million four hundred thirty-one thousand four hundred ninety-nine
Scientific notation
2.1431499 × 10^7
Engineering notation
2.1431499 × 10^6
Prime Factorization
3 × 269 × 26557
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21431499
Product of the distinct prime numbers
The prime factorization of 21431499 is 3 × 269 × 26557.
Since it has a total of 3 prime factors.
7 , 9 , 87 , 79 , 508 , 210 , 4622 , 8189 , 47151 , 30444 , 494761 , 133516 , 5170647 , 4968097 , 39001983 , 91875140 , 307779184 , 765541888 , 3527362906 , 3556477341
n×2
42862998
n×3
64294497
n×4
85725996
n×5
107157495
n÷2
10715749.5
n÷3
7143833
n÷3
5357874.75
n÷5
4286299.8
n2
459309149387001
n3
9.8436835757784E+21
n4
2.1096489471061E+29
n5
4.5212939300256E+36
2 √n
4629.4167019183
3 √n
277.76926060404
4 √n
68.039817033251
5 √n
29.255701060432
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
-21431498
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 21431499 can be divided by 8 positive divisors.
The sum of these divisors (counting 21431499) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010001110000010011001011
3
Ternary
1111022211111020
4
Quaternary
1101300103023
5
Quinary
20441301444
6
Senary
2043203523
8
Octal
121602313
10
Decimal
21431499
12
Duodecimal
72165a3
16
Hexadecimal
14704cb
20
Vigesimal
6diiej
36
Base36
crcnf
md5
203510e79761e7fc1eb04843979fd224
sha1
a46912b101ffa4943338b1334b06a73838ae2f61
sha256
92aaf10d9276134808552529d177b076df9486a294d050ce01e3ca00d99461d1
sha512
7a311691d00a821941a4b57a0f395ddfc2963e4087b82d1295367c0614ee752718a6b6ade8ec739a66958b9152eb04a1b5a6d81ef7c602d76d2862e691140226
ripemd-160
0ebb5ef6e30e753bb33922c68dd16694c28e83bc
Diameter
42862998
Circumference
134658079.62763
Area
1.4429622494408E+15
Volume
4.1233125341237E+22
Surface area
5.7718489977631E+15
Circumference
134658079.62763
Perimeter
85725996
Area
459309149387001
Diagonal
30308716.547785
Surface area
2755854896322006
Volume
9.8436835757784E+21
Space diagonal
37120445.150362
Perimeter
64294497
Area
1.9888669577988E+14
Altitude
18560222.575181
Surface area
1.9888669577988E+14
Volume
1.1600892347146E+21
Height
10102905.515928