21004290 is an even 8-digits composite number following 21004289
and preceding 21004291 . In scientific notation, it is written as 2.1004290 × 10^7.
The sum of its digits is 18. It has a total of 5 prime factors and 32 positive divisors.
There are 5246208 positive integers (up to 21004290) that are relatively prime to 21004290.
21004290 has 32 divisors, whose sum is 34312320
The reverse of 21004290 is 09240012
Previous prime number is 23
Is Prime? no
Number parity even
Number length 8
Sum of Digits 18
Digital Root 9
Name
twenty-one million four thousand two hundred ninety
Scientific notation
2.1004290 × 10^7
Engineering notation
2.1004290 × 10^6
Prime Factorization
2 × 73 × 45 × 23 × 139
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
21004290
Product of the distinct prime numbers
The prime factorization of 21004290 is 2 × 73 × 45 × 23 × 139.
Since it has a total of 5 prime factors.
9 , 3 , 10 , 69 , 132 , 369 , 8162 , 2070 , 98488 , 77685 , 283850 , 577080 , 5794191 , 739629 , 57231277 , 59094426 , 363014020 , 715360313 , 6510362522 , 5256027521
n×2
42008580
n×3
63012870
n×4
84017160
n×5
105021450
n÷2
10502145
n÷3
7001430
n÷3
5251072.5
n÷5
4200858
n2
441180198404100
n3
9.2666768295373E+21
n4
1.9463996746388E+29
n5
4.0882743222019E+36
2 √n
4583.0437484275
3 √n
275.91120331882
4 √n
67.69818127858
5 √n
29.138124940396
1 , 2 , 23 , 45 , 46 , 73 , 90 , 139 , 146 , 278 , 1035 , 1679 , 2070 , 3197 , 3285 , 3358 , 6255 , 6394 , 6570 , 10147 , 12510 , 20294 , 75555 , 143865 , 151110 , 233381 , 287730 , 456615 , 466762 , 913230 , 10502145 , 21004290
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21004289
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21004290 can be divided by 32 positive divisors.
The sum of these divisors (counting 21004290) is 1, the average is 0.03125.
Base
System
Value
2
Binary
1010000001000000000000010
3
Ternary
1110112010110200
4
Quaternary
1100020000002
5
Quinary
20334114130
6
Senary
2030110030
8
Octal
120100002
10
Decimal
21004290
12
Duodecimal
704b316
16
Hexadecimal
1408002
20
Vigesimal
6b5aea
36
Base36
ci70i
md5
210d40fd8a6fd14d87a02b02fdd701fd
sha1
e5353b4522e71718b50144ee8f9d795a0bedea63
sha256
a343042a71ef23072196bca8db5f1f9ac593e76baeb7106bb05df9952c06e017
sha512
c09e8cb2d9bef5c0b58c558ea5746a407e95c0e3c76e5ccaab0eeb710d5d54083222abab33d05a32725a8e49d23762049492db60ecdc81c183a1b5af47b849ff
ripemd-160
b0f49d467f512e3c3ccf4d6fc27ff044fc00100d
Diameter
42008580
Circumference
131973846.31574
Area
1.3860084702156E+15
Volume
3.8816165134487E+22
Surface area
5.5440338808624E+15
Circumference
131973846.31574
Perimeter
84017160
Area
441180198404100
Diagonal
29704551.786018
Surface area
2647081190424600
Volume
9.2666768295373E+21
Space diagonal
36380497.456911
Perimeter
63012870
Area
1.910366297323E+14
Altitude
18190248.728455
Surface area
1.910366297323E+14
Volume
1.0920883375383E+21
Height
9901517.2620059