21490552 is an even 8-digits composite number following 21490551
and preceding 21490553 . In scientific notation, it is written as 2.1490552 × 10^7.
The sum of its digits is 28. It has a total of 4 prime factors and 8 positive divisors.
There are 10745272 positive integers (up to 21490552) that are relatively prime to 21490552.
21490552 has 8 divisors, whose sum is 40294800
The reverse of 21490552 is 25509412
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 28
Digital Root 1
Name
twenty-one million four hundred ninety thousand five hundred fifty-two
Scientific notation
2.1490552 × 10^7
Engineering notation
2.1490552 × 10^6
Prime Factorization
2 × 2 × 2 × 2686319
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
5372638
Product of the distinct prime numbers
The prime factorization of 21490552 is 2 × 2 × 2 × 2686319.
Since it has a total of 4 prime factors.
8 , 9 , 3 , 3 , 409 , 38 , 3902 , 413 , 10489 , 45743 , 780425 , 66942 , 3350677 , 1466447 , 54047021 , 65034201 , 593710065 , 989761000 , 9663769404 , 9710021044
n×2
42981104
n×3
64471656
n×4
85962208
n×5
107452760
n÷2
10745276
n÷3
7163517.3333333
n÷3
5372638
n÷5
4298110.4
n2
461843825264704
n3
9.92527874273E+21
n4
2.1329971893513E+29
n5
4.5839287013609E+36
2 √n
4635.7903317557
3 √n
278.024151241
4 √n
68.086638423084
5 √n
29.271805728645
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
-21490551
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 21490552 can be divided by 8 positive divisors.
The sum of these divisors (counting 21490552) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010001111110101101111000
3
Ternary
1111102211111101
4
Quaternary
1101332231320
5
Quinary
21000144202
6
Senary
2044341144
8
Octal
121765570
10
Decimal
21490552
12
Duodecimal
72447b4
16
Hexadecimal
147eb78
20
Vigesimal
6e667c
36
Base36
csm7s
md5
4712eab168367a7ae460d59660d7ac0a
sha1
198a8c9481d6e3b8de15849ea9136a0070c9ce41
sha256
3f66f46d49bb7d7add85e42f214cd1981b5d73c63e657f10f50714f736a5357c
sha512
816dad68e9b5f601a5af7f4520613e3c096e883ddf4b4ab871877f79f8ea57b2ed2fdec3c094651ace1aec4563f4d9b1fff354700b98aecccd2fc5d8e42fb737
ripemd-160
d7bbd7e5f5ba7299c54cbc583f4e9d7f6b723c76
Diameter
42981104
Circumference
135029120.56958
Area
1.4509251685574E+15
Volume
4.1574910377322E+22
Surface area
5.8037006742296E+15
Circumference
135029120.56958
Perimeter
85962208
Area
461843825264704
Diagonal
30392230.101284
Surface area
2771062951588224
Volume
9.92527874273E+21
Space diagonal
37222727.946701
Perimeter
64471656
Area
1.9998424263011E+14
Altitude
18611363.97335
Surface area
1.9998424263011E+14
Volume
1.1697053173585E+21
Height
10130743.367095