21072566 is an even 8-digits composite number following 21072565
and preceding 21072567 . In scientific notation, it is written as 2.1072566 × 10^7.
The sum of its digits is 29. It has a total of 2 prime factors and 4 positive divisors.
There are 10536282 positive integers (up to 21072566) that are relatively prime to 21072566.
21072566 has 4 divisors, whose sum is 31608852
The reverse of 21072566 is 66527012
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 29
Digital Root 2
Name
twenty-one million seventy-two thousand five hundred sixty-six
Scientific notation
2.1072566 × 10^7
Engineering notation
2.1072566 × 10^6
Prime Factorization
2 × 10536283
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21072566
Product of the distinct prime numbers
The prime factorization of 21072566 is 2 × 10536283.
Since it has a total of 2 prime factors.
10 , 10 , 54 , 99 , 579 , 351 , 3290 , 4348 , 95677 , 27268 , 61051 , 797926 , 2963515 , 2103387 , 14633238 , 47155294 , 219697548 , 863621216 , 9515169448 , 2559068737
n×2
42145132
n×3
63217698
n×4
84290264
n×5
105362830
n÷2
10536283
n÷3
7024188.6666667
n÷3
5268141.5
n÷5
4214513.2
n2
444053037824356
n3
9.3573369470542E+21
n4
1.9718310040104E+29
n5
4.1551538972855E+36
2 √n
4590.4864665959
3 √n
276.20983657482
4 √n
67.753128832519
5 √n
29.157043484466
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21072565
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21072566 can be divided by 4 positive divisors.
The sum of these divisors (counting 21072566) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010000011000101010110110
3
Ternary
1110122121010102
4
Quaternary
1100120222312
5
Quinary
20343310231
6
Senary
2031354102
8
Octal
120305266
10
Decimal
21072566
12
Duodecimal
7082932
16
Hexadecimal
1418ab6
20
Vigesimal
6be186
36
Base36
cjnp2
md5
2218ece986c2445048c80778347d4b30
sha1
54fc1aba8b4bac9da9732454a7848fb66b2a8154
sha256
5f18b108a9ce98218596c25e99deacbc022749963b66f781959f2ce0f47a0496
sha512
886d36c928d0c347b71005f35c28be3b47dd0b629b01b1e06b67da556c51225ffd74e37b7cb404f45eadc72aca3e8d54ac280b9db0a7c8c742ca2f0aba8e1c8c
ripemd-160
d0079ef6a41ffc8c06255f341bac25db4f0593b5
Diameter
42145132
Circumference
132402837.07577
Area
1.3950337614332E+15
Volume
3.9195921346707E+22
Surface area
5.5801350457329E+15
Circumference
132402837.07577
Perimeter
84290264
Area
444053037824356
Diagonal
29801108.631202
Surface area
2664318226946136
Volume
9.3573369470542E+21
Space diagonal
36498754.957848
Perimeter
63217698
Area
1.9228060569177E+14
Altitude
18249377.478924
Surface area
1.9228060569177E+14
Volume
1.1027727348516E+21
Height
9933702.8770674