20654321 is an odd 8-digits composite number following 20654320
and preceding 20654322 . In scientific notation, it is written as 2.0654321 × 10^7.
The sum of its digits is 23. It has a total of 2 prime factors and 4 positive divisors.
There are 20645232 positive integers (up to 20654321) that are relatively prime to 20654321.
20654321 has 4 divisors, whose sum is 20663412
The reverse of 20654321 is 12345602
Previous prime number is 4597
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 23
Digital Root 5
Name
twenty million six hundred fifty-four thousand three hundred twenty-one
Scientific notation
2.0654321 × 10^7
Engineering notation
2.0654321 × 10^6
Prime Factorization
4597 × 4493
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20654321
Product of the distinct prime numbers
The prime factorization of 20654321 is 4597 × 4493.
Since it has a total of 2 prime factors.
8 , 5 , 90 , 34 , 243 , 475 , 9435 , 4699 , 46321 , 66905 , 939623 , 992582 , 6895569 , 9271560 , 74334985 , 80966687 , 232797827 , 906413992 , 2399982721 , 2741979848
n×2
41308642
n×3
61962963
n×4
82617284
n×5
103271605
n÷2
10327160.5
n÷3
6884773.6666667
n÷3
5163580.25
n÷5
4130864.2
n2
426600975971041
n3
8.8111534966192E+21
n4
1.8198839269944E+29
n5
3.7588466810884E+36
2 √n
4544.7025205177
3 √n
274.37022165356
4 √n
67.414408849427
5 √n
29.040372615173
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
-20654320
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 20654321 can be divided by 4 positive divisors.
The sum of these divisors (counting 20654321) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001110110010100011110001
3
Ternary
1102212100101212
4
Quaternary
1032302203301
5
Quinary
20241414241
6
Senary
2014405505
8
Octal
116624361
10
Decimal
20654321
12
Duodecimal
6b00895
16
Hexadecimal
13b28f1
20
Vigesimal
691fg1
36
Base36
caoz5
md5
0295896c168f4a350adf4cdf464198d7
sha1
7f5d593964a2c49e67658b3d99238b6bd1dea116
sha256
b0633e5b8e66942f65a7f6ef4835995d2bb8b2265ca97722460334bddbbf2a25
sha512
969a3d1020dfe8e1367abec10a981eda1ead5e2c02e0ec0f0f9015aa3c8e4d5648e15f27db9a2e920bb38ecb2a222770ba50884e32ef49b1fcb481901a25472d
ripemd-160
f1f65fb324605609f891fac3ca2a949092c63673
Diameter
41308642
Circumference
129774926.23697
Area
1.3402064921249E+15
Volume
3.6908073459508E+22
Surface area
5.3608259684994E+15
Circumference
129774926.23697
Perimeter
82617284
Area
426600975971041
Diagonal
29209620.879807
Surface area
2559605855826246
Volume
8.8111534966192E+21
Space diagonal
35774333.367837
Perimeter
61962963
Area
1.8472364123508E+14
Altitude
17887166.683918
Surface area
1.8472364123508E+14
Volume
1.0384043979225E+21
Height
9736540.2932691