20153457 is an odd 8-digits composite number following 20153456
and preceding 20153458 . In scientific notation, it is written as 2.0153457 × 10^7.
The sum of its digits is 27. It has a total of 4 prime factors and 12 positive divisors.
There are 13384440 positive integers (up to 20153457) that are relatively prime to 20153457.
20153457 has 12 divisors, whose sum is 29221504
The reverse of 20153457 is 75435102
Previous prime number is 271
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 27
Digital Root 9
Name
twenty million one hundred fifty-three thousand four hundred fifty-seven
Scientific notation
2.0153457 × 10^7
Engineering notation
2.0153457 × 10^6
Prime Factorization
3 × 3 × 271 × 8263
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
6717819
Product of the distinct prime numbers
The prime factorization of 20153457 is 3 × 3 × 271 × 8263.
Since it has a total of 4 prime factors.
6 , 9 , 92 , 35 , 555 , 1000 , 7360 , 635 , 95170 , 18629 , 195073 , 248997 , 6119652 , 6352328 , 90211386 , 74674945 , 631493442 , 402600730 , 3011875496 , 9082799913
n×2
40306914
n×3
60460371
n×4
80613828
n×5
100767285
n÷2
10076728.5
n÷3
6717819
n÷3
5038364.25
n÷5
4030691.4
n2
406161829050849
n3
8.1855649568176E+21
n4
1.6496743137793E+29
n5
3.3246640346756E+36
2 √n
4489.2601840392
3 √n
272.13423755357
4 √n
67.0019416438
5 √n
28.898141323472
1 , 3 , 9 , 271 , 813 , 2439 , 8263 , 24789 , 74367 , 2239273 , 6717819 , 20153457
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20153456
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20153457 can be divided by 12 positive divisors.
The sum of these divisors (counting 20153457) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1001100111000010001110001
3
Ternary
1101220220100100
4
Quaternary
1030320101301
5
Quinary
20124402312
6
Senary
1555543013
8
Octal
114702161
10
Decimal
20153457
12
Duodecimal
68baa69
16
Hexadecimal
1338471
20
Vigesimal
65j3ch
36
Base36
bzyi9
md5
7c5b6064d7bda7eb8944c7c609ade457
sha1
87fcc7d06cc2cdd07e945ffb215441be9d007ca8
sha256
dcaa5d536bcc2344411881f71fab77df4b06226ee7828474e2e00c43f3cc6ab4
sha512
80412b6f4d70b50560a0d2ee1dc77532c5374f3864cafe1856e838091b4624c5a0d408ed4fba76805e37c89097e339f146d9da96bed4e2c9b334ac9b0f117579
ripemd-160
12b267eaf27f084feb6b69d9fecc4804867f4049
Diameter
40306914
Circumference
126627904.91128
Area
1.2759950183147E+15
Volume
3.428761431176E+22
Surface area
5.103980073259E+15
Circumference
126627904.91128
Perimeter
80613828
Area
406161829050849
Diagonal
28501292.218103
Surface area
2436970974305094
Volume
8.1855649568176E+21
Space diagonal
34906811.472155
Perimeter
60460371
Area
1.7587323100279E+14
Altitude
17453405.736077
Surface area
1.7587323100279E+14
Volume
9.6467808146812E+20
Height
9500430.7393677