20153621 is an odd 8-digits composite number following 20153620
and preceding 20153622 . In scientific notation, it is written as 2.0153621 × 10^7.
The sum of its digits is 20. It has a total of 3 prime factors and 8 positive divisors.
There are 19498752 positive integers (up to 20153621) that are relatively prime to 20153621.
20153621 has 8 divisors, whose sum is 20819160
The reverse of 20153621 is 12635102
Previous prime number is 73
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 20
Digital Root 2
Name
twenty million one hundred fifty-three thousand six hundred twenty-one
Scientific notation
2.0153621 × 10^7
Engineering notation
2.0153621 × 10^6
Prime Factorization
53 × 73 × 5209
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20153621
Product of the distinct prime numbers
The prime factorization of 20153621 is 53 × 73 × 5209.
Since it has a total of 3 prime factors.
4 , 4 , 57 , 13 , 327 , 57 , 5054 , 7810 , 38860 , 68677 , 664768 , 508471 , 3407341 , 6491652 , 80844782 , 44293425 , 777612022 , 779596352 , 9185346724 , 9299863948
n×2
40307242
n×3
60460863
n×4
80614484
n×5
100768105
n÷2
10076810.5
n÷3
6717873.6666667
n÷3
5038405.25
n÷5
4030724.2
n2
406168439411641
n3
8.1857647900637E+21
n4
1.6497280117409E+29
n5
3.3247993101709E+36
2 √n
4489.278449818
3 √n
272.13497572128
4 √n
67.002077951493
5 √n
28.8981883554
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
-20153620
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 20153621 can be divided by 8 positive divisors.
The sum of these divisors (counting 20153621) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100111000010100010101
3
Ternary
1101220220120102
4
Quaternary
1030320110111
5
Quinary
20124403441
6
Senary
1555543445
8
Octal
114702425
10
Decimal
20153621
12
Duodecimal
68bab85
16
Hexadecimal
1338515
20
Vigesimal
65j411
36
Base36
bzymt
md5
41eea7043fff0b7a46e7c5a2849a7c1a
sha1
972d030e21c9daac8afb5f006ea5164fac2878c1
sha256
e189d43f63305c0fba7980f177f522e9e049d47107efd2a9dbc28531538db813
sha512
16376c1c06000f945230c2dbb34e4354bbe1d8465c3da01844179f3ba37f54600b39591a8dc4cd27b91d6f86f559bf4ab0731d8c1db4a4f569498386bb9cb6d7
ripemd-160
7d3fa681455b0d57d8d5056d9357e451aca7a521
Diameter
40307242
Circumference
126628935.35367
Area
1.2760157853756E+15
Volume
3.4288451371304E+22
Surface area
5.1040631415026E+15
Circumference
126628935.35367
Perimeter
80614484
Area
406168439411641
Diagonal
28501524.149127
Surface area
2437010636469846
Volume
8.1857647900637E+21
Space diagonal
34907095.528487
Perimeter
60460863
Area
1.7587609337298E+14
Altitude
17453547.764244
Surface area
1.7587609337298E+14
Volume
9.6470163204202E+20
Height
9500508.0497091