20153955 is an odd 8-digits composite number following 20153954
and preceding 20153956 . In scientific notation, it is written as 2.0153955 × 10^7.
The sum of its digits is 30. It has a total of 2 prime factors and 4 positive divisors.
There are 10748768 positive integers (up to 20153955) that are relatively prime to 20153955.
20153955 has 4 divisors, whose sum is 21497568
The reverse of 20153955 is 55935102
Previous prime number is 15
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
twenty million one hundred fifty-three thousand nine hundred fifty-five
Scientific notation
2.0153955 × 10^7
Engineering notation
2.0153955 × 10^6
Prime Factorization
15 × 1343597
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20153955
Product of the distinct prime numbers
The prime factorization of 20153955 is 15 × 1343597.
Since it has a total of 2 prime factors.
5 , 7 , 90 , 99 , 1000 , 352 , 2204 , 368 , 84531 , 83355 , 256946 , 599268 , 2530031 , 12855 , 84435756 , 29658695 , 507506359 , 91202503 , 2904214128 , 3177022100
n×2
40307910
n×3
60461865
n×4
80615820
n×5
100769775
n÷2
10076977.5
n÷3
6717985
n÷3
5038488.75
n÷5
4030791
n2
406181902142025
n3
8.1861717775848E+21
n4
1.6498373762771E+29
n5
3.3250748238807E+36
2 √n
4489.3156494058
3 √n
272.13647905046
4 √n
67.002355551173
5 √n
28.898284138991
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
-20153954
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 20153955 can be divided by 4 positive divisors.
The sum of these divisors (counting 20153955) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100111000011001100011
3
Ternary
1101220221000210
4
Quaternary
1030320121203
5
Quinary
20124411310
6
Senary
1555545203
8
Octal
114703143
10
Decimal
20153955
12
Duodecimal
68bb203
16
Hexadecimal
1338663
20
Vigesimal
65j4hf
36
Base36
bzyw3
md5
8598015ba5f28728307bdfdb2c164ba8
sha1
64d3795200ffaeee1ca5d6c0cd355f97249d2040
sha256
bf0d863cab63166e25e3c2d502d1cd413fef6cd8d8fea599245a2bd97b85496a
sha512
160998d1e17d3d6cc5e0caa18d8091440a0325187dbc9f62f0c9c711d5582bb6f0fec3b2355507c477bc705c4a1e59c696cce7a5c2bb9b17bbc4c34c09412b64
ripemd-160
3950800dc5fafadab4fc7850e8c180368fce8682
Diameter
40307910
Circumference
126631033.93756
Area
1.2760580797905E+15
Volume
3.4290156156646E+22
Surface area
5.1042323191621E+15
Circumference
126631033.93756
Perimeter
80615820
Area
406181902142025
Diagonal
28501996.496457
Surface area
2437091412852150
Volume
8.1861717775848E+21
Space diagonal
34907674.033457
Perimeter
60461865
Area
1.7588192290624E+14
Altitude
17453837.016728
Surface area
1.7588192290624E+14
Volume
9.6474959598135E+20
Height
9500665.498819