20409087 is an odd 8-digits composite number following 20409086
and preceding 20409088 . In scientific notation, it is written as 2.0409087 × 10^7.
The sum of its digits is 30. It has a total of 3 prime factors and 8 positive divisors.
There are 13588568 positive integers (up to 20409087) that are relatively prime to 20409087.
20409087 has 8 divisors, whose sum is 27247104
The reverse of 20409087 is 78090402
Previous prime number is 863
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
twenty million four hundred nine thousand eighty-seven
Scientific notation
2.0409087 × 10^7
Engineering notation
2.0409087 × 10^6
Prime Factorization
3 × 863 × 7883
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20409087
Product of the distinct prime numbers
The prime factorization of 20409087 is 3 × 863 × 7883.
Since it has a total of 3 prime factors.
3 , 4 , 30 , 23 , 435 , 589 , 4801 , 6372 , 61495 , 30947 , 886317 , 405436 , 7739258 , 3568719 , 4755668 , 9566704 , 226585034 , 659114738 , 8380871431 , 2701118227
n×2
40818174
n×3
61227261
n×4
81636348
n×5
102045435
n÷2
10204543.5
n÷3
6803029
n÷3
5102271.75
n÷5
4081817.4
n2
416530832173569
n3
8.5010139920128E+21
n4
1.7349793415121E+29
n5
3.5409344324122E+36
2 √n
4517.6417520649
3 √n
273.28000628643
4 √n
67.213404556419
5 √n
28.971082002804
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
-20409086
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 20409087 can be divided by 8 positive divisors.
The sum of these divisors (counting 20409087) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101110110101011111111
3
Ternary
1102101220000010
4
Quaternary
1031312223333
5
Quinary
20211042322
6
Senary
2005234303
8
Octal
115665377
10
Decimal
20409087
12
Duodecimal
6a02993
16
Hexadecimal
1376aff
20
Vigesimal
67b2e7
36
Base36
c5fr3
md5
7b93b43d9552464e5035890d4c5c9af4
sha1
40d74926082724b4ed50facae2adc6fa81982a60
sha256
8f88154b6475195d2bd77886321b871c6f43d53fa73aa999ef0e4fd999750f36
sha512
89aa26090ff989127f238d63ebdfa72b19f98236ec5135c6627d4f03f7cf3134cbf131539c89987f4283821bd6298dd6f9ec2e0dd2aac6410b57c29f2fdb1a64
ripemd-160
05ce57f4da37c06cb08221b3f394e1411f17b785
Diameter
40818174
Circumference
128234075.57135
Area
1.3085702023501E+15
Volume
3.5608964140495E+22
Surface area
5.2342808094005E+15
Circumference
128234075.57135
Perimeter
81636348
Area
416530832173569
Diagonal
28862807.631052
Surface area
2499184993041414
Volume
8.5010139920128E+21
Space diagonal
35349575.620093
Perimeter
61227261
Area
1.8036314106089E+14
Altitude
17674787.810047
Surface area
1.8036314106089E+14
Volume
1.0018541067857E+21
Height
9620935.8770175