20149087 is an odd 8-digits composite number following 20149086
and preceding 20149088 . In scientific notation, it is written as 2.0149087 × 10^7.
The sum of its digits is 31. It has a total of 3 prime factors and 8 positive divisors.
There are 17222112 positive integers (up to 20149087) that are relatively prime to 20149087.
20149087 has 8 divisors, whose sum is 23092256
The reverse of 20149087 is 78094102
Previous prime number is 373
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
twenty million one hundred forty-nine thousand eighty-seven
Scientific notation
2.0149087 × 10^7
Engineering notation
2.0149087 × 10^6
Prime Factorization
7 × 373 × 7717
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20149087
Product of the distinct prime numbers
The prime factorization of 20149087 is 7 × 373 × 7717.
Since it has a total of 3 prime factors.
6 , 8 , 37 , 57 , 912 , 128 , 1780 , 7235 , 10998 , 12154 , 862548 , 458083 , 3472379 , 2941826 , 17968679 , 50014900 , 81585809 , 265623696 , 8417857326 , 890300419
n×2
40298174
n×3
60447261
n×4
80596348
n×5
100745435
n÷2
10074543.5
n÷3
6716362.3333333
n÷3
5037271.75
n÷5
4029817.4
n2
405985706933569
n3
8.180241329761E+21
n4
1.6482439423435E+29
n5
3.3210610591502E+36
2 √n
4488.7734404846
3 √n
272.11456660936
4 √n
66.998309236014
5 √n
28.896887981851
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
-20149086
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 20149087 can be divided by 8 positive divisors.
The sum of these divisors (counting 20149087) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100110111001101011111
3
Ternary
1101220200100111
4
Quaternary
1030313031133
5
Quinary
20124232322
6
Senary
1555510451
8
Octal
114671537
10
Decimal
20149087
12
Duodecimal
68b8427
16
Hexadecimal
133735f
20
Vigesimal
65ice7
36
Base36
bzv4v
md5
fe0e684c664d91ff3ab36f71ddf9db1f
sha1
ca89048f8441425ef86775941d68bc9a10d499d2
sha256
686ccf4feca1871c58fd2285e6e8bab4a9619e5278b3b2917ebe5c520aea18b2
sha512
64371e36c27d5366221abad455bf391bd98e911f1bd055bbd7eeeafdf36e7cf04889c64a8093bc83be0a34507cf446610d003d7af7cb20b596d8d93bfe1c5d54
ripemd-160
bd047cb8dc712a0a9b304a16df9cd67b13faa266
Diameter
40298174
Circumference
126600447.39148
Area
1.275441714365E+15
Volume
3.4265314754892E+22
Surface area
5.1017668574598E+15
Circumference
126600447.39148
Perimeter
80596348
Area
405985706933569
Diagonal
28495112.104835
Surface area
2435914241601414
Volume
8.180241329761E+21
Space diagonal
34899242.410126
Perimeter
60447261
Area
1.7579696788893E+14
Altitude
17449621.205063
Surface area
1.7579696788893E+14
Volume
9.6405068600274E+20
Height
9498370.7016118