20387007 is an odd 8-digits composite number following 20387006
and preceding 20387008 . In scientific notation, it is written as 2.0387007 × 10^7.
The sum of its digits is 27. It has a total of 3 prime factors and 6 positive divisors.
There are 13591332 positive integers (up to 20387007) that are relatively prime to 20387007.
20387007 has 6 divisors, whose sum is 29447912
The reverse of 20387007 is 70078302
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 27
Digital Root 9
Name
twenty million three hundred eighty-seven thousand seven
Scientific notation
2.0387007 × 10^7
Engineering notation
2.0387007 × 10^6
Prime Factorization
3 × 3 × 2265223
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
6795669
Product of the distinct prime numbers
The prime factorization of 20387007 is 3 × 3 × 2265223.
Since it has a total of 3 prime factors.
6 , 10 , 63 , 93 , 835 , 610 , 9855 , 3703 , 71651 , 78523 , 438934 , 15013 , 2031980 , 1518868 , 26129319 , 14078089 , 465700124 , 682455923 , 2374519739 , 3315086975
n×2
40774014
n×3
61161021
n×4
81548028
n×5
101935035
n÷2
10193503.5
n÷3
6795669
n÷3
5096751.75
n÷5
4077401.4
n2
415630054418049
n3
8.4734528288311E+21
n4
1.7274834213555E+29
n5
3.5218216603559E+36
2 √n
4515.1973378802
3 √n
273.1814194844
4 √n
67.195218117662
5 √n
28.964810693444
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20387006
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20387007 can be divided by 6 positive divisors.
The sum of these divisors (counting 20387007) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
1001101110001010010111111
3
Ternary
1102100202201100
4
Quaternary
1031301102333
5
Quinary
20204341012
6
Senary
2004544143
8
Octal
115612277
10
Decimal
20387007
12
Duodecimal
69b2053
16
Hexadecimal
13714bf
20
Vigesimal
6787a7
36
Base36
c4ypr
md5
a4bd9af6ef4e9aadc042571f23e62038
sha1
9ad3a82abd20bb98dd3469dae462b51f47ea2e68
sha256
2884af1bbc6a4e8425845b9b07ad88794eb8c3836eab3c28ab87b07b087c1494
sha512
755a666312dedd21e17b522ebd7a2a2d854b85de3469b0feff88b3996be32b53b36f750dc884038f9c0aa315ac3be700ac2b6d5bc252df47f120fbb9854e7d85
ripemd-160
ff5426584c4f1dc312c868847dbab86a487b4181
Diameter
40774014
Circumference
128095342.83977
Area
1.3057403255709E+15
Volume
3.5493516210127E+22
Surface area
5.2229613022835E+15
Circumference
128095342.83977
Perimeter
81548028
Area
415630054418049
Diagonal
28831581.795595
Surface area
2493780326508294
Volume
8.4734528288311E+21
Space diagonal
35311331.938262
Perimeter
61161021
Area
1.7997309285117E+14
Altitude
17655665.969131
Surface area
1.7997309285117E+14
Volume
9.9860599255514E+20
Height
9610527.2651984