20087857 is an odd 8-digits prime number following 20087856
and preceding 20087858 . In scientific notation, it is written as 2.0087857 × 10^7.
The sum of its digits is 37. It has a total of 1 prime factors and 2 positive divisors.
There are 20087856 positive integers (up to 20087857) that are relatively prime to 20087857.
20087857 has 2 divisors, whose sum is 20087858
The reverse of 20087857 is 75878002
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
twenty million eighty-seven thousand eight hundred fifty-seven
Scientific notation
2.0087857 × 10^7
Engineering notation
2.0087857 × 10^6
Prime Factorization
20087857
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
20087857
Product of the distinct prime numbers
The prime factorization of 20087857 is 20087857.
Since it has a total of 1 prime factors.
5 , 9 , 78 , 98 , 746 , 461 , 2529 , 8622 , 11487 , 81594 , 462131 , 913373 , 1503866 , 3073895 , 51909396 , 24764092 , 57236754 , 874810781 , 5474432217 , 9950523606
n×2
40175714
n×3
60263571
n×4
80351428
n×5
100439285
n÷2
10043928.5
n÷3
6695952.3333333
n÷3
5021964.25
n÷5
4017571.4
n2
403521998852449
n3
8.1058922093022E+21
n4
1.6283000355788E+29
n5
3.2709058267801E+36
2 √n
4481.9479024192
3 √n
271.83864871803
4 √n
66.947351720731
5 √n
28.879303948365
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
20087858
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
10043929
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
4481.9480139779
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999004374
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20087857 can be divided by 2 positive divisors.
The sum of these divisors (counting 20087857) is 20087858, the average is 10043929.
Base
System
Value
2
Binary
1001100101000010000110001
3
Ternary
1101210120100201
4
Quaternary
1030220100301
5
Quinary
20120302412
6
Senary
1554315201
8
Octal
114502061
10
Decimal
20087857
12
Duodecimal
6888b01
16
Hexadecimal
1328431
20
Vigesimal
65ajch
36
Base36
byjw1
md5
290a0b6a8e431079b70f0e0825794750
sha1
a223c9146f5eea4fd8a73a89518297d101a4c946
sha256
2bd7c11c849bf3f2258a157529fca7d0e3c57dfc5b38fedba263543accb3f578
sha512
77b19d861a2609d3981a33751bef12ee3384d0a6617490c7cf42fb62f597c5a942b1aef89666dada24eb7f9125cba2f3354fda27e095774104e0f4ce0d04b659
ripemd-160
132b9fa2cfe354a7b13cbe8515dc70e5e2b2d93b
Diameter
40175714
Circumference
126215727.95512
Area
1.2677017471567E+15
Volume
3.3953881887379E+22
Surface area
5.0708069886269E+15
Circumference
126215727.95512
Perimeter
80351428
Area
403521998852449
Diagonal
28408519.808411
Surface area
2421131993114694
Volume
8.1058922093022E+21
Space diagonal
34793188.939178
Perimeter
60263571
Area
1.7473015099605E+14
Altitude
17396594.469589
Surface area
1.7473015099605E+14
Volume
9.5528855812746E+20
Height
9469506.6028038