20087871 is an odd 8-digits composite number following 20087870
and preceding 20087872 . In scientific notation, it is written as 2.0087871 × 10^7.
The sum of its digits is 33. It has a total of 3 prime factors and 8 positive divisors.
There are 13366080 positive integers (up to 20087871) that are relatively prime to 20087871.
20087871 has 8 divisors, whose sum is 26835504
The reverse of 20087871 is 17878002
Previous prime number is 541
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 33
Digital Root 6
Name
twenty million eighty-seven thousand eight hundred seventy-one
Scientific notation
2.0087871 × 10^7
Engineering notation
2.0087871 × 10^6
Prime Factorization
3 × 541 × 12377
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20087871
Product of the distinct prime numbers
The prime factorization of 20087871 is 3 × 541 × 12377.
Since it has a total of 3 prime factors.
5 , 10 , 77 , 10 , 197 , 857 , 3792 , 5175 , 21233 , 61593 , 751442 , 660755 , 5216006 , 1428839 , 41816893 , 62483332 , 970689385 , 8335034 , 1748089225 , 7461037409
n×2
40175742
n×3
60263613
n×4
80351484
n×5
100439355
n÷2
10043935.5
n÷3
6695957
n÷3
5021967.75
n÷5
4017574.2
n2
403522561312641
n3
8.1059091572379E+21
n4
1.6283045748831E+29
n5
3.2709172248962E+36
2 √n
4481.9494642399
3 √n
271.83871186962
4 √n
66.947363385274
5 √n
28.879307973784
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
-20087870
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 20087871 can be divided by 8 positive divisors.
The sum of these divisors (counting 20087871) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100101000010000111111
3
Ternary
1101210120101020
4
Quaternary
1030220100333
5
Quinary
20120302441
6
Senary
1554315223
8
Octal
114502077
10
Decimal
20087871
12
Duodecimal
6888b13
16
Hexadecimal
132843f
20
Vigesimal
65ajdb
36
Base36
byjwf
md5
9ed2bc6dc915c4209fb0ce7d5631db15
sha1
e918bb66492f45a81c2d9e0c73b5e5a54f291bbc
sha256
ffc785abffaa71e5f7e98440dfcb72399e0019e898e0067595b3deeb4138195c
sha512
60bc55cef2d51766af64ef3ba9f9453f85af285b52ee3a32f67d2038a99898abfc6bd8ffcc962d99ddb4c9a5ddfbffe6282bdb1751f72fca19aad488c7a84911
ripemd-160
103951484a2c757b2c45209c62e57e2abfc7da3e
Diameter
40175742
Circumference
126215815.91972
Area
1.2677035141775E+15
Volume
3.3953952878727E+22
Surface area
5.0708140567101E+15
Circumference
126215815.91972
Perimeter
80351484
Area
403522561312641
Diagonal
28408539.607401
Surface area
2421135367875846
Volume
8.1059091572379E+21
Space diagonal
34793213.187889
Perimeter
60263613
Area
1.7473039454846E+14
Altitude
17396606.593945
Surface area
1.7473039454846E+14
Volume
9.5529055546084E+20
Height
9469513.2024671