20087087 is an odd 8-digits composite number following 20087086
and preceding 20087088 . In scientific notation, it is written as 2.0087087 × 10^7.
The sum of its digits is 32. It has a total of 2 prime factors and 4 positive divisors.
There are 20076936 positive integers (up to 20087087) that are relatively prime to 20087087.
20087087 has 4 divisors, whose sum is 20097240
The reverse of 20087087 is 78078002
Previous prime number is 7459
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
twenty million eighty-seven thousand eighty-seven
Scientific notation
2.0087087 × 10^7
Engineering notation
2.0087087 × 10^6
Prime Factorization
7459 × 2693
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20087087
Product of the distinct prime numbers
The prime factorization of 20087087 is 7459 × 2693.
Since it has a total of 2 prime factors.
10 , 6 , 34 , 39 , 394 , 487 , 4299 , 1398 , 24471 , 29623 , 512081 , 592971 , 6022915 , 2835419 , 42909655 , 96278373 , 741761884 , 699158464 , 885035516 , 4929801442
n×2
40174174
n×3
60261261
n×4
80348348
n×5
100435435
n÷2
10043543.5
n÷3
6695695.6666667
n÷3
5021771.75
n÷5
4017417.4
n2
403491064145569
n3
8.1049601092146E+21
n4
1.6280503884532E+29
n5
3.2702789793244E+36
2 √n
4481.8620014454
3 √n
271.83517533551
4 √n
66.946710161481
5 √n
28.879082546899
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20087086
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20087087 can be divided by 4 positive divisors.
The sum of these divisors (counting 20087087) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100101000000100101111
3
Ternary
1101210112022012
4
Quaternary
1030220010233
5
Quinary
20120241322
6
Senary
1554311435
8
Octal
114500457
10
Decimal
20087087
12
Duodecimal
688857b
16
Hexadecimal
132812f
20
Vigesimal
65ahe7
36
Base36
byjan
md5
dc7b21090e26b66b5dc76332c9ba683a
sha1
9c6fb7f5cb89d5c6593f50f66a21dd943d54382f
sha256
f33ecc166a7557c73b28cbf3e2efcd2e876746cd05079129274537c39f883b96
sha512
5a19c259480715f96e8dd1076a4734c891b1eb9784a754aeb384a943662b7ce35d096b3ef148891585de240891222ed0ca95174a3e8e726e3307be388af57c12
ripemd-160
48a322d5338d38823c45d766d87b907200394227
Diameter
40174174
Circumference
126210889.90244
Area
1.2676045629088E+15
Volume
3.3949977515663E+22
Surface area
5.0704182516354E+15
Circumference
126210889.90244
Perimeter
80348348
Area
403491064145569
Diagonal
28407430.863968
Surface area
2420946384873414
Volume
8.1049601092146E+21
Space diagonal
34791855.260056
Perimeter
60261261
Area
1.7471675587504E+14
Altitude
17395927.630028
Surface area
1.7471675587504E+14
Volume
9.5517870907869E+20
Height
9469143.6213228