20117887 is an odd 8-digits composite number following 20117886
and preceding 20117888 . In scientific notation, it is written as 2.0117887 × 10^7.
The sum of its digits is 34. It has a total of 3 prime factors and 8 positive divisors.
There are 19761600 positive integers (up to 20117887) that are relatively prime to 20117887.
20117887 has 8 divisors, whose sum is 20477520
The reverse of 20117887 is 78871102
Previous prime number is 101
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 34
Digital Root 7
Name
twenty million one hundred seventeen thousand eight hundred eighty-seven
Scientific notation
2.0117887 × 10^7
Engineering notation
2.0117887 × 10^6
Prime Factorization
139 × 101 × 1433
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20117887
Product of the distinct prime numbers
The prime factorization of 20117887 is 139 × 101 × 1433.
Since it has a total of 3 prime factors.
5 , 6 , 20 , 83 , 740 , 919 , 3751 , 8917 , 93791 , 61986 , 443848 , 449778 , 2235572 , 9010569 , 93773061 , 67512589 , 833381807 , 448353251 , 3444201148 , 2453499811
n×2
40235774
n×3
60353661
n×4
80471548
n×5
100589435
n÷2
10058943.5
n÷3
6705962.3333333
n÷3
5029471.75
n÷5
4023577.4
n2
404729377344769
n3
8.1422998790024E+21
n4
1.6380586888588E+29
n5
3.295427960183E+36
2 √n
4485.2967571834
3 √n
271.97404146013
4 √n
66.972358157552
5 √n
28.887933314581
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
-20117886
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 20117887 can be divided by 8 positive divisors.
The sum of these divisors (counting 20117887) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100101111100101111111
3
Ternary
1101212002112221
4
Quaternary
1030233211333
5
Quinary
20122233022
6
Senary
1555110211
8
Octal
114574577
10
Decimal
20117887
12
Duodecimal
68a2367
16
Hexadecimal
132f97f
20
Vigesimal
65eee7
36
Base36
bz727
md5
5588461bb8415b8a51b49e100b111c67
sha1
49748191c6f10f11ebef64fadecdcc7f16b37c5b
sha256
05da675b5ef21f88975ad39f13d53e8787f4806b9770056cc074a24b8fb7b5f4
sha512
4742ff41e2140e253e0c0d0ece092d57a46cf71c172c98c6e9574655c284a77a9cf7ce8091db1560e8ee742e11550849a8feb80287fa941ecadc670f54d7d954
ripemd-160
0d2145c4a13da79da24096a3f1e1f62a17c5c881
Diameter
40235774
Circumference
126404412.0099
Area
1.2714948385583E+15
Volume
3.4106385977599E+22
Surface area
5.0859793542332E+15
Circumference
126404412.0099
Perimeter
80471548
Area
404729377344769
Diagonal
28450988.641689
Surface area
2428376264068614
Volume
8.1422998790024E+21
Space diagonal
34845202.424929
Perimeter
60353661
Area
1.7525296121921E+14
Altitude
17422601.212465
Surface area
1.7525296121921E+14
Volume
9.595792431495E+20
Height
9483662.8805631