20087898 is an even 8-digits composite number following 20087897
and preceding 20087899 . In scientific notation, it is written as 2.0087898 × 10^7.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 6695964 positive integers (up to 20087898) that are relatively prime to 20087898.
20087898 has 8 divisors, whose sum is 40175808
The reverse of 20087898 is 89878002
Previous prime number is 3
Is Prime? no
Number parity even
Number length 8
Sum of Digits 42
Digital Root 6
Name
twenty million eighty-seven thousand eight hundred ninety-eight
Scientific notation
2.0087898 × 10^7
Engineering notation
2.0087898 × 10^6
Prime Factorization
2 × 3 × 3347983
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20087898
Product of the distinct prime numbers
The prime factorization of 20087898 is 2 × 3 × 3347983.
Since it has a total of 3 prime factors.
9 , 4 , 27 , 14 , 537 , 461 , 8481 , 5181 , 31813 , 46772 , 508585 , 340656 , 2937185 , 6064222 , 31073946 , 37103900 , 86451981 , 603547997 , 9479437866 , 1917013570
n×2
40175796
n×3
60263694
n×4
80351592
n×5
100439490
n÷2
10043949
n÷3
6695966
n÷3
5021974.5
n÷5
4017579.6
n2
403523646058404
n3
8.1059418426093E+21
n4
1.6283133292827E+29
n5
3.2709392070671E+36
2 √n
4481.952476321
3 √n
271.83883366188
4 √n
66.94738588116
5 √n
28.879315737084
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
-20087897
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 20087898 can be divided by 8 positive divisors.
The sum of these divisors (counting 20087898) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100101000010001011010
3
Ternary
1101210120102020
4
Quaternary
1030220101122
5
Quinary
20120303043
6
Senary
1554315310
8
Octal
114502132
10
Decimal
20087898
12
Duodecimal
6888b36
16
Hexadecimal
132845a
20
Vigesimal
65ajei
36
Base36
byjx6
md5
1277896108f874e42f666cda8e616e63
sha1
9f020be9eb370e4684f9d8931243e3d9cf2c2a3a
sha256
b6fc4b52ebf3da431668c71b78033e50f0fbd2fb52978660c24ce007a2a414d0
sha512
226fafefe46d9f790148bfaef7916c8f289029880432b9865486a7743727b5ccae49dcfff558c8849d0e4cc1eab716a70aeaf671032cc524dacbd97865877481
ripemd-160
9875a8ae421b5c0d6f34438b9e13339fdbf1d5ea
Diameter
40175796
Circumference
126215985.56572
Area
1.2677069220068E+15
Volume
3.395408979089E+22
Surface area
5.0708276880274E+15
Circumference
126215985.56572
Perimeter
80351592
Area
403523646058404
Diagonal
28408577.791167
Surface area
2421141876350424
Volume
8.1059418426093E+21
Space diagonal
34793259.953261
Perimeter
60263694
Area
1.7473086425715E+14
Altitude
17396629.976631
Surface area
1.7473086425715E+14
Volume
9.552944074688E+20
Height
9469525.9303891