20126890 is an even 8-digits composite number following 20126889
and preceding 20126891 . In scientific notation, it is written as 2.0126890 × 10^7.
The sum of its digits is 28. It has a total of 5 prime factors and 32 positive divisors.
There are 6345216 positive integers (up to 20126890) that are relatively prime to 20126890.
20126890 has 32 divisors, whose sum is 33652800
The reverse of 20126890 is 09862102
Previous prime number is 19
Is Prime? no
Number parity even
Number length 8
Sum of Digits 28
Digital Root 1
Name
twenty million one hundred twenty-six thousand eight hundred ninety
Scientific notation
2.0126890 × 10^7
Engineering notation
2.0126890 × 10^6
Prime Factorization
2 × 35 × 37 × 19 × 409
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
20126890
Product of the distinct prime numbers
The prime factorization of 20126890 is 2 × 35 × 37 × 19 × 409.
Since it has a total of 5 prime factors.
4 , 10 , 83 , 99 , 835 , 20 , 2598 , 793 , 32143 , 79576 , 64480 , 903006 , 9297419 , 9544774 , 19253490 , 35893812 , 732296086 , 718573995 , 7335625342 , 5024316979
n×2
40253780
n×3
60380670
n×4
80507560
n×5
100634450
n÷2
10063445
n÷3
6708963.3333333
n÷3
5031722.5
n÷5
4025378
n2
405091701072100
n3
8.153236107391E+21
n4
1.6409928627749E+29
n5
3.3028082839855E+36
2 √n
4486.3002574505
3 √n
272.01460597749
4 √n
66.979849637413
5 √n
28.890518392436
1 , 2 , 19 , 35 , 37 , 38 , 70 , 74 , 409 , 665 , 703 , 818 , 1295 , 1330 , 1406 , 2590 , 7771 , 14315 , 15133 , 15542 , 24605 , 28630 , 30266 , 49210 , 271985 , 287527 , 529655 , 543970 , 575054 , 1059310 , 10063445 , 20126890
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20126889
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20126890 can be divided by 32 positive divisors.
The sum of these divisors (counting 20126890) is 1, the average is 0.03125.
Base
System
Value
2
Binary
1001100110001110010101010
3
Ternary
1101212112220101
4
Quaternary
1030301302222
5
Quinary
20123030030
6
Senary
1555220014
8
Octal
114616252
10
Decimal
20126890
12
Duodecimal
68a760a
16
Hexadecimal
1331caa
20
Vigesimal
65fh4a
36
Base36
bze0a
md5
b5f2823e7246e4546f4cface8acbcbcc
sha1
543d5705cf44a9ac12cb13738ff8dfc99295f276
sha256
a37b3234ee698ad77ac98e7d53cb67cc58564149b6e511b24db28df53542f16f
sha512
d3c20e58dba0c5715e60c82ea64e3d3b49f83999a69281afa4a94004819de9296bd5c01ea27b2f180303761ac60b3d8a9a1e296c82e7a84454d1ac5419fff2b2
ripemd-160
e9cbb2bcf2af93413638eb67a7ac74cb1cf67b04
Diameter
40253780
Circumference
126460979.52722
Area
1.2726331121183E+15
Volume
3.415219554395E+22
Surface area
5.0905324484732E+15
Circumference
126460979.52722
Perimeter
80507560
Area
405091701072100
Diagonal
28463720.806391
Surface area
2430550206432600
Volume
8.153236107391E+21
Space diagonal
34860796.07835
Perimeter
60380670
Area
1.7540985199535E+14
Altitude
17430398.039175
Surface area
1.7540985199535E+14
Volume
9.608680900252E+20
Height
9487906.9354638