20992790 is an even 8-digits composite number following 20992789
and preceding 20992791 . In scientific notation, it is written as 2.0992790 × 10^7.
The sum of its digits is 38. It has a total of 5 prime factors and 32 positive divisors.
There are 5879808 positive integers (up to 20992790) that are relatively prime to 20992790.
20992790 has 32 divisors, whose sum is 38949120
The reverse of 20992790 is 09729902
Previous prime number is 391
Is Prime? no
Number parity even
Number length 8
Sum of Digits 38
Digital Root 2
Name
twenty million nine hundred ninety-two thousand seven hundred ninety
Scientific notation
2.0992790 × 10^7
Engineering notation
2.0992790 × 10^6
Prime Factorization
2 × 5 × 91 × 391 × 59
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
20992790
Product of the distinct prime numbers
The prime factorization of 20992790 is 2 × 5 × 91 × 391 × 59.
Since it has a total of 5 prime factors.
2 , 10 , 98 , 66 , 464 , 332 , 8376 , 6373 , 39350 , 36472 , 224628 , 429036 , 9566820 , 2874082 , 77139450 , 59480591 , 165900911 , 618423848 , 2853025926 , 8361144460
n×2
41985580
n×3
62978370
n×4
83971160
n×5
104963950
n÷2
10496395
n÷3
6997596.6666667
n÷3
5248197.5
n÷5
4198558
n2
440697231984100
n3
9.2514644446235E+21
n4
1.9421405027845E+29
n5
4.0770947725449E+36
2 √n
4581.788951927
3 √n
275.86083966945
4 √n
67.688913065043
5 √n
29.134933574763
1 , 2 , 5 , 10 , 59 , 91 , 118 , 182 , 295 , 391 , 455 , 590 , 782 , 910 , 1955 , 3910 , 5369 , 10738 , 23069 , 26845 , 35581 , 46138 , 53690 , 71162 , 115345 , 177905 , 230690 , 355810 , 2099279 , 4198558 , 10496395 , 20992790
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
-20992789
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 20992790 can be divided by 32 positive divisors.
The sum of these divisors (counting 20992790) is 1, the average is 0.03125.
Base
System
Value
2
Binary
1010000000101001100010110
3
Ternary
1110111112200202
4
Quaternary
1100011030112
5
Quinary
20333232130
6
Senary
2025540502
8
Octal
120051426
10
Decimal
20992790
12
Duodecimal
7044732
16
Hexadecimal
1405316
20
Vigesimal
6b41ja
36
Base36
chy52
md5
1c83c0f0d2d498017814855af8142cd6
sha1
b1fa3cad91ce30af673069a7456604c4cb8af644
sha256
caed29e3da9411944ff74b098b6b3cafc35a48de46e647246080a18fa31e58bd
sha512
97ae292215a685cfe3e99688bd0bfcdcff595b43878813b022a08e20e1ca6e96d7a5c654761d7448f2e1120cf6cb13f67aa542f0a7d1234898f88c2021b2c0f2
ripemd-160
70792ab9e956fc2122648be741179c43573b5ca1
Diameter
41985580
Circumference
131901589.68471
Area
1.3844911864586E+15
Volume
3.8752443645568E+22
Surface area
5.5379647458344E+15
Circumference
131901589.68471
Perimeter
83971160
Area
440697231984100
Diagonal
29688288.33005
Surface area
2644183391904600
Volume
9.2514644446235E+21
Space diagonal
36360578.872624
Perimeter
62978370
Area
1.9082749913786E+14
Altitude
18180289.436312
Surface area
1.9082749913786E+14
Volume
1.0902955407833E+21
Height
9896096.1100168