20091892 is an even 8-digits composite number following 20091891
and preceding 20091893 . In scientific notation, it is written as 2.0091892 × 10^7.
The sum of its digits is 31. It has a total of 4 prime factors and 12 positive divisors.
There are 8956800 positive integers (up to 20091892) that are relatively prime to 20091892.
20091892 has 12 divisors, whose sum is 35271936
The reverse of 20091892 is 29819002
Previous prime number is 323
Is Prime? no
Number parity even
Number length 8
Sum of Digits 31
Digital Root 4
Name
twenty million ninety-one thousand eight hundred ninety-two
Scientific notation
2.0091892 × 10^7
Engineering notation
2.0091892 × 10^6
Prime Factorization
2 × 2 × 323 × 15551
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
10045946
Product of the distinct prime numbers
The prime factorization of 20091892 is 2 × 2 × 323 × 15551.
Since it has a total of 4 prime factors.
1 , 2 , 2 , 12 , 226 , 242 , 5749 , 1975 , 40251 , 26862 , 797932 , 716809 , 3285094 , 1096010 , 35873686 , 15024873 , 689178520 , 369538566 , 7183984879 , 2069887741
n×2
40183784
n×3
60275676
n×4
80367568
n×5
100459460
n÷2
10045946
n÷3
6697297.3333333
n÷3
5022973
n÷5
4018378.4
n2
403684124139664
n3
8.1107778243287E+21
n4
1.6296087208241E+29
n5
3.2741922421055E+36
2 √n
4482.398018918
3 √n
271.8568486935
4 √n
66.950713356304
5 √n
28.880464038562
1 , 2 , 4 , 323 , 646 , 1292 , 15551 , 31102 , 62204 , 5022973 , 10045946 , 20091892
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20091891
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20091892 can be divided by 12 positive divisors.
The sum of these divisors (counting 20091892) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1001100101001001111110100
3
Ternary
1101210202220011
4
Quaternary
1030221033310
5
Quinary
20120420032
6
Senary
1554350004
8
Octal
114511764
10
Decimal
20091892
12
Duodecimal
688b304
16
Hexadecimal
13293f4
20
Vigesimal
65b9ec
36
Base36
byn04
md5
9dfdd3773890d4d6426cb1044f110faf
sha1
8f6f01670243813c15d9ca143d3a01f33cd02cd1
sha256
49c08df91794ca29d02995cb9014d31f1b4b0b1684fde99926b6329123ea7a25
sha512
3e67ece53b8b55898f1913a4ce6c0bc76ce92b9c7bff1c287f21ce7e2c42f87428ff8f44770500920f5dcf6b64b1f7e8e74dcaee79c04fe6c6fc39441a2fa499
ripemd-160
5dc118fc834e15c426a45f97897c3bb14597f493
Diameter
40183784
Circumference
126241080.60784
Area
1.268211078768E+15
Volume
3.3974346703747E+22
Surface area
5.072844315072E+15
Circumference
126241080.60784
Perimeter
80367568
Area
403684124139664
Diagonal
28414226.160135
Surface area
2422104744837984
Volume
8.1107778243287E+21
Space diagonal
34800177.764187
Perimeter
60275676
Area
1.7480035330471E+14
Altitude
17400088.882093
Surface area
1.7480035330471E+14
Volume
9.5586433338005E+20
Height
9471408.7200452