20999746 is an even 8-digits composite number following 20999745
and preceding 20999747 . In scientific notation, it is written as 2.0999746 × 10^7.
The sum of its digits is 46. It has a total of 3 prime factors and 8 positive divisors.
There are 10469268 positive integers (up to 20999746) that are relatively prime to 20999746.
20999746 has 8 divisors, whose sum is 31591440
The reverse of 20999746 is 64799902
Previous prime number is 347
Is Prime? no
Number parity even
Number length 8
Sum of Digits 46
Digital Root 1
Name
twenty million nine hundred ninety-nine thousand seven hundred forty-six
Scientific notation
2.0999746 × 10^7
Engineering notation
2.0999746 × 10^6
Prime Factorization
2 × 347 × 30259
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20999746
Product of the distinct prime numbers
The prime factorization of 20999746 is 2 × 347 × 30259.
Since it has a total of 3 prime factors.
5 , 3 , 23 , 68 , 299 , 871 , 1399 , 434 , 99828 , 65668 , 525333 , 602734 , 4915104 , 2981787 , 13679072 , 43531961 , 727514818 , 90636839 , 1481363372 , 4139618055
n×2
41999492
n×3
62999238
n×4
83998984
n×5
104998730
n÷2
10499873
n÷3
6999915.3333333
n÷3
5249936.5
n÷5
4199949.2
n2
440989332064516
n3
9.2606639620645E+21
n4
1.9447159099471E+29
n5
4.0838540151048E+36
2 √n
4582.5479812
3 √n
275.89130530547
4 √n
67.694519580244
5 √n
29.136864101789
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
-20999745
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 20999746 can be divided by 8 positive divisors.
The sum of these divisors (counting 20999746) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010000000110111001000010
3
Ternary
1110111220020101
4
Quaternary
1100012321002
5
Quinary
20333442441
6
Senary
2030033014
8
Octal
120067102
10
Decimal
20999746
12
Duodecimal
704876a
16
Hexadecimal
1406e42
20
Vigesimal
6b4j76
36
Base36
ci3ia
md5
14d03d2732cd336c3950fa97a7436313
sha1
d5b561585b73e1a60af14ee2195ac40dcb15e7bb
sha256
445cd3de2a73d4fa1767e241a15d117e7e46e233b416b6cf67ad03230fdf873a
sha512
0888e2902a21352cafa65ff54abcf08ab70d00b2a357ebb4eda04a1986f646b7313ce31b2665f5eaebbd3ffac43062e50c4c06bbe6eecb91e6cbb97662c9564e
ripemd-160
997289fceba013579d57108e3095dd4a143f8a21
Diameter
41999492
Circumference
131945295.5217
Area
1.3854088459254E+15
Volume
3.8790978494114E+22
Surface area
5.5416353837014E+15
Circumference
131945295.5217
Perimeter
83998984
Area
440989332064516
Diagonal
29698125.59959
Surface area
2645935992387096
Volume
9.2606639620645E+21
Space diagonal
36372627.018041
Perimeter
62999238
Area
1.909539821829E+14
Altitude
18186313.509021
Surface area
1.909539821829E+14
Volume
1.0913797143109E+21
Height
9899375.1998634