20999715 is an odd 8-digits composite number following 20999714
and preceding 20999716 . In scientific notation, it is written as 2.0999715 × 10^7.
The sum of its digits is 42. It has a total of 2 prime factors and 4 positive divisors.
There are 10181600 positive integers (up to 20999715) that are relatively prime to 20999715.
20999715 has 4 divisors, whose sum is 21127152
The reverse of 20999715 is 51799902
Previous prime number is 165
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
twenty million nine hundred ninety-nine thousand seven hundred fifteen
Scientific notation
2.0999715 × 10^7
Engineering notation
2.0999715 × 10^6
Prime Factorization
165 × 127271
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20999715
Product of the distinct prime numbers
The prime factorization of 20999715 is 165 × 127271.
Since it has a total of 2 prime factors.
9 , 5 , 81 , 76 , 199 , 587 , 6503 , 596 , 16074 , 75241 , 230612 , 342998 , 8725688 , 9124644 , 87817808 , 44414731 , 382749742 , 542897016 , 5320784581 , 5044908912
n×2
41999430
n×3
62999145
n×4
83998860
n×5
104998575
n÷2
10499857.5
n÷3
6999905
n÷3
5249928.75
n÷5
4199943
n2
440988030081225
n3
9.2606229501172E+21
n4
1.9447044267492E+29
n5
4.0838238720971E+36
2 √n
4582.544598801
3 √n
275.89116954772
4 √n
67.694494597426
5 √n
29.136855499367
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20999714
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20999715 can be divided by 4 positive divisors.
The sum of these divisors (counting 20999715) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010000000110111000100011
3
Ternary
1110111220012020
4
Quaternary
1100012320203
5
Quinary
20333442330
6
Senary
2030032523
8
Octal
120067043
10
Decimal
20999715
12
Duodecimal
7048743
16
Hexadecimal
1406e23
20
Vigesimal
6b4j5f
36
Base36
ci3hf
md5
9665b19c9ccf5ac0db6d46a4aa43e406
sha1
c9dfb5e02fc7b5078aae5ac56edb37a64ef47788
sha256
520444c02b3fe7c53f2267120871bdc7c2b5a45f720a75bbd0180336d352caff
sha512
a60903ed0f72729787f416a21c4b3161b655db50f099bfd6198f820f7457edacc8d82476a62d87503ae9b5b16df694c65c99250191518efd851b5ab7d10caf87
ripemd-160
08160422ff33aa2087feed6aaffa97b80d3599bf
Diameter
41999430
Circumference
131945100.74296
Area
1.3854047556242E+15
Volume
3.8790806703671E+22
Surface area
5.5416190224968E+15
Circumference
131945100.74296
Perimeter
83998860
Area
440988030081225
Diagonal
29698081.75897
Surface area
2645928180487350
Volume
9.2606229501172E+21
Space diagonal
36372573.324466
Perimeter
62999145
Area
1.909534184076E+14
Altitude
18186286.662233
Surface area
1.909534184076E+14
Volume
1.0913748810066E+21
Height
9899360.5863232