20998611 is an odd 8-digits composite number following 20998610
and preceding 20998612 . In scientific notation, it is written as 2.0998611 × 10^7.
The sum of its digits is 36. It has a total of 3 prime factors and 6 positive divisors.
There are 13999068 positive integers (up to 20998611) that are relatively prime to 20998611.
20998611 has 6 divisors, whose sum is 30331340
The reverse of 20998611 is 11689902
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 36
Digital Root 9
Name
twenty million nine hundred ninety-eight thousand six hundred eleven
Scientific notation
2.0998611 × 10^7
Engineering notation
2.0998611 × 10^6
Prime Factorization
3 × 3 × 2333179
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
6999537
Product of the distinct prime numbers
The prime factorization of 20998611 is 3 × 3 × 2333179.
Since it has a total of 3 prime factors.
2 , 8 , 77 , 97 , 389 , 90 , 678 , 7636 , 90392 , 40047 , 319140 , 901900 , 3653153 , 4188688 , 9436780 , 55672001 , 24279062 , 527927180 , 5338409472 , 7537928326
n×2
41997222
n×3
62995833
n×4
83994444
n×5
104993055
n÷2
10499305.5
n÷3
6999537
n÷3
5249652.75
n÷5
4199722.2
n2
440941663929321
n3
9.2591624745445E+21
n4
1.9442955098876E+29
n5
4.0827505081176E+36
2 √n
4582.424140125
3 √n
275.88633473307
4 √n
67.693604868739
5 √n
29.136549135544
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20998610
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20998611 can be divided by 6 positive divisors.
The sum of these divisors (counting 20998611) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
1010000000110100111010011
3
Ternary
1110111211200100
4
Quaternary
1100012213103
5
Quinary
20333423421
6
Senary
2030023443
8
Octal
120064723
10
Decimal
20998611
12
Duodecimal
7047b83
16
Hexadecimal
14069d3
20
Vigesimal
6b4gab
36
Base36
ci2mr
md5
3e70a1612d0a2bd4ff26020cf261de6b
sha1
33449a9ea81554dd5b5b0dd87b0c7b8b88c0bc51
sha256
55b85bb5aeef5c98cec5867a3934d2fbe186f59cf28457b5dad645e06e06a1de
sha512
7b1dff3338b1033fe9cea7dc0b0ca776641ca5e08769263d04d0711497543c5d3931191cd1382ecb8504f9fb2e7e401886db70ba4f193829078867f203f57633
ripemd-160
47d029d8a0c8822643dabd53562f88c9b0f808cb
Diameter
41997222
Circumference
131938164.10638
Area
1.385259092062E+15
Volume
3.8784689077898E+22
Surface area
5.5410363682481E+15
Circumference
131938164.10638
Perimeter
83994444
Area
440941663929321
Diagonal
29696520.467197
Surface area
2645649983575926
Volume
9.2591624745445E+21
Space diagonal
36370661.140375
Perimeter
62995833
Area
1.9093334127489E+14
Altitude
18185330.570187
Surface area
1.9093334127489E+14
Volume
1.0912027623097E+21
Height
9898840.1557323