20992765 is an odd 8-digits composite number following 20992764
and preceding 20992766 . In scientific notation, it is written as 2.0992765 × 10^7.
The sum of its digits is 40. It has a total of 2 prime factors and 4 positive divisors.
There are 16794208 positive integers (up to 20992765) that are relatively prime to 20992765.
20992765 has 4 divisors, whose sum is 25191324
The reverse of 20992765 is 56729902
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 40
Digital Root 4
Name
twenty million nine hundred ninety-two thousand seven hundred sixty-five
Scientific notation
2.0992765 × 10^7
Engineering notation
2.0992765 × 10^6
Prime Factorization
5 × 4198553
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20992765
Product of the distinct prime numbers
The prime factorization of 20992765 is 5 × 4198553.
Since it has a total of 2 prime factors.
3 , 2 , 91 , 41 , 605 , 926 , 7038 , 3853 , 3455 , 54797 , 720178 , 947412 , 474773 , 5360863 , 70386559 , 99877933 , 337598019 , 579076955 , 8780174240 , 2684636387
n×2
41985530
n×3
62978295
n×4
83971060
n×5
104963825
n÷2
10496382.5
n÷3
6997588.3333333
n÷3
5248191.25
n÷5
4198553
n2
440696182345225
n3
9.2514313923705E+21
n4
1.9421312513366E+29
n5
4.0770704958464E+36
2 √n
4581.7862237341
3 √n
275.86073016322
4 √n
67.688892912605
5 √n
29.134926635488
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
-20992764
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 20992765 can be divided by 4 positive divisors.
The sum of these divisors (counting 20992765) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010000000101001011111101
3
Ternary
1110111112122211
4
Quaternary
1100011023331
5
Quinary
20333232030
6
Senary
2025540421
8
Octal
120051375
10
Decimal
20992765
12
Duodecimal
7044711
16
Hexadecimal
14052fd
20
Vigesimal
6b41i5
36
Base36
chy4d
md5
18b799ca5000badcdfd48031277172c2
sha1
e5eb86e63bbf15943f04a258339f6b5ad3404622
sha256
83c11ba1d697a5a8bf4593d37d4898966415448d5fb300245a819dacca52e582
sha512
fe3eebe400fe8dd3b86f592ad4975f231345054c72c37b9663e117838c5e923ba83643128e9ce80cb496ca9ee9c0dbfbf1e65b3fcb8bd78c02a872560651e0ee
ripemd-160
b7d2004f2c1c6a690cd8961c4b37d01b729ecc62
Diameter
41985530
Circumference
131901432.60507
Area
1.3844878889208E+15
Volume
3.8752305196615E+22
Surface area
5.5379515556833E+15
Circumference
131901432.60507
Perimeter
83971060
Area
440696182345225
Diagonal
29688252.974711
Surface area
2644177094071350
Volume
9.2514313923705E+21
Space diagonal
36360535.571354
Perimeter
62978295
Area
1.9082704463089E+14
Altitude
18180267.785677
Surface area
1.9082704463089E+14
Volume
1.0902916455379E+21
Height
9896084.3249037