21932687 is an odd 8-digits composite number following 21932686
and preceding 21932688 . In scientific notation, it is written as 2.1932687 × 10^7.
The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors.
There are 18720000 positive integers (up to 21932687) that are relatively prime to 21932687.
21932687 has 8 divisors, whose sum is 25171872
The reverse of 21932687 is 78623912
Previous prime number is 241
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
twenty-one million nine hundred thirty-two thousand six hundred eighty-seven
Scientific notation
2.1932687 × 10^7
Engineering notation
2.1932687 × 10^6
Prime Factorization
7 × 241 × 13001
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21932687
Product of the distinct prime numbers
The prime factorization of 21932687 is 7 × 241 × 13001.
Since it has a total of 3 prime factors.
8 , 6 , 55 , 46 , 686 , 949 , 8958 , 8476 , 23311 , 48546 , 125802 , 47220 , 3389100 , 2790816 , 43176555 , 99022620 , 348771993 , 107671628 , 647767253 , 2160075910
n×2
43865374
n×3
65798061
n×4
87730748
n×5
109663435
n÷2
10966343.5
n÷3
7310895.6666667
n÷3
5483171.75
n÷5
4386537.4
n2
481042759039969
n3
1.055056026764E+22
n4
2.3140213602479E+29
n5
5.075270620563E+36
2 √n
4683.2346727449
3 √n
279.91786281241
4 √n
68.434163052856
5 √n
29.391271068301
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
-21932686
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 21932687 can be divided by 8 positive divisors.
The sum of these divisors (counting 21932687) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010011101010101010001111
3
Ternary
1112021021222202
4
Quaternary
1103222222033
5
Quinary
21103321222
6
Senary
2102032115
8
Octal
123525217
10
Decimal
21932687
12
Duodecimal
741863b
16
Hexadecimal
14eaa8f
20
Vigesimal
6h1be7
36
Base36
d23db
md5
328164e77f81e3725d10c23713baf134
sha1
ebb8c7e7ad4cccf5f0028ce40a07262718dbe8cb
sha256
e707c23eaee4caee86d4cb49c3c956bde761911b4873b085f6cef18fd0f2cb22
sha512
b8612420a73d8f16bf15ae0739a0e7b36b8573a2ed7fe11bfe21469639c282543d795343970069830d902b827d1deaa78beb1dbe623a31b608558d8d8148bae4
ripemd-160
a0207ca07eadb3562afe68ed0688b55ec14dc1a3
Diameter
43865374
Circumference
137807136.70537
Area
1.5112403978625E+15
Volume
4.4194083504099E+22
Surface area
6.0449615914501E+15
Circumference
137807136.70537
Perimeter
87730748
Area
481042759039969
Diagonal
31017503.414684
Surface area
2886256554239814
Volume
1.055056026764E+22
Space diagonal
37988528.230505
Perimeter
65798061
Area
2.0829762481758E+14
Altitude
18994264.115253
Surface area
2.0829762481758E+14
Volume
1.2433954517609E+21
Height
10339167.804895