21872693 is an odd 8-digits composite number following 21872692
and preceding 21872694 . In scientific notation, it is written as 2.1872693 × 10^7.
The sum of its digits is 38. It has a total of 2 prime factors and 4 positive divisors.
There are 20586048 positive integers (up to 21872693) that are relatively prime to 21872693.
21872693 has 4 divisors, whose sum is 23159340
The reverse of 21872693 is 39627812
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
twenty-one million eight hundred seventy-two thousand six hundred ninety-three
Scientific notation
2.1872693 × 10^7
Engineering notation
2.1872693 × 10^6
Prime Factorization
17 × 1286629
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21872693
Product of the distinct prime numbers
The prime factorization of 21872693 is 17 × 1286629.
Since it has a total of 2 prime factors.
9 , 7 , 45 , 32 , 39 , 456 , 5205 , 1599 , 19940 , 81507 , 695484 , 374240 , 1913476 , 1787211 , 79419723 , 90173441 , 463859074 , 795076559 , 855533313 , 8734028002
n×2
43745386
n×3
65618079
n×4
87490772
n×5
109363465
n÷2
10936346.5
n÷3
7290897.6666667
n÷3
5468173.25
n÷5
4374538.6
n2
478414699072249
n3
1.0464217839495E+22
n4
2.2888062428839E+29
n5
5.0062356287083E+36
2 √n
4676.8250982905
3 √n
279.66240349703
4 √n
68.387316794056
5 √n
29.375174249889
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
-21872692
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 21872693 can be divided by 4 positive divisors.
The sum of these divisors (counting 21872693) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010011011100000000110101
3
Ternary
1112011020200202
4
Quaternary
1103130000311
5
Quinary
21044411233
6
Senary
2100450245
8
Octal
123340065
10
Decimal
21872693
12
Duodecimal
73a9985
16
Hexadecimal
14dc035
20
Vigesimal
6ge1ed
36
Base36
d0t2t
md5
b0acd959b9600f984203cf3ab1940c14
sha1
ec38a98e3b48e7e7a1830beade8ad724b392477a
sha256
85431da0ade45f5dea47a59240f79dd0e419a16eafd017cb1e9f539e76b3a0fb
sha512
ffa588cc8152004494798ab3843125065519f6602f0d34e73322b92e86231320501d5701b88caff21b8e9f056cde5a7152fb635a6c5c3962cba6f853c8ae9c4d
ripemd-160
5f47814e007a3269d4780cab0d7bb46c2f38f852
Diameter
43745386
Circumference
137430183.28605
Area
1.5029841039747E+15
Volume
4.3832413186826E+22
Surface area
6.011936415899E+15
Circumference
137430183.28605
Perimeter
87490772
Area
478414699072249
Diagonal
30932659.086223
Surface area
2870488194433494
Volume
1.0464217839495E+22
Space diagonal
37884615.574356
Perimeter
65618079
Area
2.0715964147023E+14
Altitude
18942307.787178
Surface area
2.0715964147023E+14
Volume
1.23321989902E+21
Height
10310886.362074