21403693 is an odd 8-digits composite number following 21403692
and preceding 21403694 . In scientific notation, it is written as 2.1403693 × 10^7.
The sum of its digits is 28. It has a total of 2 prime factors and 4 positive divisors.
There are 21272220 positive integers (up to 21403693) that are relatively prime to 21403693.
21403693 has 4 divisors, whose sum is 21535168
The reverse of 21403693 is 39630412
Previous prime number is 163
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
twenty-one million four hundred three thousand six hundred ninety-three
Scientific notation
2.1403693 × 10^7
Engineering notation
2.1403693 × 10^6
Prime Factorization
163 × 131311
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21403693
Product of the distinct prime numbers
The prime factorization of 21403693 is 163 × 131311.
Since it has a total of 2 prime factors.
1 , 6 , 93 , 87 , 654 , 607 , 1454 , 1096 , 81108 , 6930 , 385964 , 254081 , 4135039 , 1378198 , 73158893 , 62333911 , 363071625 , 247490376 , 8014720397 , 9665319486
n×2
42807386
n×3
64211079
n×4
85614772
n×5
107018465
n÷2
10701846.5
n÷3
7134564.3333333
n÷3
5350923.25
n÷5
4280738.6
n2
458118074038249
n3
9.805418614466E+21
n4
2.0987216976051E+29
n5
4.4920394907979E+36
2 √n
4626.4125410517
3 √n
277.64907932655
4 √n
68.017736959205
5 √n
29.248105637171
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
-21403692
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 21403693 can be divided by 4 positive divisors.
The sum of these divisors (counting 21403693) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010001101001100000101101
3
Ternary
1111021102100101
4
Quaternary
1101221200231
5
Quinary
20434404233
6
Senary
2042431101
8
Octal
121514055
10
Decimal
21403693
12
Duodecimal
7202491
16
Hexadecimal
146982d
20
Vigesimal
6df94d
36
Base36
cqr71
md5
6a9421427d0013900914f6d6eb30b731
sha1
34e1303895f1238b8e978dc37f2bb1b98212e169
sha256
1d2b63c50d36f28dafdb772857964d1d97041b96cc8842285a0efdfcf1cd0783
sha512
a807f0e5e0d0292beb7bd2fb96ee1a06f1fa337ae56f1ae2f22975db6e1acb6e0f3fcbf95b5529035ca265176be321758a56e34dec718dd83165620bbcf23ff1
ripemd-160
5daebe706d8b541974145e066227da2fdf1a85ef
Diameter
42807386
Circumference
134483369.37698
Area
1.4392203758753E+15
Volume
4.1072841446105E+22
Surface area
5.7568815035011E+15
Circumference
134483369.37698
Perimeter
85614772
Area
458118074038249
Diagonal
30269392.92547
Surface area
2748708444229494
Volume
9.805418614466E+21
Space diagonal
37072283.745606
Perimeter
64211079
Area
1.9837094502496E+14
Altitude
18536141.872803
Surface area
1.9837094502496E+14
Volume
1.1555796657769E+21
Height
10089797.641823