21693746 is an even 8-digits composite number following 21693745
and preceding 21693747 . In scientific notation, it is written as 2.1693746 × 10^7.
The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors.
There are 10815268 positive integers (up to 21693746) that are relatively prime to 21693746.
21693746 has 8 divisors, whose sum is 32635440
The reverse of 21693746 is 64739612
Previous prime number is 347
Is Prime? no
Number parity even
Number length 8
Sum of Digits 38
Digital Root 2
Name
twenty-one million six hundred ninety-three thousand seven hundred forty-six
Scientific notation
2.1693746 × 10^7
Engineering notation
2.1693746 × 10^6
Prime Factorization
2 × 347 × 31259
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21693746
Product of the distinct prime numbers
The prime factorization of 21693746 is 2 × 347 × 31259.
Since it has a total of 3 prime factors.
6 , 1 , 64 , 98 , 845 , 277 , 6366 , 3153 , 97369 , 22639 , 872657 , 690019 , 3053172 , 4525950 , 84001212 , 32097438 , 732650494 , 275368652 , 4590677627 , 6801614846
n×2
43387492
n×3
65081238
n×4
86774984
n×5
108468730
n÷2
10846873
n÷3
7231248.6666667
n÷3
5423436.5
n÷5
4338749.2
n2
470618615512516
n3
1.02094807078E+22
n4
2.2148188126692E+29
n5
4.8047716758067E+36
2 √n
4657.654559969
3 √n
278.89764705213
4 √n
68.247011362909
5 √n
29.326950772736
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
-21693745
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 21693746 can be divided by 8 positive divisors.
The sum of these divisors (counting 21693746) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010010110000010100110010
3
Ternary
1111211011020002
4
Quaternary
1102300110302
5
Quinary
21023144441
6
Senary
2052550002
8
Octal
122602462
10
Decimal
21693746
12
Duodecimal
7322302
16
Hexadecimal
14b0532
20
Vigesimal
6fbe76
36
Base36
cwz02
md5
bd74a21e40aacd43aa4059d88a96ed8c
sha1
864fccbec6f95c71ddde8214e601192c90220569
sha256
fe9bbab2f3074d85a6e4ca692659e771999cc4fee7aaf013b78f74cae033d83a
sha512
667edfe7ec77feaf99b7fbcec59e42f80e48d0803effb414a0f272f3896cfe30f63b5b424d47a76d895030cdb7824fced1537add7bd157ae99e1892df7e83b68
ripemd-160
c8c2b97efc96f46170f54c85e46cc297d271e4f7
Diameter
43387492
Circumference
136305826.12489
Area
1.4784919851367E+15
Volume
4.2765372784789E+22
Surface area
5.9139679405469E+15
Circumference
136305826.12489
Perimeter
86774984
Area
470618615512516
Diagonal
30679589.811877
Surface area
2823711693075096
Volume
1.02094807078E+22
Space diagonal
37574670.278494
Perimeter
65081238
Area
2.0378383826385E+14
Altitude
18787335.139247
Surface area
2.0378383826385E+14
Volume
1.2031988401465E+21
Height
10226529.937292