21497774 is an even 8-digits composite number following 21497773
and preceding 21497775 . In scientific notation, it is written as 2.1497774 × 10^7.
The sum of its digits is 41. It has a total of 3 prime factors and 8 positive divisors.
There are 10736656 positive integers (up to 21497774) that are relatively prime to 21497774.
21497774 has 8 divisors, whose sum is 32283360
The reverse of 21497774 is 47779412
Previous prime number is 11279
Is Prime? no
Number parity even
Number length 8
Sum of Digits 41
Digital Root 5
Name
twenty-one million four hundred ninety-seven thousand seven hundred seventy-four
Scientific notation
2.1497774 × 10^7
Engineering notation
2.1497774 × 10^6
Prime Factorization
2 × 11279 × 953
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21497774
Product of the distinct prime numbers
The prime factorization of 21497774 is 2 × 11279 × 953.
Since it has a total of 3 prime factors.
1 , 10 , 100 , 45 , 931 , 722 , 6028 , 1155 , 84830 , 6333 , 455624 , 394815 , 7162884 , 2014313 , 71692089 , 32062996 , 804692776 , 917655631 , 6481551779 , 1095671294
n×2
42995548
n×3
64493322
n×4
85991096
n×5
107488870
n÷2
10748887
n÷3
7165924.6666667
n÷3
5374443.5
n÷5
4299554.8
n2
462154286955076
n3
9.9352884140914E+21
n4
2.1358658495095E+29
n5
4.5916361327074E+36
2 √n
4636.5692057814
3 √n
278.05529152289
4 √n
68.092357910278
5 √n
29.273772849543
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
-21497773
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 21497774 can be divided by 8 positive divisors.
The sum of these divisors (counting 21497774) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010010000000011110101110
3
Ternary
1111110012101212
4
Quaternary
1102000132232
5
Quinary
21000412044
6
Senary
2044434422
8
Octal
122003656
10
Decimal
21497774
12
Duodecimal
7248a12
16
Hexadecimal
14807ae
20
Vigesimal
6e748e
36
Base36
csrse
md5
a46b67b1cd3b2a48fd9a0897140daf2b
sha1
f3ee50e11ae25bd6d27ebf5ca64ca4eb929f85cd
sha256
00261dcf2f21a0f3e7692d5878b90f81df7012a018e29d0380be43445484851c
sha512
32bcf1436400e3f08901ce7af261cd4b013e59553620bca38e7ca687187b0ec9e279b2d81b617233cf26236b35e8d996f98f7b40545cf7874afdc3c1364fc639
ripemd-160
1b3deded90773b824e50578d52caf90ba5b617b2
Diameter
42995548
Circumference
135074497.73387
Area
1.4519005127231E+15
Volume
4.1616838790674E+22
Surface area
5.8076020508924E+15
Circumference
135074497.73387
Perimeter
85991096
Area
462154286955076
Diagonal
30402443.551632
Surface area
2772925721730456
Volume
9.9352884140914E+21
Space diagonal
37235236.817633
Perimeter
64493322
Area
2.0011867648549E+14
Altitude
18617618.408817
Surface area
2.0011867648549E+14
Volume
1.1708849684414E+21
Height
10134147.850544