21997277 is an odd 8-digits composite number following 21997276
and preceding 21997278 . In scientific notation, it is written as 2.1997277 × 10^7.
The sum of its digits is 44. It has a total of 2 prime factors and 4 positive divisors.
There are 21402720 positive integers (up to 21997277) that are relatively prime to 21997277.
21997277 has 4 divisors, whose sum is 22591836
The reverse of 21997277 is 77279912
Previous prime number is 37
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 44
Digital Root 8
Name
twenty-one million nine hundred ninety-seven thousand two hundred seventy-seven
Scientific notation
2.1997277 × 10^7
Engineering notation
2.1997277 × 10^6
Prime Factorization
37 × 594521
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21997277
Product of the distinct prime numbers
The prime factorization of 21997277 is 37 × 594521.
Since it has a total of 2 prime factors.
5 , 8 , 75 , 51 , 523 , 691 , 9363 , 6008 , 35000 , 39486 , 639471 , 75337 , 8036528 , 3856512 , 36499084 , 64219279 , 384851164 , 907742573 , 9990917777 , 6273719208
n×2
43994554
n×3
65991831
n×4
87989108
n×5
109986385
n÷2
10998638.5
n÷3
7332425.6666667
n÷3
5499319.25
n÷5
4399455.4
n2
483880195414729
n3
1.0644046693352E+22
n4
2.341400435146E+29
n5
5.1504433939826E+36
2 √n
4690.1254780656
3 √n
280.19237205355
4 √n
68.484490784889
5 √n
29.408561698567
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
-21997276
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 21997277 can be divided by 4 positive divisors.
The sum of these divisors (counting 21997277) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010011111010011011011101
3
Ternary
1112101120120222
4
Quaternary
1103322123131
5
Quinary
21112403102
6
Senary
2103251125
8
Octal
123723335
10
Decimal
21997277
12
Duodecimal
7449aa5
16
Hexadecimal
14fa6dd
20
Vigesimal
6h9d3h
36
Base36
d3h7h
md5
f3fb70280d22ab4fc85514c4161f4975
sha1
4b6d3efbfc69503212d2bce873bad17d64efba4a
sha256
4472e8b3e118bbaa6d5cc0c8227a688faf3e59775fcbc92730d99f9a9b337fc8
sha512
bfdc23e2dc76125f07294beaf8101b73c3b540c847fd2f357f507692ec841a59b7b3357e61fff8f6fae122e24f040dbd5ab6b683f0015d2d91db550ef03d6026
ripemd-160
2b7e655a967707ffdd44bcf768d945bba0524cfb
Diameter
43994554
Circumference
138212967.64436
Area
1.5201544671325E+15
Volume
4.4585678528402E+22
Surface area
6.08061786853E+15
Circumference
138212967.64436
Perimeter
87989108
Area
483880195414729
Diagonal
31108847.468678
Surface area
2903281172488374
Volume
1.0644046693352E+22
Space diagonal
38100401.392166
Perimeter
65991831
Area
2.0952627080867E+14
Altitude
19050200.696083
Surface area
2.0952627080867E+14
Volume
1.2544129326892E+21
Height
10369615.822893