21497097 is an odd 8-digits composite number following 21497096
and preceding 21497098 . In scientific notation, it is written as 2.1497097 × 10^7.
The sum of its digits is 39. It has a total of 2 prime factors and 4 positive divisors.
There are 14331396 positive integers (up to 21497097) that are relatively prime to 21497097.
21497097 has 4 divisors, whose sum is 28662800
The reverse of 21497097 is 79079412
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 39
Digital Root 3
Name
twenty-one million four hundred ninety-seven thousand ninety-seven
Scientific notation
2.1497097 × 10^7
Engineering notation
2.1497097 × 10^6
Prime Factorization
3 × 7165699
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21497097
Product of the distinct prime numbers
The prime factorization of 21497097 is 3 × 7165699.
Since it has a total of 2 prime factors.
3 , 3 , 74 , 55 , 486 , 751 , 246 , 6689 , 28511 , 93738 , 549603 , 132006 , 6923592 , 9347478 , 91060338 , 91036740 , 357226707 , 78256862 , 7524475864 , 1158228486
n×2
42994194
n×3
64491291
n×4
85988388
n×5
107485485
n÷2
10748548.5
n÷3
7165699
n÷3
5374274.25
n÷5
4299419.4
n2
462125179427409
n3
9.9343498082934E+21
n4
2.1355968146081E+29
n5
4.5909131876522E+36
2 √n
4636.4961986397
3 √n
278.05237268723
4 √n
68.091821819068
5 √n
29.273588471441
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
-21497096
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 21497097 can be divided by 4 positive divisors.
The sum of these divisors (counting 21497097) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010010000000010100001001
3
Ternary
1111110011110210
4
Quaternary
1102000110021
5
Quinary
21000401342
6
Senary
2044431333
8
Octal
122002411
10
Decimal
21497097
12
Duodecimal
7248549
16
Hexadecimal
1480509
20
Vigesimal
6e72eh
36
Base36
csr9l
md5
11eed2e1d0c86fe20cdb0b09ddf06341
sha1
6390a593661ef430efc56db88f06f43fc2289b8f
sha256
a5be8abc6b4c24041c4de40b1a920948b8c8fe5a2b9b6e69223d073d313249c1
sha512
5d66ea689ec93cb691b96d61aa27e430b540a99871233ed38280b055ae07c95840587b3c235e06336117f2a7722caba93276c70e3aa30a53431f1b750c5b7c78
ripemd-160
68c0fd139d0b354c9b4a30708e42c51cc20ff7f9
Diameter
42994194
Circumference
135070244.01741
Area
1.451809068728E+15
Volume
4.1612907167901E+22
Surface area
5.8072362749121E+15
Circumference
135070244.01741
Perimeter
85988388
Area
462125179427409
Diagonal
30401486.12905
Surface area
2772751076564454
Volume
9.9343498082934E+21
Space diagonal
37234064.219236
Perimeter
64491291
Area
2.0010607255629E+14
Altitude
18617032.109618
Surface area
2.0010607255629E+14
Volume
1.1707743526873E+21
Height
10133828.709683