21497037 is an odd 8-digits composite number following 21497036
and preceding 21497038 . In scientific notation, it is written as 2.1497037 × 10^7.
The sum of its digits is 33. It has a total of 3 prime factors and 8 positive divisors.
There are 13208832 positive integers (up to 21497037) that are relatively prime to 21497037.
21497037 has 8 divisors, whose sum is 22834560
The reverse of 21497037 is 73079412
Previous prime number is 19
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 33
Digital Root 6
Name
twenty-one million four hundred ninety-seven thousand thirty-seven
Scientific notation
2.1497037 × 10^7
Engineering notation
2.1497037 × 10^6
Prime Factorization
111 × 19 × 10193
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21497037
Product of the distinct prime numbers
The prime factorization of 21497037 is 111 × 19 × 10193.
Since it has a total of 3 prime factors.
2 , 7 , 5 , 19 , 172 , 198 , 8764 , 3817 , 61266 , 49485 , 695738 , 668274 , 9606294 , 7079583 , 45900645 , 46598538 , 962628751 , 439861949 , 9737872654 , 2339285710
n×2
42994074
n×3
64491111
n×4
85988148
n×5
107485185
n÷2
10748518.5
n÷3
7165679
n÷3
5374259.25
n÷5
4299407.4
n2
462122599779369
n3
9.9342666259933E+21
n4
2.1355729722684E+29
n5
4.5908491201054E+36
2 √n
4636.4897282319
3 √n
278.05211399869
4 √n
68.09177430668
5 √n
29.273572130469
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
-21497036
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 21497037 can be divided by 8 positive divisors.
The sum of these divisors (counting 21497037) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010010000000010011001101
3
Ternary
1111110011101120
4
Quaternary
1102000103031
5
Quinary
21000401122
6
Senary
2044431153
8
Octal
122002315
10
Decimal
21497037
12
Duodecimal
72484b9
16
Hexadecimal
14804cd
20
Vigesimal
6e72bh
36
Base36
csr7x
md5
bc44368e35b87e2285c9deaf06e529cc
sha1
8d906454361add82630ead2a32957790cff50969
sha256
3040571155ea1dd64d6eefd38bb36e37c3c13f693f54a3397686dd5ff4a246d8
sha512
1af04eba185b356ee4974dcb02083d825bb054634cc2836f8861b910c5b79cf8af2dd1d59b8b7ec4ba9b93b42fe6281822e2810f0994474539ee2ec671256775
ripemd-160
5be2c2cffbb7186de8bfa5ef7f39174dfda53b51
Diameter
42994074
Circumference
135069867.0263
Area
1.4518009645247E+15
Volume
4.1612558734697E+22
Surface area
5.8072038580987E+15
Circumference
135069867.0263
Perimeter
85988148
Area
462122599779369
Diagonal
30401401.276236
Surface area
2772735598676214
Volume
9.9342666259933E+21
Space diagonal
37233960.296188
Perimeter
64491111
Area
2.0010495553592E+14
Altitude
18616980.148094
Surface area
2.0010495553592E+14
Volume
1.1707645495592E+21
Height
10133800.425412