21252997 is an odd 8-digits prime number following 21252996
and preceding 21252998 . In scientific notation, it is written as 2.1252997 × 10^7.
The sum of its digits is 37. It has a total of 1 prime factors and 2 positive divisors.
There are 21252996 positive integers (up to 21252997) that are relatively prime to 21252997.
21252997 has 2 divisors, whose sum is 21252998
The reverse of 21252997 is 79925212
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
twenty-one million two hundred fifty-two thousand nine hundred ninety-seven
Scientific notation
2.1252997 × 10^7
Engineering notation
2.1252997 × 10^6
Prime Factorization
21252997
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
21252997
Product of the distinct prime numbers
The prime factorization of 21252997 is 21252997.
Since it has a total of 1 prime factors.
6 , 1 , 24 , 77 , 799 , 492 , 5524 , 5368 , 56654 , 15696 , 819893 , 662230 , 7835603 , 8984273 , 31925353 , 52186478 , 163451394 , 990279240 , 9226482547 , 5182769839
n×2
42505994
n×3
63758991
n×4
85011988
n×5
106264985
n÷2
10626498.5
n÷3
7084332.3333333
n÷3
5313249.25
n÷5
4250599.4
n2
451689881482009
n3
9.5997636960675E+21
n4
2.0402374903323E+29
n5
4.336116126132E+36
2 √n
4610.0972874767
3 √n
276.99593368114
4 √n
67.897697217775
5 √n
29.206803997297
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
21252998
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
10626499
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
4610.0973959343
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999058956
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21252997 can be divided by 2 positive divisors.
The sum of these divisors (counting 21252997) is 21252998, the average is 10626499.
Base
System
Value
2
Binary
1010001000100101110000101
3
Ternary
1110222202122001
4
Quaternary
1101010232011
5
Quinary
20420043442
6
Senary
2035305301
8
Octal
121045605
10
Decimal
21252997
12
Duodecimal
714b231
16
Hexadecimal
1444b85
20
Vigesimal
6cgc9h
36
Base36
cnix1
md5
637f90fff8ee9d1d3cd734ff856a6f59
sha1
8a2e33ae3706b435b3e4f52e09576cbc2b69cefb
sha256
4f147d053f07a02aba7832277918b0d2e3cc38176b7132dae7eae923572e783b
sha512
e64e51164a7295933e6475bd3676528cea3882861348de4b2e82f6493c2323a27924a2731dbc26ad0ddd4cb7b656bc0eff2a7bdf5cde0dce679c63865cce3371
ripemd-160
45a8cd6f7ff2733c88465c6d0d796ff3e68752a8
Diameter
42505994
Circumference
133536518.48393
Area
1.4190256133647E+15
Volume
4.0211396138352E+22
Surface area
5.6761024534589E+15
Circumference
133536518.48393
Perimeter
85011988
Area
451689881482009
Diagonal
30056276.598475
Surface area
2710139288892054
Volume
9.5997636960675E+21
Space diagonal
36811270.617109
Perimeter
63758991
Area
1.955874559979E+14
Altitude
18405635.308554
Surface area
1.955874559979E+14
Volume
1.131343001213E+21
Height
10018758.866158