21496957 is an odd 8-digits prime number following 21496956
and preceding 21496958 . In scientific notation, it is written as 2.1496957 × 10^7.
The sum of its digits is 43. It has a total of 1 prime factors and 2 positive divisors.
There are 21496956 positive integers (up to 21496957) that are relatively prime to 21496957.
21496957 has 2 divisors, whose sum is 21496958
The reverse of 21496957 is 75969412
Previous prime number is 1
Is Prime? yes Number parity odd Number length 8 Sum of Digits 43 Digital Root 7
Name
twenty-one million four hundred ninety-six thousand nine hundred fifty-seven
Scientific notation
2.1496957 × 10^7
Engineering notation
2.1496957 × 10^6
Prime Factorization
21496957
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
21496957 Product of the distinct prime numbers
The prime factorization of 21496957 is 21496957.
Since it has a total of 1 prime factors.
10 , 3 , 47 , 80 , 406 , 285 , 6904 , 3303 , 6288 , 1389 , 637487 , 279707 , 9056861 , 8666516 , 79275806 , 17246824 , 595000073 , 465668743 , 8194565961 , 404620615
n×2
42993914
n×3
64490871
n×4
85987828
n×5
107484785
n÷2
10748478.5
n÷3
7165652.3333333
n÷3
5374239.25
n÷5
4299391.4
n2
462119160259849
n3
9.9341557169821E+21
n4
2.1355411827927E+29
n5
4.5907636978223E+36
2 √n4636.4811010075
3 √n278.05176907989
4 √n68.091710956676
5 √n29.27355034245
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
21496958 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
10748479 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
4636.4812088479 Returns the nth root of the product of n divisors
H Harmonic Mean
1.9999999069636 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21496957 can be divided by 2 positive divisors.
The sum of these divisors (counting 21496957) is 21496958, the average is 10748479.
Base
System
Value
2
Binary
1010010000000010001111101
3
Ternary
1111110011021121
4
Quaternary
1102000101331
5
Quinary
21000400312
6
Senary
2044430541
8
Octal
122002175
10
Decimal
21496957
12
Duodecimal
7248451
16
Hexadecimal
148047d
20
Vigesimal
6e727h
36
Base36
csr5p
md5
9687b3347460bd70cb3c2bad191369c5
sha1
bb3c7e2eab4a2d9fec339845bf10de5da1098ff2
sha256
1ab997bda37e7a2c4948e4641a5ee9b0c5bba02f63d1cd2921bd55ee59109578
sha512
8f8b489b4851bcfe13326dd69980c31013d3d61a478e65fd7d0acf5e3c6a85086160b5577e9e2a9fe1a0a93bff962a286c71302eaf001f171272d739ad989d56
ripemd-160
f7d68d884736aaca3ab8c45a90dadd6d068a7c7b
Diameter
42993914
Circumference
135069364.37147
Area
1.4517901589554E+15
Volume
4.1612094160117E+22
Surface area
5.8071606358217E+15
Circumference
135069364.37147
Perimeter
85987828
Area
462119160259849
Diagonal
30401288.139151
Surface area
2772714961559094
Volume
9.9341557169821E+21
Space diagonal
37233821.732123
Perimeter
64490871
Area
2.0010346618028E+14
Altitude
18616910.866062
Surface area
2.0010346618028E+14
Volume
1.1707514788069E+21
Height
10133762.71305