21551297 is an odd 8-digits prime number following 21551296
and preceding 21551298 . In scientific notation, it is written as 2.1551297 × 10^7.
The sum of its digits is 32. It has a total of 1 prime factors and 2 positive divisors.
There are 21551296 positive integers (up to 21551297) that are relatively prime to 21551297.
21551297 has 2 divisors, whose sum is 21551298
The reverse of 21551297 is 79215512
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
twenty-one million five hundred fifty-one thousand two hundred ninety-seven
Scientific notation
2.1551297 × 10^7
Engineering notation
2.1551297 × 10^6
Prime Factorization
21551297
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
21551297
Product of the distinct prime numbers
The prime factorization of 21551297 is 21551297.
Since it has a total of 1 prime factors.
2 , 6 , 27 , 5 , 557 , 843 , 9278 , 7650 , 25254 , 92102 , 942835 , 412850 , 2647001 , 1295418 , 2327449 , 37297342 , 218130031 , 686798114 , 643791754 , 6340296864
n×2
43102594
n×3
64653891
n×4
86205188
n×5
107756485
n÷2
10775648.5
n÷3
7183765.6666667
n÷3
5387824.25
n÷5
4310259.4
n2
464458402382209
n3
1.0009680973884E+22
n4
2.1572160754343E+29
n5
4.649080433486E+36
2 √n
4642.3374500353
3 √n
278.28585833351
4 √n
68.134700777469
5 √n
29.288334934962
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
21551298
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
10775649
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
4642.3375577396
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999071982
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21551297 can be divided by 2 positive divisors.
The sum of these divisors (counting 21551297) is 21551298, the average is 10775649.
Base
System
Value
2
Binary
1010010001101100011000001
3
Ternary
1111112220211012
4
Quaternary
1102031203001
5
Quinary
21004120142
6
Senary
2045530305
8
Octal
122154301
10
Decimal
21551297
12
Duodecimal
7273995
16
Hexadecimal
148d8c1
20
Vigesimal
6edi4h
36
Base36
ctx35
md5
ea77436eeeaf89a3f2b3dc9f27ccb30f
sha1
b7f6a08d5c626b9c9f077dc65922cbc5d0a2aa7f
sha256
14bd2fec8685df479a58f2f14cad786a46e27b2600297facd2835bf84c4c1d0a
sha512
fc19f8d2a4d24e23589afb4974500aaaa2ea3177deae338bb75ca6cd5fcfaba1fc2883c7aa7f0975f07a9e44a503cc7be0dbe7a2c65614322f935f1bff87e8d5
ripemd-160
53b0d769154397977a13b4abed23671ec3585f65
Diameter
43102594
Circumference
135410792.66106
Area
1.459139104822E+15
Volume
4.1928453616444E+22
Surface area
5.836556419288E+15
Circumference
135410792.66106
Perimeter
86205188
Area
464458402382209
Diagonal
30478136.504131
Surface area
2786750414293254
Volume
1.0009680973884E+22
Space diagonal
37327941.373007
Perimeter
64653891
Area
2.0111638773206E+14
Altitude
18663970.686503
Surface area
2.0111638773206E+14
Volume
1.1796522156913E+21
Height
10159378.83471