21897097 is an odd 8-digits prime number following 21897096
and preceding 21897098 . In scientific notation, it is written as 2.1897097 × 10^7.
The sum of its digits is 43. It has a total of 1 prime factors and 2 positive divisors.
There are 21897096 positive integers (up to 21897097) that are relatively prime to 21897097.
21897097 has 2 divisors, whose sum is 21897098
The reverse of 21897097 is 79079812
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 eight hundred ninety-seven thousand ninety-seven
Scientific notation
2.1897097 × 10^7
Engineering notation
2.1897097 × 10^6
Prime Factorization
21897097
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
21897097
Product of the distinct prime numbers
The prime factorization of 21897097 is 21897097.
Since it has a total of 1 prime factors.
1 , 5 , 89 , 41 , 43 , 670 , 281 , 8027 , 97453 , 24718 , 685575 , 792969 , 4796192 , 5323462 , 97478949 , 59482618 , 329576312 , 442970182 , 8954583700 , 5492490246
n×2
43794194
n×3
65691291
n×4
87588388
n×5
109485485
n÷2
10948548.5
n÷3
7299032.3333333
n÷3
5474274.25
n÷5
4379419.4
n2
479482857027409
n3
1.0499282630166E+22
n4
2.2990381018317E+29
n5
5.0342260322504E+36
2 √n
4679.433405873
3 √n
279.76637399924
4 √n
68.406384247912
5 √n
29.381726273753
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
21897098
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
10948549
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
4679.4335127235
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999086637
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21897097 can be divided by 2 positive divisors.
The sum of these divisors (counting 21897097) is 21897098, the average is 10948549.
Base
System
Value
2
Binary
1010011100001111110001001
3
Ternary
1112012111011121
4
Quaternary
1103201332021
5
Quinary
21101201342
6
Senary
2101155241
8
Octal
123417611
10
Decimal
21897097
12
Duodecimal
73bbb21
16
Hexadecimal
14e1f89
20
Vigesimal
6gh2eh
36
Base36
d1bwp
md5
edbfdb1301bcbd8e90a51da62347bf82
sha1
8068316c03d19306c3fc985c93b30aaea92236a5
sha256
882d66259bc492e34ecdd4a514b3cb8b8a269ddfcf6cd33f9b9b3063b44452d5
sha512
e74db336194aa74aaf1a51ab29f6e05278a9e15ab3d86630078502ffa8d3333e10e92c709cf88716870bd54b9c9f15506df3bffd720d2d5ef2a556a05a5844be
ripemd-160
5be5e1604ff7602db07b88bd111c4be91d635e0f
Diameter
43794194
Circumference
137583518.14029
Area
1.5063398211596E+15
Volume
4.3979292238525E+22
Surface area
6.0253592846382E+15
Circumference
137583518.14029
Perimeter
87588388
Area
479482857027409
Diagonal
30967171.553999
Surface area
2876897142164454
Volume
1.0499282630166E+22
Space diagonal
37926884.542264
Perimeter
65691291
Area
2.0762216743244E+14
Altitude
18963442.271132
Surface area
2.0762216743244E+14
Volume
1.2373523242308E+21
Height
10322390.518