21897098 is an even 8-digits composite number following 21897097
and preceding 21897099 . In scientific notation, it is written as 2.1897098 × 10^7.
The sum of its digits is 44. It has a total of 3 prime factors and 8 positive divisors.
There are 10595340 positive integers (up to 21897098) that are relatively prime to 21897098.
21897098 has 8 divisors, whose sum is 33905280
The reverse of 21897098 is 89079812
Previous prime number is 31
Is Prime? no
Number parity even
Number length 8
Sum of Digits 44
Digital Root 8
Name
twenty-one million eight hundred ninety-seven thousand ninety-eight
Scientific notation
2.1897098 × 10^7
Engineering notation
2.1897098 × 10^6
Prime Factorization
2 × 31 × 353179
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21897098
Product of the distinct prime numbers
The prime factorization of 21897098 is 2 × 31 × 353179.
Since it has a total of 3 prime factors.
5 , 5 , 25 , 12 , 205 , 672 , 1736 , 9817 , 1617 , 95430 , 680347 , 76558 , 1490976 , 5939106 , 22778284 , 78060559 , 539355124 , 989829434 , 4286278558 , 9414195506
n×2
43794196
n×3
65691294
n×4
87588392
n×5
109485490
n÷2
10948549
n÷3
7299032.6666667
n÷3
5474274.5
n÷5
4379419.6
n2
479482900821604
n3
1.0499284068615E+22
n4
2.299038521803E+29
n5
5.0342271817695E+36
2 √n
4679.4335127235
3 √n
279.76637825804
4 √n
68.40638502891
5 √n
29.381726542115
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
-21897097
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 21897098 can be divided by 8 positive divisors.
The sum of these divisors (counting 21897098) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010011100001111110001010
3
Ternary
1112012111011122
4
Quaternary
1103201332022
5
Quinary
21101201343
6
Senary
2101155242
8
Octal
123417612
10
Decimal
21897098
12
Duodecimal
73bbb22
16
Hexadecimal
14e1f8a
20
Vigesimal
6gh2ei
36
Base36
d1bwq
md5
c91c82db1380691d5fda8850f7f464ce
sha1
839ded1c6c2bbe4c69d6915eb3d31e2090ecd8ec
sha256
55466a0add341e1f1f0d1ba5bcb381b3901db899c73df5c30f1180a74c277187
sha512
97170fda70950093787c754ab708a6f337ebd2df1b17877d92fc02a04bd623086e4e40c53c338f39b516d24ba2437d2a3d96f6e3b4f6bbe4d0d52b11cda99ab2
ripemd-160
62d42c4360d3556de87f491d8febc065a19ca6f7
Diameter
43794196
Circumference
137583524.42347
Area
1.5063399587431E+15
Volume
4.3979298263884E+22
Surface area
6.0253598349723E+15
Circumference
137583524.42347
Perimeter
87588392
Area
479482900821604
Diagonal
30967172.968213
Surface area
2876897404929624
Volume
1.0499284068615E+22
Space diagonal
37926886.274315
Perimeter
65691294
Area
2.0762218639588E+14
Altitude
18963443.137157
Surface area
2.0762218639588E+14
Volume
1.2373524937536E+21
Height
10322390.989404