21702988 is an even 8-digits composite number following 21702987
and preceding 21702989 . In scientific notation, it is written as 2.1702988 × 10^7.
The sum of its digits is 37. It has a total of 3 prime factors and 6 positive divisors.
There are 10851492 positive integers (up to 21702988) that are relatively prime to 21702988.
21702988 has 6 divisors, whose sum is 37980236
The reverse of 21702988 is 88920712
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 37
Digital Root 1
Name
twenty-one million seven hundred two thousand nine hundred eighty-eight
Scientific notation
2.1702988 × 10^7
Engineering notation
2.1702988 × 10^6
Prime Factorization
2 × 2 × 5425747
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
10851494
Product of the distinct prime numbers
The prime factorization of 21702988 is 2 × 2 × 5425747.
Since it has a total of 3 prime factors.
5 , 7 , 30 , 66 , 108 , 231 , 5015 , 8058 , 88740 , 13818 , 84161 , 559106 , 4297703 , 2205242 , 67380061 , 31599005 , 823966233 , 565199431 , 5214658258 , 9954193382
n×2
43405976
n×3
65108964
n×4
86811952
n×5
108514940
n÷2
10851494
n÷3
7234329.3333333
n÷3
5425747
n÷5
4340597.6
n2
471019688128144
n3
1.0222534639209E+22
n4
2.2185954660433E+29
n5
4.8150150776393E+36
2 √n
4658.646584578
3 √n
278.93724688438
4 √n
68.254278873767
5 √n
29.329449128745
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21702987
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21702988 can be divided by 6 positive divisors.
The sum of these divisors (counting 21702988) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
1010010110010100101001100
3
Ternary
1111211121220101
4
Quaternary
1102302211030
5
Quinary
21023443423
6
Senary
2053100444
8
Octal
122624514
10
Decimal
21702988
12
Duodecimal
7327724
16
Hexadecimal
14b294c
20
Vigesimal
6fch98
36
Base36
cx64s
md5
9196878ae2ecc6f067a80847c93f4ec3
sha1
21a2db168f30cbeaa065747ef0f24fdbdadb3a3e
sha256
d3ce5c4709bebf189b1bb7c4edbae1cac66b9675766f53ca31fdfbef47f2a341
sha512
73d71c03593cca40d0965c589cdb908da2dab158e0bdd53596ac1e057b6aa2f68baa3604215c6b900b269c33d56b09d903db2128f5e49edf068562f64050b6cd
ripemd-160
fee26f8cffd56ad5911e07f08d5e072f725f4aac
Diameter
43405976
Circumference
136363895.32349
Area
1.4797519919195E+15
Volume
4.2820052964808E+22
Surface area
5.9190079676781E+15
Circumference
136363895.32349
Perimeter
86811952
Area
471019688128144
Diagonal
30692659.973621
Surface area
2826118128768864
Volume
1.0222534639209E+22
Space diagonal
37590677.892058
Perimeter
65108964
Area
2.039575078008E+14
Altitude
18795338.946029
Surface area
2.039575078008E+14
Volume
1.2047372607165E+21
Height
10230886.657874