21692657 is an odd 8-digits composite number following 21692656
and preceding 21692658 . In scientific notation, it is written as 2.1692657 × 10^7.
The sum of its digits is 38. It has a total of 4 prime factors and 16 positive divisors.
There are 17511120 positive integers (up to 21692657) that are relatively prime to 21692657.
21692657 has 16 divisors, whose sum is 26268672
The reverse of 21692657 is 75629612
Previous prime number is 23
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
twenty-one million six hundred ninety-two thousand six hundred fifty-seven
Scientific notation
2.1692657 × 10^7
Engineering notation
2.1692657 × 10^6
Prime Factorization
7 × 67 × 23 × 2011
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
21692657
Product of the distinct prime numbers
The prime factorization of 21692657 is 7 × 67 × 23 × 2011.
Since it has a total of 4 prime factors.
3 , 3 , 66 , 73 , 785 , 861 , 3705 , 7687 , 55396 , 55787 , 662741 , 610200 , 1172660 , 6174592 , 35872771 , 53094821 , 147727134 , 912775492 , 4463884009 , 6857250072
n×2
43385314
n×3
65077971
n×4
86770628
n×5
108463285
n÷2
10846328.5
n÷3
7230885.6666667
n÷3
5423164.25
n÷5
4338531.4
n2
470571367719649
n3
1.0207943273963E+22
n4
2.2143741211754E+29
n5
4.8035658280335E+36
2 √n
4657.5376541688
3 √n
278.89298019838
4 √n
68.24615486728
5 √n
29.326656331281
1 , 7 , 23 , 67 , 161 , 469 , 1541 , 2011 , 10787 , 14077 , 46253 , 134737 , 323771 , 943159 , 3098951 , 21692657
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21692656
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21692657 can be divided by 16 positive divisors.
The sum of these divisors (counting 21692657) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1010010110000000011110001
3
Ternary
1111211002201202
4
Quaternary
1102300003301
5
Quinary
21023131112
6
Senary
2052540545
8
Octal
122600361
10
Decimal
21692657
12
Duodecimal
7321755
16
Hexadecimal
14b00f1
20
Vigesimal
6fbbch
36
Base36
cwy5t
md5
259a93260aa8b5a1ad2f0f5c4b428bc5
sha1
8d10f254eccdab18ba09825c37f5e93c3fa3d0fe
sha256
c55e922f351ff0dc1a64648a55717fde7a22c79d787d53916feec78c5d0e52c7
sha512
04095d624df304c5fea006ed70794f3dc56a91836e2ae660a02f845a5c6a1f43259ba1f32d91c272e79decc1fc5630038a10b7725a8f579bd27fc966e855359e
ripemd-160
4f1bbdcc0e4d04596ad9b4c9e247731e335475ad
Diameter
43385314
Circumference
136298983.73609
Area
1.4783435518178E+15
Volume
4.2758932796992E+22
Surface area
5.913374207271E+15
Circumference
136298983.73609
Perimeter
86770628
Area
470571367719649
Diagonal
30678049.733308
Surface area
2823428206317894
Volume
1.0207943273963E+22
Space diagonal
37572784.075165
Perimeter
65077971
Area
2.037633793694E+14
Altitude
18786392.037582
Surface area
2.037633793694E+14
Volume
1.2030176518312E+21
Height
10226016.577769