21694880 is an even 8-digits composite number following 21694879
and preceding 21694881 . In scientific notation, it is written as 2.1694880 × 10^7.
The sum of its digits is 38. It has a total of 7 prime factors and 24 positive divisors.
There are 8677888 positive integers (up to 21694880) that are relatively prime to 21694880.
21694880 has 24 divisors, whose sum is 51254532
The reverse of 21694880 is 08849612
Previous prime number is 5
Is Prime? no
Number parity even
Number length 8
Sum of Digits 38
Digital Root 2
Name
twenty-one million six hundred ninety-four thousand eight hundred eighty
Scientific notation
2.1694880 × 10^7
Engineering notation
2.1694880 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 2 × 5 × 135593
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
7
Total number of prime factors
rad
Radical
1355930
Product of the distinct prime numbers
The prime factorization of 21694880 is 2 × 2 × 2 × 2 × 2 × 5 × 135593.
Since it has a total of 7 prime factors.
9 , 1 , 26 , 68 , 338 , 190 , 8923 , 8493 , 82769 , 40761 , 809604 , 829800 , 1095834 , 5292574 , 74586005 , 90919906 , 784208013 , 325039339 , 940812506 , 9009511725
n×2
43389760
n×3
65084640
n×4
86779520
n×5
108474400
n÷2
10847440
n÷3
7231626.6666667
n÷3
5423720
n÷5
4338976
n2
470667818214400
n3
1.0211081836023E+22
n4
2.215281951027E+29
n5
4.8060276093697E+36
2 √n
4657.7762934688
3 √n
278.90250658509
4 √n
68.247903216647
5 √n
29.327257368626
1 , 2 , 4 , 5 , 8 , 10 , 16 , 20 , 32 , 40 , 80 , 160 , 135593 , 271186 , 542372 , 677965 , 1084744 , 1355930 , 2169488 , 2711860 , 4338976 , 5423720 , 10847440 , 21694880
24 divisors
τ
Total Divisors
24
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21694879
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.041666666666667
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
24
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21694880 can be divided by 24 positive divisors.
The sum of these divisors (counting 21694880) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
1010010110000100110100000
3
Ternary
1111211012210002
4
Quaternary
1102300212200
5
Quinary
21023214010
6
Senary
2052555132
8
Octal
122604640
10
Decimal
21694880
12
Duodecimal
7322aa8
16
Hexadecimal
14b09a0
20
Vigesimal
6fbh40
36
Base36
cwzvk
md5
e6dddd093f97bbaf0217a4b399ebe728
sha1
28756c78c7202180cb6586b312b3c70149824648
sha256
b632f5cb4c74d781f70cd0618876db79f2b0213a3ddc4d6bb76a7296e59e1320
sha512
77b7e2a14e8a1fa3c1f12b8f5f3d6bd4ad7aeb7ffbccf463d729b6930bd9f9e9fb2bb73f11d1ef38f426e6a1ff9057125998db90492741003e628b9f977b280e
ripemd-160
da8d062d526c3be6cf9cd0f27cbf0801a32d53bd
Diameter
43389760
Circumference
136312951.25702
Area
1.4786465599835E+15
Volume
4.2772079575006E+22
Surface area
5.914586239934E+15
Circumference
136312951.25702
Perimeter
86779520
Area
470667818214400
Diagonal
30681193.530057
Surface area
2824006909286400
Volume
1.0211081836023E+22
Space diagonal
37576634.42411
Perimeter
65084640
Area
2.0380514365873E+14
Altitude
18788317.212055
Surface area
2.0380514365873E+14
Volume
1.2033875349171E+21
Height
10227064.510019