21622691 is an odd 8-digits composite number following 21622690
and preceding 21622692 . In scientific notation, it is written as 2.1622691 × 10^7.
The sum of its digits is 29. It has a total of 3 prime factors and 8 positive divisors.
There are 19459968 positive integers (up to 21622691) that are relatively prime to 21622691.
21622691 has 8 divisors, whose sum is 22960224
The reverse of 21622691 is 19622612
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 29
Digital Root 2
Name
twenty-one million six hundred twenty-two thousand six hundred ninety-one
Scientific notation
2.1622691 × 10^7
Engineering notation
2.1622691 × 10^6
Prime Factorization
391 × 17 × 3253
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21622691
Product of the distinct prime numbers
The prime factorization of 21622691 is 391 × 17 × 3253.
Since it has a total of 3 prime factors.
7 , 3 , 28 , 73 , 644 , 36 , 6075 , 3962 , 82923 , 68952 , 208118 , 617447 , 316679 , 7682613 , 51514896 , 72073782 , 7881032 , 233699697 , 2388684068 , 3575590618
n×2
43245382
n×3
64868073
n×4
86490764
n×5
108113455
n÷2
10811345.5
n÷3
7207563.6666667
n÷3
5405672.75
n÷5
4324538.2
n2
467540766081481
n3
1.0109489514883E+22
n4
2.1859436794806E+29
n5
4.7265984724812E+36
2 √n
4650.0205375891
3 √n
278.59281652885
4 √n
68.191059073672
5 √n
29.307714242686
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
-21622690
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 21622691 can be divided by 8 positive divisors.
The sum of these divisors (counting 21622691) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010010011110111110100011
3
Ternary
1111200112202102
4
Quaternary
1102132332203
5
Quinary
21013411231
6
Senary
2051241015
8
Octal
122367643
10
Decimal
21622691
12
Duodecimal
72a916b
16
Hexadecimal
149efa3
20
Vigesimal
6f2geb
36
Base36
cvg6b
md5
2f95d0335f7a7c5687c5c4bea8794c03
sha1
dfcc1d8c97c90e066b957287b1a82d08d8d285d3
sha256
0ceb26323092a18782e7ba2801cf07ffaa787330ed6edf64a5372d36d6aa3126
sha512
552bf238a67b0068a70316a9114c5198f5ae9e40770034455220cde063b318b1c55a51666cfedbdd9809d5c451e9b45d1727b8bf27243b1081afa62ab1c06bd1
ripemd-160
828d60f12fbe27bd61c4517a1bb7c74f33a7c042
Diameter
43245382
Circumference
135859374.39288
Area
1.4688226359753E+15
Volume
4.2346530655333E+22
Surface area
5.8752905439013E+15
Circumference
135859374.39288
Perimeter
86490764
Area
467540766081481
Diagonal
30579102.867203
Surface area
2805244596488886
Volume
1.0109489514883E+22
Space diagonal
37451599.408362
Perimeter
64868073
Area
2.024510903657E+14
Altitude
18725799.704181
Surface area
2.024510903657E+14
Volume
1.1914147650514E+21
Height
10193034.289068