21478097 is an odd 8-digits composite number following 21478096
and preceding 21478098 . In scientific notation, it is written as 2.1478097 × 10^7.
The sum of its digits is 38. It has a total of 2 prime factors and 4 positive divisors.
There are 21423600 positive integers (up to 21478097) that are relatively prime to 21478097.
21478097 has 4 divisors, whose sum is 21532596
The reverse of 21478097 is 79087412
Previous prime number is 397
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
twenty-one million four hundred seventy-eight thousand ninety-seven
Scientific notation
2.1478097 × 10^7
Engineering notation
2.1478097 × 10^6
Prime Factorization
397 × 54101
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21478097
Product of the distinct prime numbers
The prime factorization of 21478097 is 397 × 54101.
Since it has a total of 2 prime factors.
4 , 3 , 92 , 75 , 87 , 33 , 6019 , 143 , 60365 , 4528 , 754373 , 706136 , 6155566 , 4752437 , 92861989 , 13079774 , 82937647 , 720458193 , 1141505493 , 6402413827
n×2
42956194
n×3
64434291
n×4
85912388
n×5
107390485
n÷2
10739048.5
n÷3
7159365.6666667
n÷3
5369524.25
n÷5
4295619.4
n2
461308650741409
n3
9.9080319475631E+21
n4
2.1280567124886E+29
n5
4.5706608492331E+36
2 √n
4634.4467846767
3 √n
277.97043057993
4 √n
68.076771256257
5 √n
29.268412005787
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21478096
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21478097 can be divided by 4 positive divisors.
The sum of these divisors (counting 21478097) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010001111011101011010001
3
Ternary
1111102012102002
4
Quaternary
1101323223101
5
Quinary
20444244342
6
Senary
2044203345
8
Octal
121735321
10
Decimal
21478097
12
Duodecimal
7239555
16
Hexadecimal
147bad1
20
Vigesimal
6e4f4h
36
Base36
csclt
md5
35d32b2bfcf3ee6eaf920d639516b772
sha1
b6bb2387716174f2fbe185020342ad5e24a3a637
sha256
983a36900e92d823a7782559bcb0d405dd4ec60672bc0c85a3bcbffdcc24178f
sha512
535245c6181a195fb4de2de49c32cfa5c549412711fc7620886bb746158411bab007493e435d7fa665e508d0e6eb7758b007c027051d0cc4bebad9b951136a25
ripemd-160
b123b38890fd86f812a0b32c41b2d55a68a49ee8
Diameter
42956194
Circumference
134950863.49658
Area
1.4492438682066E+15
Volume
4.1502667170663E+22
Surface area
5.7969754728265E+15
Circumference
134950863.49658
Perimeter
85912388
Area
461308650741409
Diagonal
30374616.071365
Surface area
2767851904448454
Volume
9.9080319475631E+21
Space diagonal
37201155.253893
Perimeter
64434291
Area
1.9975250526379E+14
Altitude
18600577.626946
Surface area
1.9975250526379E+14
Volume
1.1676727630558E+21
Height
10124872.023788