21274857 is an odd 8-digits composite number following 21274856
and preceding 21274858 . In scientific notation, it is written as 2.1274857 × 10^7.
The sum of its digits is 36. It has a total of 2 prime factors and 4 positive divisors.
There are 14183232 positive integers (up to 21274857) that are relatively prime to 21274857.
21274857 has 4 divisors, whose sum is 23638740
The reverse of 21274857 is 75847212
Previous prime number is 9
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 36
Digital Root 9
Name
twenty-one million two hundred seventy-four thousand eight hundred fifty-seven
Scientific notation
2.1274857 × 10^7
Engineering notation
2.1274857 × 10^6
Prime Factorization
9 × 2363873
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21274857
Product of the distinct prime numbers
The prime factorization of 21274857 is 9 × 2363873.
Since it has a total of 2 prime factors.
9 , 1 , 41 , 84 , 541 , 8 , 3463 , 7947 , 31531 , 97448 , 825372 , 188928 , 6347322 , 3374006 , 23857846 , 49085790 , 814951043 , 729169193 , 781145785 , 1733331497
n×2
42549714
n×3
63824571
n×4
85099428
n×5
106374285
n÷2
10637428.5
n÷3
7091619
n÷3
5318714.25
n÷5
4254971.4
n2
452619540370449
n3
9.629415996787E+21
n4
2.0486444832516E+29
n5
4.3584618425016E+36
2 √n
4612.4675608615
3 √n
277.09087019405
4 √n
67.915149715373
5 √n
29.212809721752
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
-21274856
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 21274857 can be divided by 4 positive divisors.
The sum of these divisors (counting 21274857) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010001001010000011101001
3
Ternary
1111000212121200
4
Quaternary
1101022003221
5
Quinary
20421243412
6
Senary
2035554413
8
Octal
121120351
10
Decimal
21274857
12
Duodecimal
715ba09
16
Hexadecimal
144a0e9
20
Vigesimal
6cj72h
36
Base36
cnzs9
md5
ecfb9a8a08046f28a1e0fb18981e9e0f
sha1
8a4b5972e1fa99904d65d5664eac74fa761fba7b
sha256
96c3fc49e01204c257d1d85843f1f3e574231a0fbb75d2dcfc1fb7df14ad3d72
sha512
f9f94ebb20f730f6a6c9e974d15f0903b370935780dd95efafde9c27737269a4f717142c1a98f3c15905c70dc4ae3cf8ee7013436df862c4a3827036e9572e2d
ripemd-160
193a89d6c29ed4659d8efba5e807ed2343657f28
Diameter
42549714
Circumference
133673868.91475
Area
1.421946222899E+15
Volume
4.0335603405155E+22
Surface area
5.687784891596E+15
Circumference
133673868.91475
Perimeter
85099428
Area
452619540370449
Diagonal
30087191.306948
Surface area
2715717242222694
Volume
9.629415996787E+21
Space diagonal
36849133.247762
Perimeter
63824571
Area
1.9599001010502E+14
Altitude
18424566.623881
Surface area
1.9599001010502E+14
Volume
1.1348375583657E+21
Height
10029063.768983