21492859 is an odd 8-digits prime number following 21492858
and preceding 21492860 . In scientific notation, it is written as 2.1492859 × 10^7.
The sum of its digits is 40. It has a total of 1 prime factors and 2 positive divisors.
There are 21492858 positive integers (up to 21492859) that are relatively prime to 21492859.
21492859 has 2 divisors, whose sum is 21492860
The reverse of 21492859 is 95829412
Previous prime number is 1
Is Prime? yes Number parity odd Number length 8 Sum of Digits 40 Digital Root 4
Name
twenty-one million four hundred ninety-two thousand eight hundred fifty-nine
Scientific notation
2.1492859 × 10^7
Engineering notation
2.1492859 × 10^6
Prime Factorization
21492859
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
21492859 Product of the distinct prime numbers
The prime factorization of 21492859 is 21492859.
Since it has a total of 1 prime factors.
8 , 3 , 6 , 59 , 988 , 387 , 6548 , 7088 , 24110 , 90935 , 198672 , 755388 , 6269928 , 9062912 , 65212623 , 91243450 , 504507169 , 252058294 , 7614426549 , 1738288243
n×2
42985718
n×3
64478577
n×4
85971436
n×5
107464295
n÷2
10746429.5
n÷3
7164286.3333333
n÷3
5373214.75
n÷5
4298571.8
n2
461942987993881
n3
9.9284755069912E+21
n4
2.1339132415671E+29
n5
4.5863896419236E+36
2 √n4636.0391499641
3 √n278.03409946952
4 √n68.088465616168
5 √n29.272434164399
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
21492860 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
10746430 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
4636.0392578148 Returns the nth root of the product of n divisors
H Harmonic Mean
1.9999999069458 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21492859 can be divided by 2 positive divisors.
The sum of these divisors (counting 21492859) is 21492860, the average is 10746430.
Base
System
Value
2
Binary
1010001111111010001111011
3
Ternary
1111102221122211
4
Quaternary
1101333101323
5
Quinary
21000232414
6
Senary
2044355551
8
Octal
121772173
10
Decimal
21492859
12
Duodecimal
7245bb7
16
Hexadecimal
147f47b
20
Vigesimal
6e6c2j
36
Base36
csnzv
md5
a298dfecf8d84e3fb3f18bc64145f1cb
sha1
f313748825fb8034d45a9a378903f3cd67924693
sha256
b20a42777338c5710808e237b6b9877a1f7c34ecee3aff56b4f3e8ffb2fc8cfd
sha512
e4b9e7f9905772397c233e2103dd84e06934f945c374f157a278453802adfdc866b9e8558e6d3c3bd47baa6a76be5cf13ccbb7c9f1d315fbeea9cfa630a7c3b7
ripemd-160
e734757da69cccbd83988f6c1d31099dc6d0d820
Diameter
42985718
Circumference
135043615.87808
Area
1.4512366974589E+15
Volume
4.1588300952146E+22
Surface area
5.8049467898356E+15
Circumference
135043615.87808
Perimeter
85971436
Area
461942987993881
Diagonal
30395492.691973
Surface area
2771657927963286
Volume
9.9284755069912E+21
Space diagonal
37226723.787914
Perimeter
64478577
Area
2.000271813514E+14
Altitude
18613361.893957
Surface area
2.000271813514E+14
Volume
1.1700820596397E+21
Height
10131830.897324