21874481 is an odd 8-digits prime number following 21874480
and preceding 21874482 . In scientific notation, it is written as 2.1874481 × 10^7.
The sum of its digits is 35. It has a total of 1 prime factors and 2 positive divisors.
There are 21874480 positive integers (up to 21874481) that are relatively prime to 21874481.
21874481 has 2 divisors, whose sum is 21874482
The reverse of 21874481 is 18447812
Previous prime number is 1
Is Prime? yes Number parity odd Number length 8 Sum of Digits 35 Digital Root 8
Name
twenty-one million eight hundred seventy-four thousand four hundred eighty-one
Scientific notation
2.1874481 × 10^7
Engineering notation
2.1874481 × 10^6
Prime Factorization
21874481
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
21874481 Product of the distinct prime numbers
The prime factorization of 21874481 is 21874481.
Since it has a total of 1 prime factors.
9 , 8 , 48 , 76 , 429 , 976 , 4876 , 3983 , 54225 , 99048 , 119780 , 928379 , 4873986 , 3921153 , 48659784 , 32216293 , 646570015 , 265159301 , 3694116924 , 4390430685
n×2
43748962
n×3
65623443
n×4
87497924
n×5
109372405
n÷2
10937240.5
n÷3
7291493.6666667
n÷3
5468620.25
n÷5
4374896.2
n2
478492919019361
n3
1.0466784265724E+22
n4
2.2895547355167E+29
n5
5.008282156052E+36
2 √n4677.0162497045
3 √n279.67002369501
4 √n68.38871434458
5 √n29.375654493398
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
21874482 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
10937241 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
4677.0163566103 Returns the nth root of the product of n divisors
H Harmonic Mean
1.9999999085693 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21874481 can be divided by 2 positive divisors.
The sum of these divisors (counting 21874481) is 21874482, the average is 10937241.
Base
System
Value
2
Binary
1010011011100011100110001
3
Ternary
1112011100010222
4
Quaternary
1103130130301
5
Quinary
21044440411
6
Senary
2100502425
8
Octal
123343461
10
Decimal
21874481
12
Duodecimal
73aaa15
16
Hexadecimal
14dc731
20
Vigesimal
6ge641
36
Base36
d0ugh
md5
1caae36f4ba594c78a1496f6c2270206
sha1
272b8979531386b4671b92801e6cde1e32ab2fcc
sha256
b1ffa56972c234f0e60edce5043544e55a60f5ae3fc9293445b03180f134ac00
sha512
11db0e40e6ef23a973732fdc3271078f50d03b9e6f03a4e378ff76568b80b7629297958901d69b4833f06e3db26ff5734e05dc31c8db310a7df0aeaa4a3bc675
ripemd-160
10a854ceab25fcab14a34714aefbf06fc6f5a1e1
Diameter
43748962
Circumference
137441417.62138
Area
1.503229839186E+15
Volume
4.3843163407875E+22
Surface area
6.0129193567438E+15
Circumference
137441417.62138
Perimeter
87497924
Area
478492919019361
Diagonal
30935187.700073
Surface area
2870957514116166
Volume
1.0466784265724E+22
Space diagonal
37887712.4812
Perimeter
65623443
Area
2.0719351170087E+14
Altitude
18943856.2406
Surface area
2.0719351170087E+14
Volume
1.2335223552516E+21
Height
10311729.233358