21272889 is an odd 8-digits composite number following 21272888
and preceding 21272890 . In scientific notation, it is written as 2.1272889 × 10^7.
The sum of its digits is 39. It has a total of 4 prime factors and 12 positive divisors.
There are 12892440 positive integers (up to 21272889) that are relatively prime to 21272889.
21272889 has 12 divisors, whose sum is 31177328
The reverse of 21272889 is 98827212
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 39
Digital Root 3
Name
twenty-one million two hundred seventy-two thousand eight hundred eighty-nine
Scientific notation
2.1272889 × 10^7
Engineering notation
2.1272889 × 10^6
Prime Factorization
3 × 11 × 11 × 58603
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
1933899
Product of the distinct prime numbers
The prime factorization of 21272889 is 3 × 11 × 11 × 58603.
Since it has a total of 4 prime factors.
10 , 7 , 71 , 96 , 528 , 738 , 8493 , 969 , 15925 , 35288 , 333561 , 282532 , 4775412 , 5495788 , 7307705 , 80102224 , 69120355 , 990171307 , 7152838280 , 2986019836
n×2
42545778
n×3
63818667
n×4
85091556
n×5
106364445
n÷2
10636444.5
n÷3
7090963
n÷3
5318222.25
n÷5
4254577.8
n2
452535806406321
n3
9.6267439782072E+21
n4
2.0478865607982E+29
n5
4.3564463492452E+36
2 √n
4612.2542210941
3 √n
277.08232596665
4 √n
67.913579062615
5 √n
29.212269243977
1 , 3 , 11 , 33 , 121 , 363 , 58603 , 175809 , 644633 , 1933899 , 7090963 , 21272889
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21272888
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21272889 can be divided by 12 positive divisors.
The sum of these divisors (counting 21272889) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1010001001001100100111001
3
Ternary
1111000202220210
4
Quaternary
1101021210321
5
Quinary
20421213024
6
Senary
2035541333
8
Octal
121114471
10
Decimal
21272889
12
Duodecimal
715a849
16
Hexadecimal
1449939
20
Vigesimal
6cj249
36
Base36
cny9l
md5
c0442e77320122b956803b7d2b7de219
sha1
eef767fb4af3ab99212b29234ef5f16818453099
sha256
b0b34683ed2fd97c3cc166ff5e9239062d914f0e8bdd8df9be9391e614c18f94
sha512
8b3cce49dc28b5f4bfa9f9729bb7ce2813e17278717221e8217b38b54f5370ed5dc3b883b4c98394edd5d61114e4f7dfac9a1e4c2733f378ae1e5eac3fd49f9c
ripemd-160
cf0d4c317df51692ddae52340b4d867aa90cc57e
Diameter
42545778
Circumference
133661503.60606
Area
1.4216831648924E+15
Volume
4.03244108799E+22
Surface area
5.6867326595697E+15
Circumference
133661503.60606
Perimeter
85091556
Area
452535806406321
Diagonal
30084408.134657
Surface area
2715214838437926
Volume
9.6267439782072E+21
Space diagonal
36845724.571773
Perimeter
63818667
Area
1.9595375223498E+14
Altitude
18422862.285887
Surface area
1.9595375223498E+14
Volume
1.1345226579562E+21
Height
10028136.044886