21089511 is an odd 8-digits composite number following 21089510
and preceding 21089512 . In scientific notation, it is written as 2.1089511 × 10^7.
The sum of its digits is 27. It has a total of 4 prime factors and 16 positive divisors.
There are 13759704 positive integers (up to 21089511) that are relatively prime to 21089511.
21089511 has 16 divisors, whose sum is 31910400
The reverse of 21089511 is 11598012
Previous prime number is 47
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 27
Digital Root 9
Name
twenty-one million eighty-nine thousand five hundred eleven
Scientific notation
2.1089511 × 10^7
Engineering notation
2.1089511 × 10^6
Prime Factorization
3 × 9 × 47 × 16619
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
21089511
Product of the distinct prime numbers
The prime factorization of 21089511 is 3 × 9 × 47 × 16619.
Since it has a total of 4 prime factors.
2 , 9 , 12 , 21 , 574 , 90 , 1634 , 4588 , 8525 , 2145 , 942398 , 971145 , 502726 , 6329920 , 35900675 , 72345400 , 840640818 , 853204470 , 7716475228 , 1751934745
n×2
42179022
n×3
63268533
n×4
84358044
n×5
105447555
n÷2
10544755.5
n÷3
7029837
n÷3
5272377.75
n÷5
4217902.2
n2
444767474219121
n3
9.3799285399864E+21
n4
1.9781810612326E+29
n5
4.1718871250856E+36
2 √n
4592.3317606636
3 √n
276.28385258381
4 √n
67.766745241775
5 √n
29.16173116476
1 , 3 , 9 , 27 , 47 , 141 , 423 , 1269 , 16619 , 49857 , 149571 , 448713 , 781093 , 2343279 , 7029837 , 21089511
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21089510
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21089511 can be divided by 16 positive divisors.
The sum of these divisors (counting 21089511) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1010000011100110011100111
3
Ternary
1110200110101000
4
Quaternary
1100130303213
5
Quinary
20344331021
6
Senary
2032004343
8
Octal
120346347
10
Decimal
21089511
12
Duodecimal
70906b3
16
Hexadecimal
141cce7
20
Vigesimal
6bg3fb
36
Base36
ck0rr
md5
34c781e87c87a3790d21f55a7cee9ce2
sha1
0473fb491b5c1197c80a9b40190e2d15178dbb0e
sha256
b4a30eb853fbf9eb76548bfc34e6cbfe599d570a01b764c0022c75ba046c19de
sha512
aa53b591e992a672788c0b4da824cacbef6578f420256461d3b199fb929c33d6be4e5780db3c054274ef8dcf7060e9b103e98cafbf009718c695acee61360c1a
ripemd-160
51a709de7ca3c13fb67d621df779928129ca9b87
Diameter
42179022
Circumference
132509305.6508
Area
1.3972782295625E+15
Volume
3.9290552789891E+22
Surface area
5.5891129182499E+15
Circumference
132509305.6508
Perimeter
84358044
Area
444767474219121
Diagonal
29825072.480017
Surface area
2668604845314726
Volume
9.3799285399864E+21
Space diagonal
36528104.558783
Perimeter
63268533
Area
1.925899657254E+14
Altitude
18264052.279391
Surface area
1.925899657254E+14
Volume
1.1054351796116E+21
Height
9941690.8266722