215689912 is an even 9-digits composite number following 215689911
and preceding 215689913 . In scientific notation, it is written as 2.15689912 × 10^8.
The sum of its digits is 43. It has a total of 5 prime factors and 16 positive divisors.
There are 107783424 positive integers (up to 215689912) that are relatively prime to 215689912.
215689912 has 16 divisors, whose sum is 404649360
The reverse of 215689912 is 219986512
Previous prime number is 2017
Is Prime? no
Number parity even
Number length 9
Sum of Digits 43
Digital Root 7
Name
two hundred fifteen million six hundred eighty-nine thousand nine hundred twelve
Scientific notation
2.15689912 × 10^8
Engineering notation
2.15689912 × 10^6
Prime Factorization
2 × 2 × 2 × 2017 × 13367
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
53922478
Product of the distinct prime numbers
The prime factorization of 215689912 is 2 × 2 × 2 × 2017 × 13367.
Since it has a total of 5 prime factors.
10 , 9 , 11 , 13 , 872 , 493 , 1000 , 5029 , 26987 , 54681 , 779459 , 639702 , 4121524 , 3086847 , 58487458 , 15049095 , 926862352 , 446647154 , 4857870957 , 1943694375
n×2
431379824
n×3
647069736
n×4
862759648
n×5
1078449560
n÷2
107844956
n÷3
71896637.333333
n÷3
53922478
n÷5
43137982.4
n2
46522138138567744
n3
1.003435588116E+25
n4
2.164309336984E+33
n5
4.6681969043485E+41
2 √n
14686.385259825
3 √n
599.71274397672
4 √n
121.18739728134
5 √n
46.426502387557
1 , 2 , 4 , 8 , 2017 , 4034 , 8068 , 13367 , 16136 , 26734 , 53468 , 106936 , 26961239 , 53922478 , 107844956 , 215689912
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
-215689911
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 215689912 can be divided by 16 positive divisors.
The sum of these divisors (counting 215689912) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1100110110110010101010111000
3
Ternary
120000212011221021
4
Quaternary
30312302222320
5
Quinary
420204034122
6
Senary
33222552224
8
Octal
1466625270
10
Decimal
215689912
12
Duodecimal
60298674
16
Hexadecimal
cdb2ab8
20
Vigesimal
37814fc
36
Base36
3kezeg
md5
5d0c0873e884a0c1bd9e8417a18f00e7
sha1
19cc884de9f4cbe97cfaa609f220e5feba1aa2bf
sha256
6246d2824ec073027a74889f29d882291a13e93fe404e7e8306e4796d4d619a1
sha512
8ef861cb06a76bf5102ef00baf58691c30f0628de4a694e4d3527bb1fe5807e4c83f79561f9f73f2efc6154fd92e08a3b9c519e3d670181b8313d922dd6706e5
ripemd-160
08341a14e72d39a0fadc317e45b762364bc4ea81
Diameter
431379824
Circumference
1355219685.9853
Area
1.4615360740541E+17
Volume
4.2031811626342E+25
Surface area
5.8461442962166E+17
Circumference
1355219685.9853
Perimeter
862759648
Area
46522138138567744
Diagonal
305031598.81746
Surface area
279132828831406464
Volume
1.003435588116E+25
Space diagonal
373585886.26406
Perimeter
647069736
Area
2.0144676733184E+16
Altitude
186792943.13203
Surface area
2.0144676733184E+16
Volume
1.1825601814012E+24
Height
101677199.60582