22278987 is an odd 8-digits composite number following 22278986
and preceding 22278988 . In scientific notation, it is written as 2.2278987 × 10^7.
The sum of its digits is 45. It has a total of 3 prime factors and 8 positive divisors.
There are 14059440 positive integers (up to 22278987) that are relatively prime to 22278987.
22278987 has 8 divisors, whose sum is 23065600
The reverse of 22278987 is 78987222
Previous prime number is 31
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 45
Digital Root 9
Name
twenty-two million two hundred seventy-eight thousand nine hundred eighty-seven
Scientific notation
2.2278987 × 10^7
Engineering notation
2.2278987 × 10^6
Prime Factorization
423 × 31 × 1699
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
22278987
Product of the distinct prime numbers
The prime factorization of 22278987 is 423 × 31 × 1699.
Since it has a total of 3 prime factors.
9 , 5 , 70 , 34 , 25 , 758 , 9560 , 7200 , 59502 , 32521 , 334607 , 446647 , 2200112 , 3663581 , 48593049 , 72034253 , 882503279 , 169021599 , 2341700752 , 7558023767
n×2
44557974
n×3
66836961
n×4
89115948
n×5
111394935
n÷2
11139493.5
n÷3
7426329
n÷3
5569746.75
n÷5
4455797.4
n2
496353261746169
n3
1.105824786585E+22
n4
2.4636656044606E+29
n5
5.4887973974125E+36
2 √n
4720.0621817938
3 √n
281.38340456441
4 √n
68.702708693281
5 √n
29.48350342621
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-22278986
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 22278987 can be divided by 8 positive divisors.
The sum of these divisors (counting 22278987) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010100111111001101001011
3
Ternary
1112220220000200
4
Quaternary
1110333031023
5
Quinary
21200411422
6
Senary
2113303243
8
Octal
124771513
10
Decimal
22278987
12
Duodecimal
7564b23
16
Hexadecimal
153f34b
20
Vigesimal
6j4h97
36
Base36
d9ikr
md5
712da096775365ac27ec6bffd4846367
sha1
c57bbfe9429bb9581dacc7fd26d19040e8e30372
sha256
34d928042e4465ee0cf17c0bd4df23908e30c1ed0ae176f41b8ced91d1af3076
sha512
50be1b9484817b7ab98429aeb1f66a31b66f1113efd3c3d5951af554728bc9a0123d2be561aa019acb9ef5a676a5557c92bce3aa3723bfbdfdea6a23e4b767c7
ripemd-160
5bf20e56e2edb8d8fb77c7c465ce343798dd872a
Diameter
44557974
Circumference
139983003.77725
Area
1.5593397606871E+15
Volume
4.6320680342575E+22
Surface area
6.2373590427484E+15
Circumference
139983003.77725
Perimeter
89115948
Area
496353261746169
Diagonal
31507245.571334
Surface area
2978119570477014
Volume
1.105824786585E+22
Space diagonal
38588337.425167
Perimeter
66836961
Area
2.1492726696172E+14
Altitude
19294168.712583
Surface area
2.1492726696172E+14
Volume
1.3032270089974E+21
Height
10502415.190445