2155222018 is an even 10-digits composite number following 2155222017
and preceding 2155222019 . In scientific notation, it is written as 2.155222018 × 10^9.
The sum of its digits is 28. It has a total of 2 prime factors and 4 positive divisors.
There are 1077611008 positive integers (up to 2155222018) that are relatively prime to 2155222018.
2155222018 has 4 divisors, whose sum is 3232833030
The reverse of 2155222018 is 8102225512
Previous prime number is 2
Is Prime? no
Number parity even
Number length 10
Sum of Digits 28
Digital Root 1
Name
two billion one hundred fifty-five million two hundred twenty-two thousand eighteen
Scientific notation
2.155222018 × 10^9
Engineering notation
2.155222018 × 10^9
Prime Factorization
2 × 1077611009
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
2155222018
Product of the distinct prime numbers
The prime factorization of 2155222018 is 2 × 1077611009.
Since it has a total of 2 prime factors.
9 , 6 , 52 , 43 , 300 , 586 , 7164 , 4153 , 72871 , 78535 , 462720 , 887959 , 2382558 , 2905036 , 85524105 , 26585226 , 839006822 , 339945452 , 8760554480 , 3070991284
n×2
4310444036
n×3
6465666054
n×4
8620888072
n×5
10776110090
n÷2
1077611009
n÷3
718407339.33333
n÷3
538805504.5
n÷5
431044403.6
n2
4644981946871992324
n3
1.0010967365111E+28
n4
2.1575857286767E+37
n5
4.6500762681665E+46
2 √n
46424.368794847
3 √n
1291.7069760925
4 √n
215.46314950554
5 √n
73.569601399829
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-2155222017
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 2155222018 can be divided by 4 positive divisors.
The sum of these divisors (counting 2155222018) is 1, the average is 0.25.
Base
System
Value
2
Binary
10000000011101100001010000000010
3
Ternary
12120012102121210201
4
Quaternary
2000131201100002
5
Quinary
13403214101033
6
Senary
553505515414
8
Octal
20035412002
10
Decimal
2155222018
12
Duodecimal
501942b6a
16
Hexadecimal
80761402
20
Vigesimal
1dda2f0i
36
Base36
zn5vya
md5
f4525a886cf80341a15f2e99a2ecb975
sha1
319e8aa24745199154c799640e2a10d48b0cf1cf
sha256
646d3abc9891cc949c077d12ff6f1d0a0be9e746d9964b6dd5f85f196246d2a1
sha512
1d03373d4f100d9f2ad90504fe3fd275c0d8e471123c7df162bfd5cfcd3d5b5d78ab43b737199db481cf6f04fd6e73cc411acc2e368a67dccc7743cf1ce05df8
ripemd-160
fd55b42bdb3a6b67be9d903be3e9b805dec39fbc
Diameter
4310444036
Circumference
13541659317.208
Area
1.459264116035E+19
Volume
4.1933842039413E+28
Surface area
5.8370564641401E+19
Circumference
13541659317.208
Perimeter
8620888072
Area
4644981946871992324
Diagonal
3047944207.7807
Surface area
2.7869891681232E+19
Volume
1.0010967365111E+28
Space diagonal
3732954036.7671
Perimeter
6465666054
Area
2.0113361830556E+18
Altitude
1866477018.3836
Surface area
2.0113361830556E+18
Volume
1.1798038183512E+27
Height
1015981402.5936