2155686046 is an even 10-digits composite number following 2155686045
and preceding 2155686047 . In scientific notation, it is written as 2.155686046 × 10^9.
The sum of its digits is 43. It has a total of 2 prime factors and 4 positive divisors.
There are 1077843022 positive integers (up to 2155686046) that are relatively prime to 2155686046.
2155686046 has 4 divisors, whose sum is 3233529072
The reverse of 2155686046 is 6406865512
Previous prime number is 2
Is Prime? no
Number parity even
Number length 10
Sum of Digits 43
Digital Root 7
Name
two billion one hundred fifty-five million six hundred eighty-six thousand forty-six
Scientific notation
2.155686046 × 10^9
Engineering notation
2.155686046 × 10^9
Prime Factorization
2 × 1077843023
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
2155686046
Product of the distinct prime numbers
The prime factorization of 2155686046 is 2 × 1077843023.
Since it has a total of 2 prime factors.
9 , 2 , 5 , 93 , 698 , 691 , 7821 , 7266 , 59462 , 41508 , 180372 , 358587 , 7641682 , 6611426 , 44095603 , 10683044 , 602732931 , 906206660 , 7591786637 , 2927295966
n×2
4311372092
n×3
6467058138
n×4
8622744184
n×5
10778430230
n÷2
1077843023
n÷3
718562015.33333
n÷3
538921511.5
n÷5
431137209.2
n2
4646982328919114116
n3
1.001743496246E+28
n4
2.1594444765287E+37
n5
4.6550843251646E+46
2 √n
46429.366202868
3 √n
1291.7996726821
4 √n
215.47474609074
5 √n
73.572769093462
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
-2155686045
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 2155686046 can be divided by 4 positive divisors.
The sum of these divisors (counting 2155686046) is 1, the average is 0.25.
Base
System
Value
2
Binary
10000000011111010010100010011110
3
Ternary
12120020022012022221
4
Quaternary
2000133102202132
5
Quinary
13403323423141
6
Senary
553523455554
8
Octal
20037224236
10
Decimal
2155686046
12
Duodecimal
501b275ba
16
Hexadecimal
807d289e
20
Vigesimal
1ddd0f26
36
Base36
znftzy
md5
883219fecb5f009d446d6c3f3ce5d4a4
sha1
d912df01e6128cec5b455cdf9b679b2e66b4a669
sha256
e064f008aa60d9e64497889818735b6d849adce19b087895ee69353d9dcc0d9d
sha512
ba2e1ee35ab0f2d5539787f830d40753a63c5178f3c1481e5022b60628d55b5eb1957f2bf3fc184940c46adf986e391421972b54e986fbaf6518b38eb9a8e62c
ripemd-160
d7b89cb69db4df73b6c25c9b8a4d8d3cea96e4f0
Diameter
4311372092
Circumference
13544574891.119
Area
1.4598925545894E+19
Volume
4.1960933447835E+28
Surface area
5.8395702183576E+19
Circumference
13544574891.119
Perimeter
8622744184
Area
4646982328919114116
Diagonal
3048600442.4716
Surface area
2.7881893973515E+19
Volume
1.001743496246E+28
Space diagonal
3733757756.8393
Perimeter
6467058138
Area
2.0122023738907E+18
Altitude
1866878878.4196
Surface area
2.0122023738907E+18
Volume
1.1805660320084E+27
Height
1016200147.4905