2155996972 is an even 10-digits composite number following 2155996971
and preceding 2155996973 . In scientific notation, it is written as 2.155996972 × 10^9.
The sum of its digits is 55. It has a total of 5 prime factors and 24 positive divisors.
There are 1029325440 positive integers (up to 2155996972) that are relatively prime to 2155996972.
2155996972 has 24 divisors, whose sum is 3947267520
The reverse of 2155996972 is 2796995512
Previous prime number is 47
Is Prime? no
Number parity even
Number length 10
Sum of Digits 55
Digital Root 1
Name
two billion one hundred fifty-five million nine hundred ninety-six thousand nine hundred seventy-two
Scientific notation
2.155996972 × 10^9
Engineering notation
2.155996972 × 10^9
Prime Factorization
2 × 2 × 41 × 47 × 279709
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
1077998486
Product of the distinct prime numbers
The prime factorization of 2155996972 is 2 × 2 × 41 × 47 × 279709.
Since it has a total of 5 prime factors.
9 , 5 , 86 , 22 , 412 , 87 , 8070 , 5102 , 49548 , 25608 , 984679 , 391674 , 4763487 , 3781144 , 19348492 , 32530104 , 400724846 , 482808180 , 5425698511 , 5698990751
n×2
4311993944
n×3
6467990916
n×4
8623987888
n×5
10779984860
n÷2
1077998486
n÷3
718665657.33333
n÷3
538999243
n÷5
431199394.4
n2
4648322943273168784
n3
1.0021770190575E+28
n4
2.160690618496E+37
n5
4.6584424309061E+46
2 √n
46432.714458666
3 √n
1291.8617773961
4 √n
215.48251543609
5 √n
73.574891328949
1 , 2 , 4 , 41 , 47 , 82 , 94 , 164 , 188 , 1927 , 3854 , 7708 , 279709 , 559418 , 1118836 , 11468069 , 13146323 , 22936138 , 26292646 , 45872276 , 52585292 , 538999243 , 1077998486 , 2155996972
24 divisors
τ
Total Divisors
24
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-2155996971
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.041666666666667
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
24
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 2155996972 can be divided by 24 positive divisors.
The sum of these divisors (counting 2155996972) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
10000000100000011110011100101100
3
Ternary
12120020212222211201
4
Quaternary
2000200132130230
5
Quinary
13403413400342
6
Senary
553534255244
8
Octal
20040363454
10
Decimal
2155996972
12
Duodecimal
502057524
16
Hexadecimal
8081e72c
20
Vigesimal
1ddejc8c
36
Base36
znmhws
md5
633f34f3cd68a84dc50ce04d7b0ca36c
sha1
d84212881e8cc01d4fff83773d58abda238ffd37
sha256
3bf275f7279393f364d2b84970e1f75d71dc8359a028f6622f18d22187fdc910
sha512
6e697b5345590f7d76893366297fd022430a5ba729d81956b00a9a694e62702ac46b92cfae5d5a6236c06b14f050dac2206280bd720a2b7adefaaddae7279147
ripemd-160
d8b92270249f04c7eec2b00a4f793e7002893fb9
Diameter
4311993944
Circumference
13546528496.794
Area
1.46031372101E+19
Volume
4.1979092808901E+28
Surface area
5.8412548840399E+19
Circumference
13546528496.794
Perimeter
8623987888
Area
4648322943273168784
Diagonal
3049040158.2377
Surface area
2.7889937659639E+19
Volume
1.0021770190575E+28
Space diagonal
3734296296.4687
Perimeter
6467990916
Area
2.0127828769343E+18
Altitude
1867148148.2343
Surface area
2.0127828769343E+18
Volume
1.1810769435415E+27
Height
1016346719.4126