2155184439 is an odd 10-digits composite number following 2155184438
and preceding 2155184440 . In scientific notation, it is written as 2.155184439 × 10^9.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 1436468280 positive integers (up to 2155184439) that are relatively prime to 2155184439.
2155184439 has 8 divisors, whose sum is 2874221952
The reverse of 2155184439 is 9344815512
Previous prime number is 4603
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 42
Digital Root 6
Name
two billion one hundred fifty-five million one hundred eighty-four thousand four hundred thirty-nine
Scientific notation
2.155184439 × 10^9
Engineering notation
2.155184439 × 10^9
Prime Factorization
3 × 4603 × 156071
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
2155184439
Product of the distinct prime numbers
The prime factorization of 2155184439 is 3 × 4603 × 156071.
Since it has a total of 3 prime factors.
2 , 1 , 24 , 23 , 263 , 553 , 7746 , 663 , 9841 , 82124 , 568514 , 611100 , 3941654 , 3377100 , 97714174 , 63485388 , 617760588 , 639765425 , 3482422425 , 5179384980
n×2
4310368878
n×3
6465553317
n×4
8620737756
n×5
10775922195
n÷2
1077592219.5
n÷3
718394813
n÷3
538796109.75
n÷5
431036887.8
n2
4644819966107744721
n3
1.0010443712912E+28
n4
2.1574352517553E+37
n5
4.6496708827331E+46
2 √n
46423.964059524
3 √n
1291.6994685382
4 √n
215.46221028181
5 √n
73.569344842378
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
-2155184438
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 2155184439 can be divided by 8 positive divisors.
The sum of these divisors (counting 2155184439) is 1, the average is 0.125.
Base
System
Value
2
Binary
10000000011101011000000100110111
3
Ternary
12120012100201020220
4
Quaternary
2000131120010313
5
Quinary
13403211400224
6
Senary
553505025423
8
Octal
20035300467
10
Decimal
2155184439
12
Duodecimal
501925273
16
Hexadecimal
80758137
20
Vigesimal
1dd9i11j
36
Base36
zn52yf
md5
57905e53e4d8c4ae53c49bfc88d98d9a
sha1
fbb873aa50531bc30a5a6eb1a45916e85d2f2594
sha256
5272b06b312907b09b7f9908e5f71de588eaad68c916d4d6ab25147b882973dc
sha512
46e5732889a7fcd6cbbc6e3ab9ace77a87e2bab8777d97a745ed9b83952400dd8b0f97afc62885bad00ac47fffdf6d15c6bc0c70eea33caa8a775bf5dfce4c99
ripemd-160
69d7842fe65dc9dcec5b316c59179e3716764c4b
Diameter
4310368878
Circumference
13541423201.387
Area
1.4592132282771E+19
Volume
4.1931648570211E+28
Surface area
5.8368529131085E+19
Circumference
13541423201.387
Perimeter
8620737756
Area
4644819966107744721
Diagonal
3047891063.0493
Surface area
2.7868919796646E+19
Volume
1.0010443712912E+28
Space diagonal
3732888948.0298
Perimeter
6465553317
Area
2.0112660433272E+18
Altitude
1866444474.0149
Surface area
2.0112660433272E+18
Volume
1.1797421053477E+27
Height
1015963687.6831