3872912987 is an odd 10-digits composite number following 3872912986
and preceding 3872912988 . In scientific notation, it is written as 3.872912987 × 10^9.
The sum of its digits is 56. It has a total of 5 prime factors and 16 positive divisors.
There are 3459676800 positive integers (up to 3872912987) that are relatively prime to 3872912987.
3872912987 has 16 divisors, whose sum is 4126723200
The reverse of 3872912987 is 7892192783
Previous prime number is 17
Is Prime? no Number parity odd Number length 10 Sum of Digits 56 Digital Root 2
Name
three billion eight hundred seventy-two million nine hundred twelve thousand nine hundred eighty-seven
Scientific notation
3.872912987 × 10^9
Engineering notation
3.872912987 × 10^9
Prime Factorization
1829 × 17 × 17 × 17 × 431
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
5 Total number of prime factors
rad Radical
13401083 Product of the distinct prime numbers
The prime factorization of 3872912987 is 1829 × 17 × 17 × 17 × 431.
Since it has a total of 5 prime factors.
8 , 3 , 96 , 93 , 394 , 364 , 7354 , 6926 , 99366 , 31044 , 823787 , 768155 , 777493 , 2758441 , 91330505 , 50659210 , 997728007 , 863881844 , 378566718 , 5767188661
n×2
7745825974
n×3
11618738961
n×4
15491651948
n×5
19364564935
n÷2
1936456493.5
n÷3
1290970995.6667
n÷3
968228246.75
n÷5
774582597.4
n2
1.4999455004873E+19
n3
5.8091584086296E+28
n4
2.2498365044322E+38
n5
8.7134210166421E+47
2 √n62232.732440413
3 √n1570.4082926638
4 √n249.46489220011
5 √n82.71943282172
1 , 17 , 289 , 431 , 1829 , 4913 , 7327 , 31093 , 124559 , 528581 , 788299 , 2117503 , 8985877 , 13401083 , 227818411 , 3872912987
16 divisors
τ Total Divisors
16 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-3872912986 Sum of the proper positive divisors of n
A Arithmetic Mean
0.0625 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
16 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 3872912987 can be divided by 16 positive divisors.
The sum of these divisors (counting 3872912987) is 1, the average is 0.0625.
Base
System
Value
2
Binary
11100110110101111111011001011011
3
Ternary
100222220120100211202
4
Quaternary
3212311333121123
5
Quinary
30412431203422
6
Senary
1440145544415
8
Octal
34665773133
10
Decimal
3872912987
12
Duodecimal
90104510b
16
Hexadecimal
e6d7f65b
20
Vigesimal
30a5e297
36
Base36
1s1tysb
md5
6106ee7c82d8b49c0ac39763559b057a
sha1
0397b951b6715a261ff403b442914807b6f65b60
sha256
bcca32b895981d98c0d4050e718d5b149f68d313519313aca3dc0abae1e495bc
sha512
103d653be9ea5f425d721e1e58b4d1e1598691c76a9afe00bceae23eb02e1331374276013f39707a1207d78421501c4c63208eb1d8bb9436059171f3f273ff11
ripemd-160
e9af0a137e33f312e1fe14d55ca9c8d4e5ef6894
Diameter
7745825974
Circumference
24334229975.903
Area
4.712217765116E+19
Volume
2.433334584012E+29
Surface area
1.8848871060464E+20
Circumference
24334229975.903
Perimeter
15491651948
Area
1.4999455004873E+19
Diagonal
5477126072.1063
Surface area
8.999673002924E+19
Volume
5.8091584086296E+28
Space diagonal
6708082066.7773
Perimeter
11618738961
Area
6.4949545385709E+18
Altitude
3354041033.3887
Surface area
6.4949545385709E+18
Volume
6.8461588395481E+27
Height
1825708690.7021