3878389987 is an odd 10-digits composite number following 3878389986
and preceding 3878389988 . In scientific notation, it is written as 3.878389987 × 10^9.
The sum of its digits is 70. It has a total of 3 prime factors and 8 positive divisors.
There are 3748237344 positive integers (up to 3878389987) that are relatively prime to 3878389987.
3878389987 has 8 divisors, whose sum is 4009950000
The reverse of 3878389987 is 7899838783
Previous prime number is 149
Is Prime? no Number parity odd Number length 10 Sum of Digits 70 Digital Root 7
Name
three billion eight hundred seventy-eight million three hundred eighty-nine thousand nine hundred eighty-seven
Scientific notation
3.878389987 × 10^9
Engineering notation
3.878389987 × 10^9
Prime Factorization
37 × 149 × 703499
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
3 Total number of prime factors
rad Radical
3878389987 Product of the distinct prime numbers
The prime factorization of 3878389987 is 37 × 149 × 703499.
Since it has a total of 3 prime factors.
3 , 10 , 20 , 10 , 335 , 926 , 1107 , 2287 , 96532 , 31999 , 806054 , 803098 , 5078470 , 6398124 , 94401006 , 89055421 , 570830215 , 60420588 , 2756000169 , 8614940094
n×2
7756779974
n×3
11635169961
n×4
15513559948
n×5
19391949935
n÷2
1939194993.5
n÷3
1292796662.3333
n÷3
969597496.75
n÷5
775677997.4
n2
1.5041908891262E+19
n3
5.8338388829236E+28
n4
2.2625902309302E+38
n5
8.7752072963238E+47
2 √n62276.721068149
3 √n1571.1482245027
4 √n249.55304259445
5 √n82.742815648652
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
-3878389986 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 3878389987 can be divided by 8 positive divisors.
The sum of these divisors (counting 3878389987) is 1, the average is 0.125.
Base
System
Value
2
Binary
11100111001010111000100011100011
3
Ternary
101000021212121212121
4
Quaternary
3213022320203203
5
Quinary
30420331434422
6
Senary
1440503205111
8
Octal
34712704343
10
Decimal
3878389987
12
Duodecimal
902a46797
16
Hexadecimal
e72b88e3
20
Vigesimal
30bjiej7
36
Base36
1s53cv7
md5
b5ae1f4bcf18373d0af02c01dc000c8c
sha1
c101778b1a8ae84231de0f60fd544aea5440b810
sha256
b28e5732070666ce74a42f13e67d1c41f00a9a8ce4f71de45d65045260871172
sha512
15b05bcce391599f79d9523760bd2f048b38f791356d696f29b4dbc51c606c379ee12fec4323aca3b3aa02c16175cdb36a7a78a8b2d37854a936d2c9bfd0a56d
ripemd-160
7ad1f0f8daae2475f644d7124508bf08672c3a9f
Diameter
7756779974
Circumference
24368642981.831
Area
4.7255550468755E+19
Volume
2.4436727169092E+29
Surface area
1.8902220187502E+20
Circumference
24368642981.831
Perimeter
15513559948
Area
1.5041908891262E+19
Diagonal
5484871719.7874
Surface area
9.0251453347571E+19
Volume
5.8338388829236E+28
Space diagonal
6717568509.0504
Perimeter
11635169961
Area
6.5133376106219E+18
Altitude
3358784254.5252
Surface area
6.5133376106219E+18
Volume
6.8752450574418E+27
Height
1828290573.2625