387996899 is an odd 9-digits composite number following 387996898
and preceding 387996900 . In scientific notation, it is written as 3.87996899 × 10^8.
The sum of its digits is 68. It has a total of 3 prime factors and 8 positive divisors.
There are 344755200 positive integers (up to 387996899) that are relatively prime to 387996899.
387996899 has 8 divisors, whose sum is 401109888
The reverse of 387996899 is 998699783
Previous prime number is 697
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 68
Digital Root 5
Name
three hundred eighty-seven million nine hundred ninety-six thousand eight hundred ninety-nine
Scientific notation
3.87996899 × 10^8
Engineering notation
3.87996899 × 10^6
Prime Factorization
31 × 697 × 17957
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
387996899
Product of the distinct prime numbers
The prime factorization of 387996899 is 31 × 697 × 17957.
Since it has a total of 3 prime factors.
9 , 7 , 99 , 8 , 184 , 897 , 4644 , 9384 , 42389 , 38917 , 392411 , 727343 , 1072375 , 2490101 , 66318710 , 41380156 , 685880674 , 117181338 , 3585762231 , 1435828562
n×2
775993798
n×3
1163990697
n×4
1551987596
n×5
1939984495
n÷2
193998449.5
n÷3
129332299.66667
n÷3
96999224.75
n÷5
77599379.8
n2
150541593633616201
n3
5.8409671500361E+25
n4
2.2662771413749E+34
n5
8.7930850312804E+42
2 √n
19697.636888723
3 √n
729.36135988269
4 √n
140.34826998835
5 √n
52.211437550877
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
-387996898
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 387996899 can be divided by 8 positive divisors.
The sum of these divisors (counting 387996899) is 1, the average is 0.125.
Base
System
Value
2
Binary
10111001000000101110011100011
3
Ternary
1000001002021200112
4
Quaternary
113020011303203
5
Quinary
1243311400044
6
Senary
102300041535
8
Octal
2710056343
10
Decimal
387996899
12
Duodecimal
a9b332ab
16
Hexadecimal
17205ce3
20
Vigesimal
614jc4j
36
Base36
6f04bn
md5
6b67045f4a77ead55dafa8fc6126e7a6
sha1
d9c0c03393427ad69565d7e1a8f1632328962389
sha256
88fc6f45ea68eb6ee47489b053a90c01d20baa6128abc238100ce738054d4bda
sha512
8919c540205c3302bbbc03afee168a047fe3da57c7ede7213796427a2b28b557c42a3b10c6eb3efff856f7ef2a02d5f5ebe9069d2d8d00fd87c245c2e271cc88
ripemd-160
d2347b86ecba9f0ccaeb9bc62eba0ad9e39ddb3b
Diameter
775993798
Circumference
2437856415.028
Area
4.7294036461907E+17
Volume
2.446658598455E+26
Surface area
1.8917614584763E+18
Circumference
2437856415.028
Perimeter
1551987596
Area
150541593633616201
Diagonal
548710476.7245
Surface area
903249561801697206
Volume
5.8409671500361E+25
Space diagonal
672030342.24717
Perimeter
1163990697
Area
6.5186422206453E+16
Altitude
336015171.12359
Surface area
6.5186422206453E+16
Volume
6.8836458007973E+24
Height
182903492.2415