127838997 is an odd 9-digits composite number following 127838996
and preceding 127838998 . In scientific notation, it is written as 1.27838997 × 10^8.
The sum of its digits is 54. It has a total of 4 prime factors and 16 positive divisors.
There are 67299840 positive integers (up to 127838997) that are relatively prime to 127838997.
127838997 has 16 divisors, whose sum is 175787520
The reverse of 127838997 is 799838721
Previous prime number is 187
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 54
Digital Root 9
Name
one hundred twenty-seven million eight hundred thirty-eight thousand nine hundred ninety-seven
Scientific notation
1.27838997 × 10^8
Engineering notation
1.27838997 × 10^6
Prime Factorization
3 × 39 × 187 × 5843
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
127838997
Product of the distinct prime numbers
The prime factorization of 127838997 is 3 × 39 × 187 × 5843.
Since it has a total of 4 prime factors.
3 , 6 , 38 , 26 , 218 , 808 , 5619 , 6654 , 32709 , 21437 , 803078 , 142689 , 3944803 , 2222642 , 8351608 , 80616917 , 850617918 , 809019733 , 3545297774 , 8163859820
n×2
255677994
n×3
383516991
n×4
511355988
n×5
639194985
n÷2
63919498.5
n÷3
42612999
n÷3
31959749.25
n÷5
25567799.4
n2
16342809153966009
n3
2.0892483304054E+24
n4
2.6708741104296E+32
n5
3.4144186739058E+40
2 √n
11306.590865508
3 √n
503.75702810441
4 √n
106.33245443188
5 √n
41.815054861645
1 , 3 , 39 , 117 , 187 , 561 , 5843 , 7293 , 17529 , 21879 , 227877 , 683631 , 1092641 , 3277923 , 42612999 , 127838997
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
-127838996
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 127838997 can be divided by 16 positive divisors.
The sum of these divisors (counting 127838997) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111100111101010101100010101
3
Ternary
22220112220010200
4
Quaternary
13213222230111
5
Quinary
230211321442
6
Senary
20404011113
8
Octal
747525425
10
Decimal
127838997
12
Duodecimal
36990a99
16
Hexadecimal
79eab15
20
Vigesimal
1jijh9h
36
Base36
244179
md5
123844fc39c0d6163a64da95532b1a87
sha1
424a224836b296517cafbd62a4f2eac28af8de5b
sha256
f4be5e7340192e6cd5653c48dd12511b9af0213b75f85d0ea7e731e2125912a9
sha512
02fab5f39d5b3b3c4e66e62a5560dbdedd7ed688ecf7f9bd476e233d154c7d112133eb3966eaf2f171e343b687a75b16b1d1c12018289c7ba1a27c058b4b3da9
ripemd-160
f169856a6b6a67e3a86db811ef64a8edf517d3ac
Diameter
255677994
Circumference
803236107.63498
Area
5.134244917712E+16
Volume
8.7514229417686E+24
Surface area
2.0536979670848E+17
Circumference
803236107.63498
Perimeter
511355988
Area
16342809153966009
Diagonal
180791643.35757
Surface area
98056854923796054
Volume
2.0892483304054E+24
Space diagonal
221423637.99265
Perimeter
383516991
Area
7.0766439482677E+15
Altitude
110711818.99632
Surface area
7.0766439482677E+15
Volume
2.4622027700206E+23
Height
60263881.119191