248712139 is an odd 9-digits composite number following 248712138
and preceding 248712140 . In scientific notation, it is written as 2.48712139 × 10^8.
The sum of its digits is 37. It has a total of 3 prime factors and 8 positive divisors.
There are 229310976 positive integers (up to 248712139) that are relatively prime to 248712139.
248712139 has 8 divisors, whose sum is 268158240
The reverse of 248712139 is 931217842
Previous prime number is 887
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 37
Digital Root 1
Name
two hundred forty-eight million seven hundred twelve thousand one hundred thirty-nine
Scientific notation
2.48712139 × 10^8
Engineering notation
2.48712139 × 10^6
Prime Factorization
13 × 887 × 21569
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
248712139
Product of the distinct prime numbers
The prime factorization of 248712139 is 13 × 887 × 21569.
Since it has a total of 3 prime factors.
7 , 9 , 93 , 88 , 860 , 610 , 1575 , 1365 , 12382 , 29549 , 699400 , 11783 , 3178749 , 4190672 , 45689310 , 3000429 , 620257372 , 405132077 , 1788780792 , 7424765561
n×2
497424278
n×3
746136417
n×4
994848556
n×5
1243560695
n÷2
124356069.5
n÷3
82904046.333333
n÷3
62178034.75
n÷5
49742427.8
n2
61857728085955321
n3
1.5384767865938E+25
n4
3.826378523956E+33
n5
9.5166678731676E+41
2 √n
15770.609975521
3 √n
628.87692665774
4 √n
125.58108924325
5 √n
47.768257194782
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
-248712138
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 248712139 can be divided by 8 positive divisors.
The sum of these divisors (counting 248712139) is 1, the average is 0.125.
Base
System
Value
2
Binary
1110110100110000101111001011
3
Ternary
122022222212220201
4
Quaternary
32310300233023
5
Quinary
1002132242024
6
Senary
40402433031
8
Octal
1664605713
10
Decimal
248712139
12
Duodecimal
6b362777
16
Hexadecimal
ed30bcb
20
Vigesimal
3he906j
36
Base36
442rij
md5
1a906c3db5541cf11bdcb8dc2f88dad5
sha1
73afae38f7c2859b5725a1f3d9fa3fc9536b552f
sha256
85043178f93368c03e405c7e742b249526cb2c28f9e5ac0eae3c4a8464bbceb6
sha512
a1c72725b3e4977bbf62b164bb041b272a3766b3c6366d9da8e08217d422c08bfdf1451f6b5fae5cec5f8dc86093004016a3503af0871a30aef0aadbe84bfa97
ripemd-160
8d063bce7daf67aa628fedd8611de382e0ea8df1
Diameter
497424278
Circumference
1562704457.482
Area
1.9433178412259E+17
Volume
6.4443564939755E+25
Surface area
7.7732713649037E+17
Circumference
1562704457.482
Perimeter
994848556
Area
61857728085955321
Diagonal
351732080.10062
Surface area
371146368515731926
Volume
1.5384767865938E+25
Space diagonal
430782061.20713
Perimeter
746136417
Area
2.6785181971414E+16
Altitude
215391030.60357
Surface area
2.6785181971414E+16
Volume
1.813112280831E+24
Height
117244026.70021