Base | Representation |
---|---|
bin | 11101100111110… |
… | …00111000111111 |
3 | 122022120021010120 |
4 | 32303320320333 |
5 | 1002102432031 |
6 | 40353510023 |
7 | 6105034242 |
oct | 1663707077 |
9 | 568507116 |
10 | 248483391 |
11 | 118298282 |
12 | 6b272313 |
13 | 3c6312c0 |
14 | 25003259 |
15 | 16c34a96 |
hex | ecf8e3f |
248483391 has 16 divisors (see below), whose sum is σ = 357759360. Its totient is φ = 152500320.
The previous prime is 248483381. The next prime is 248483401. The reversal of 248483391 is 193384842.
It is an interprime number because it is at equal distance from previous prime (248483381) and next prime (248483401).
It is not a de Polignac number, because 248483391 - 25 = 248483359 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (248483371) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6376 + ... + 23186.
It is an arithmetic number, because the mean of its divisors is an integer number (22359960).
Almost surely, 2248483391 is an apocalyptic number.
248483391 is a deficient number, since it is larger than the sum of its proper divisors (109275969).
248483391 is a wasteful number, since it uses less digits than its factorization.
248483391 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 17206.
The product of its digits is 165888, while the sum is 42.
The square root of 248483391 is about 15763.3559561408. The cubic root of 248483391 is about 628.6840685411.
The spelling of 248483391 in words is "two hundred forty-eight million, four hundred eighty-three thousand, three hundred ninety-one".
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