Base | Representation |
---|---|
bin | 11101100111000… |
… | …11111001010001 |
3 | 122022101220011110 |
4 | 32303203321101 |
5 | 1002042204033 |
6 | 40352003533 |
7 | 6104225436 |
oct | 1663437121 |
9 | 568356143 |
10 | 248397393 |
11 | 118239702 |
12 | 6b2305a9 |
13 | 3c60110a |
14 | 24dbdb8d |
15 | 16c19363 |
hex | ece3e51 |
248397393 has 32 divisors (see below), whose sum is σ = 359936640. Its totient is φ = 151856640.
The previous prime is 248397377. The next prime is 248397419. The reversal of 248397393 is 393793842.
It is not a de Polignac number, because 248397393 - 24 = 248397377 is a prime.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (248397313) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 366571 + ... + 367247.
It is an arithmetic number, because the mean of its divisors is an integer number (11248020).
Almost surely, 2248397393 is an apocalyptic number.
It is an amenable number.
248397393 is a deficient number, since it is larger than the sum of its proper divisors (111539247).
248397393 is a wasteful number, since it uses less digits than its factorization.
248397393 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 897.
The product of its digits is 979776, while the sum is 48.
The square root of 248397393 is about 15760.6279379979. The cubic root of 248397393 is about 628.6115327595.
The spelling of 248397393 in words is "two hundred forty-eight million, three hundred ninety-seven thousand, three hundred ninety-three".
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