Base | Representation |
---|---|
bin | 11101100100100… |
… | …00111101101001 |
3 | 122021202122012102 |
4 | 32302100331221 |
5 | 1002000321310 |
6 | 40340423145 |
7 | 6101312210 |
oct | 1662207551 |
9 | 567678172 |
10 | 248057705 |
11 | 118027475 |
12 | 6b0a7ab5 |
13 | 3c51260c |
14 | 24d32077 |
15 | 16b9d8a5 |
hex | ec90f69 |
248057705 has 16 divisors (see below), whose sum is σ = 340731264. Its totient is φ = 169827840.
The previous prime is 248057687. The next prime is 248057743. The reversal of 248057705 is 507750842.
It is not a de Polignac number, because 248057705 - 210 = 248056681 is a prime.
It is a Smith number, since the sum of its digits (38) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18290 + ... + 28820.
It is an arithmetic number, because the mean of its divisors is an integer number (21295704).
Almost surely, 2248057705 is an apocalyptic number.
It is an amenable number.
248057705 is a deficient number, since it is larger than the sum of its proper divisors (92673559).
248057705 is a wasteful number, since it uses less digits than its factorization.
248057705 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11216.
The product of its (nonzero) digits is 78400, while the sum is 38.
The square root of 248057705 is about 15749.8477770422. The cubic root of 248057705 is about 628.3248561000.
The spelling of 248057705 in words is "two hundred forty-eight million, fifty-seven thousand, seven hundred five".
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