Base | Representation |
---|---|
bin | 11101101010001… |
… | …00101110111101 |
3 | 122100011001021021 |
4 | 32311010232331 |
5 | 1002142402140 |
6 | 40404304141 |
7 | 6110500033 |
oct | 1665045675 |
9 | 570131237 |
10 | 248794045 |
11 | 11848a715 |
12 | 6b3a2051 |
13 | 3c70c816 |
14 | 25084553 |
15 | 16c96b4a |
hex | ed44bbd |
248794045 has 8 divisors (see below), whose sum is σ = 308847960. Its totient is φ = 192171840.
The previous prime is 248794009. The next prime is 248794057. The reversal of 248794045 is 540497842.
It can be written as a sum of positive squares in 4 ways, for example, as 16475481 + 232318564 = 4059^2 + 15242^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 248794045 - 211 = 248791997 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 248793992 and 248794010.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 857766 + ... + 858055.
It is an arithmetic number, because the mean of its divisors is an integer number (38605995).
Almost surely, 2248794045 is an apocalyptic number.
It is an amenable number.
248794045 is a deficient number, since it is larger than the sum of its proper divisors (60053915).
248794045 is a wasteful number, since it uses less digits than its factorization.
248794045 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1715855.
The product of its (nonzero) digits is 322560, while the sum is 43.
The square root of 248794045 is about 15773.2065541538. The cubic root of 248794045 is about 628.9459530973.
The spelling of 248794045 in words is "two hundred forty-eight million, seven hundred ninety-four thousand, forty-five".
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