Base | Representation |
---|---|
bin | 11101100101111… |
… | …11100110110011 |
3 | 122022010100021100 |
4 | 32302333212303 |
5 | 1002022430010 |
6 | 40344455443 |
7 | 6103036206 |
oct | 1662774663 |
9 | 568110240 |
10 | 248248755 |
11 | 118147a67 |
12 | 6b17a583 |
13 | 3c57b571 |
14 | 24d8193d |
15 | 16bda2c0 |
hex | ecbf9b3 |
248248755 has 12 divisors (see below), whose sum is σ = 430297920. Its totient is φ = 132399312.
The previous prime is 248248747. The next prime is 248248769. The reversal of 248248755 is 557842842.
It is not a de Polignac number, because 248248755 - 23 = 248248747 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (45), and also a Moran number because the ratio is a prime number: 5516639 = 248248755 / (2 + 4 + 8 + 2 + 4 + 8 + 7 + 5 + 5).
It is a self number, because there is not a number n which added to its sum of digits gives 248248755.
It is an unprimeable number.
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 11 ways as a sum of consecutive naturals, for example, 2758275 + ... + 2758364.
It is an arithmetic number, because the mean of its divisors is an integer number (35858160).
Almost surely, 2248248755 is an apocalyptic number.
248248755 is a deficient number, since it is larger than the sum of its proper divisors (182049165).
248248755 is a wasteful number, since it uses less digits than its factorization.
248248755 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5516650 (or 5516647 counting only the distinct ones).
The product of its digits is 716800, while the sum is 45.
The square root of 248248755 is about 15755.9117476584. The cubic root of 248248755 is about 628.4861232252.
The spelling of 248248755 in words is "two hundred forty-eight million, two hundred forty-eight thousand, seven hundred fifty-five".
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