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248313083 = 2319315591
BaseRepresentation
bin11101100110011…
…11010011111011
3122022020121111212
432303033103323
51002032004313
640350113335
76103424564
oct1663172373
9568217455
10248313083
11118191327
126b1ab84b
133c5a1925
1424d9b16b
1516bee3a8
hexeccf4fb

248313083 has 8 divisors (see below), whose sum is σ = 259289856. Its totient is φ = 237351400.

The previous prime is 248313073. The next prime is 248313137. The reversal of 248313083 is 380313842.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 248313083 - 26 = 248313019 is a prime.

It is not an unprimeable number, because it can be changed into a prime (248313053) 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 7 ways as a sum of consecutive naturals, for example, 41618 + ... + 47208.

It is an arithmetic number, because the mean of its divisors is an integer number (32411232).

Almost surely, 2248313083 is an apocalyptic number.

248313083 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

248313083 is a deficient number, since it is larger than the sum of its proper divisors (10976773).

248313083 is a wasteful number, since it uses less digits than its factorization.

248313083 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7545.

The product of its (nonzero) digits is 13824, while the sum is 32.

The square root of 248313083 is about 15757.9530079259. The cubic root of 248313083 is about 628.5404044827.

The spelling of 248313083 in words is "two hundred forty-eight million, three hundred thirteen thousand, eighty-three".

Divisors: 1 23 1931 5591 44413 128593 10796221 248313083