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248080047 = 3233595363
BaseRepresentation
bin11101100100101…
…10011010101111
3122021210202211220
432302112122233
51002002030142
640341114423
76101434305
oct1662263257
9567722756
10248080047
11118042236
126b0b8a13
133c51c837
1424d3a275
1516ba52ec
hexec966af

248080047 has 8 divisors (see below), whose sum is σ = 345154944. Its totient is φ = 158195928.

The previous prime is 248080039. The next prime is 248080057. The reversal of 248080047 is 740080842.

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

It is not a de Polignac number, because 248080047 - 23 = 248080039 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (248080037) by changing a digit.

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, 1797613 + ... + 1797750.

It is an arithmetic number, because the mean of its divisors is an integer number (43144368).

Almost surely, 2248080047 is an apocalyptic number.

248080047 is a deficient number, since it is larger than the sum of its proper divisors (97074897).

248080047 is a wasteful number, since it uses less digits than its factorization.

248080047 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3595389.

The product of its (nonzero) digits is 14336, while the sum is 33.

The square root of 248080047 is about 15750.5570377685. The cubic root of 248080047 is about 628.3437194696.

The spelling of 248080047 in words is "two hundred forty-eight million, eighty thousand, forty-seven".

Divisors: 1 3 23 69 3595363 10786089 82693349 248080047