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248275842 = 2341379307
BaseRepresentation
bin11101100110001…
…10001110000010
3122022011201102120
432303012032002
51002024311332
640345225110
76103211163
oct1663061602
9568151376
10248275842
11118166351
126b192196
133c58a9a9
1424d8b76a
1516be332c
hexecc6382

248275842 has 8 divisors (see below), whose sum is σ = 496551696. Its totient is φ = 82758612.

The previous prime is 248275813. The next prime is 248275849. The reversal of 248275842 is 248572842.

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

248275842 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 248275794 and 248275803.

It is not an unprimeable number, because it can be changed into a prime (248275849) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20689648 + ... + 20689659.

It is an arithmetic number, because the mean of its divisors is an integer number (62068962).

Almost surely, 2248275842 is an apocalyptic number.

248275842 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

248275842 is a wasteful number, since it uses less digits than its factorization.

248275842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41379312.

The product of its digits is 286720, while the sum is 42.

The square root of 248275842 is about 15756.7713063305. The cubic root of 248275842 is about 628.5089809223.

The spelling of 248275842 in words is "two hundred forty-eight million, two hundred seventy-five thousand, eight hundred forty-two".

Divisors: 1 2 3 6 41379307 82758614 124137921 248275842