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48988808 = 2311556691
BaseRepresentation
bin1011101011100…
…0001010001000
310102011220000022
42322320022020
5100020120213
64510000012
71133253341
oct272701210
9112156008
1048988808
1125720020
12144a6008
13a1c307b
1467130c8
15447a308
hex2eb8288

48988808 has 16 divisors (see below), whose sum is σ = 100204560. Its totient is φ = 22267600.

The previous prime is 48988799. The next prime is 48988813. The reversal of 48988808 is 80888984.

It is a self number, because there is not a number n which added to its sum of digits gives 48988808.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 278258 + ... + 278433.

It is an arithmetic number, because the mean of its divisors is an integer number (6262785).

Almost surely, 248988808 is an apocalyptic number.

It is an amenable number.

48988808 is an abundant number, since it is smaller than the sum of its proper divisors (51215752).

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

48988808 is a wasteful number, since it uses less digits than its factorization.

48988808 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 556708 (or 556704 counting only the distinct ones).

The product of its (nonzero) digits is 1179648, while the sum is 53.

The square root of 48988808 is about 6999.2005257744. The cubic root of 48988808 is about 365.9027083710.

The spelling of 48988808 in words is "forty-eight million, nine hundred eighty-eight thousand, eight hundred eight".

Divisors: 1 2 4 8 11 22 44 88 556691 1113382 2226764 4453528 6123601 12247202 24494404 48988808