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48054478 = 2174332869
BaseRepresentation
bin1011011101010…
…0000011001110
310100102102100111
42313110003032
544300220403
64433550234
71122312343
oct267240316
9110372314
1048054478
112514204a
121411537a
139c56a04
14654c7ca
15434356d
hex2dd40ce

48054478 has 16 divisors (see below), whose sum is σ = 78099120. Its totient is φ = 22087296.

The previous prime is 48054473. The next prime is 48054481. The reversal of 48054478 is 87445084.

48054478 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 48054478.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48054473) 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 7 ways as a sum of consecutive naturals, for example, 14973 + ... + 17896.

It is an arithmetic number, because the mean of its divisors is an integer number (4881195).

Almost surely, 248054478 is an apocalyptic number.

48054478 is a deficient number, since it is larger than the sum of its proper divisors (30044642).

48054478 is a wasteful number, since it uses less digits than its factorization.

48054478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32931.

The product of its (nonzero) digits is 143360, while the sum is 40.

The square root of 48054478 is about 6932.1337263501. The cubic root of 48054478 is about 363.5615569945.

The spelling of 48054478 in words is "forty-eight million, fifty-four thousand, four hundred seventy-eight".

Divisors: 1 2 17 34 43 86 731 1462 32869 65738 558773 1117546 1413367 2826734 24027239 48054478