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56747054 = 27131718341
BaseRepresentation
bin1101100001111…
…0010000101110
310221210001022202
43120132100232
5104011401204
65344141502
71256225210
oct330362056
9127701282
1056747054
112a0399a1
1217007892
13b9ab450
1477725b0
154eade1e
hex361e42e

56747054 has 32 divisors (see below), whose sum is σ = 110932416. Its totient is φ = 21127680.

The previous prime is 56746981. The next prime is 56747059. The reversal of 56747054 is 45074765.

56747054 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (38) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an alternating number because its digits alternate between odd and even.

It is a junction number, because it is equal to n+sod(n) for n = 56746999 and 56747017.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56747059) 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 15 ways as a sum of consecutive naturals, for example, 6077 + ... + 12264.

It is an arithmetic number, because the mean of its divisors is an integer number (3466638).

Almost surely, 256747054 is an apocalyptic number.

56747054 is a deficient number, since it is larger than the sum of its proper divisors (54185362).

56747054 is a wasteful number, since it uses less digits than its factorization.

56747054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18380.

The product of its (nonzero) digits is 117600, while the sum is 38.

The square root of 56747054 is about 7533.0640512344. The cubic root of 56747054 is about 384.2799923733.

It can be divided in two parts, 56 and 747054, that multiplied together give a square (41835024 = 64682).

The spelling of 56747054 in words is "fifty-six million, seven hundred forty-seven thousand, fifty-four".

Divisors: 1 2 7 13 14 17 26 34 91 119 182 221 238 442 1547 3094 18341 36682 128387 238433 256774 311797 476866 623594 1669031 2182579 3338062 4053361 4365158 8106722 28373527 56747054