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57682044805 = 5711197885447
BaseRepresentation
bin110101101110000111…
…100010011110000101
312111212221221110222211
4311232013202132011
51421113100413210
642255422223421
74111262201560
oct655607423605
9174787843884
1057682044805
1122510013010
12b219724b71
135593469578
142b12aad4d7
151778ed638a
hexd6e1e2785

57682044805 has 32 divisors (see below), whose sum is σ = 90840360960. Its totient is φ = 34065126720.

The previous prime is 57682044799. The next prime is 57682044811. The reversal of 57682044805 is 50844028675.

It is an interprime number because it is at equal distance from previous prime (57682044799) and next prime (57682044811).

It is not a de Polignac number, because 57682044805 - 25 = 57682044773 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3935409 + ... + 3950038.

It is an arithmetic number, because the mean of its divisors is an integer number (2838761280).

Almost surely, 257682044805 is an apocalyptic number.

57682044805 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

57682044805 is a deficient number, since it is larger than the sum of its proper divisors (33158316155).

57682044805 is a wasteful number, since it uses less digits than its factorization.

57682044805 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7885489.

The product of its (nonzero) digits is 2150400, while the sum is 49.

The spelling of 57682044805 in words is "fifty-seven billion, six hundred eighty-two million, forty-four thousand, eight hundred five".

Divisors: 1 5 7 11 19 35 55 77 95 133 209 385 665 1045 1463 7315 7885447 39427235 55198129 86739917 149823493 275990645 433699585 607179419 749117465 1048764451 1648058423 3035897095 5243822255 8240292115 11536408961 57682044805