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57828628695 = 354338903561
BaseRepresentation
bin110101110110110110…
…101101100011010111
312112021011202201021210
4311312312231203113
51421413112104240
642322140112503
74115022143055
oct656666554327
9175234681253
1057828628695
1122585831722
12b25a835733
1355b79405b6
142b283491d5
151786cdd780
hexd76dad8d7

57828628695 has 16 divisors (see below), whose sum is σ = 92739501792. Its totient is φ = 30770703360.

The previous prime is 57828628679. The next prime is 57828628699. The reversal of 57828628695 is 59682682875.

It is not a de Polignac number, because 57828628695 - 24 = 57828628679 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57828628699) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4445286 + ... + 4458275.

It is an arithmetic number, because the mean of its divisors is an integer number (5796218862).

Almost surely, 257828628695 is an apocalyptic number.

57828628695 is a deficient number, since it is larger than the sum of its proper divisors (34910873097).

57828628695 is a wasteful number, since it uses less digits than its factorization.

57828628695 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8904002.

The product of its digits is 116121600, while the sum is 66.

The spelling of 57828628695 in words is "fifty-seven billion, eight hundred twenty-eight million, six hundred twenty-eight thousand, six hundred ninety-five".

Divisors: 1 3 5 15 433 1299 2165 6495 8903561 26710683 44517805 133553415 3855241913 11565725739 19276209565 57828628695