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57375028235 = 5723671063781
BaseRepresentation
bin110101011011110100…
…010111010000001011
312111002120020102102202
4311123310113100023
51420001001400420
642205133550415
74100543456540
oct653364272013
9174076212382
1057375028235
1122372786a08
12b15294540b
135544982b65
142ac3dd0bc7
15175c08d575
hexd5bd1740b

57375028235 has 32 divisors (see below), whose sum is σ = 83332426752. Its totient is φ = 37070605440.

The previous prime is 57375028231. The next prime is 57375028247. The reversal of 57375028235 is 53282057375.

It is a happy number.

It is not a de Polignac number, because 57375028235 - 22 = 57375028231 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 57375028235.

It is not an unprimeable number, because it can be changed into a prime (57375028231) by changing a digit.

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, 477956 + ... + 585825.

It is an arithmetic number, because the mean of its divisors is an integer number (2604138336).

Almost surely, 257375028235 is an apocalyptic number.

57375028235 is a deficient number, since it is larger than the sum of its proper divisors (25957398517).

57375028235 is a wasteful number, since it uses less digits than its factorization.

57375028235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1063883.

The product of its (nonzero) digits is 1764000, while the sum is 47.

The spelling of 57375028235 in words is "fifty-seven billion, three hundred seventy-five million, twenty-eight thousand, two hundred thirty-five".

Divisors: 1 5 7 23 35 67 115 161 335 469 805 1541 2345 7705 10787 53935 1063781 5318905 7446467 24466963 37232335 71273327 122334815 171268741 356366635 498913289 856343705 1639286521 2494566445 8196432605 11475005647 57375028235