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42454562617270 = 2543957831672271
BaseRepresentation
bin10011010011100101110010…
…00111111011011110110110
312120022121122110112101011001
421221302321013323132312
521031033421012223040
6230143205023433514
711641145432043526
oct1151627107733666
9176277573471131
1042454562617270
111258897389a181
124917b8b15589a
131a8c5a95689cb
14a6ab517c7686
154d95197e459a
hex269cb91fb7b6

42454562617270 has 32 divisors (see below), whose sum is σ = 76605576284160. Its totient is φ = 16940202125280.

The previous prime is 42454562617253. The next prime is 42454562617283. The reversal of 42454562617270 is 7271626545424.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24551235 + ... + 26223505.

It is an arithmetic number, because the mean of its divisors is an integer number (2393924258880).

Almost surely, 242454562617270 is an apocalyptic number.

42454562617270 is a deficient number, since it is larger than the sum of its proper divisors (34151013666890).

42454562617270 is a wasteful number, since it uses less digits than its factorization.

42454562617270 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1678500.

The product of its (nonzero) digits is 22579200, while the sum is 55.

The spelling of 42454562617270 in words is "forty-two trillion, four hundred fifty-four billion, five hundred sixty-two million, six hundred seventeen thousand, two hundred seventy".

Divisors: 1 2 5 10 439 878 2195 4390 5783 11566 28915 57830 1672271 2538737 3344542 5077474 8361355 12693685 16722710 25387370 734126969 1468253938 3670634845 7341269690 9670743193 19341486386 48353715965 96707431930 4245456261727 8490912523454 21227281308635 42454562617270