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56482748280 = 2334572490421
BaseRepresentation
bin110100100110101000…
…100101011101111000
312101210101020220110000
4310212220211131320
51411134040421110
641540421153000
74036460303340
oct644650453570
9171711226400
1056482748280
1121a55047862
12ab43b5b760
135431b6035a
142a3b6c3d20
151708a891c0
hexd26a25778

56482748280 has 160 divisors (see below), whose sum is σ = 216965564640. Its totient is φ = 12910337280.

The previous prime is 56482748239. The next prime is 56482748281. The reversal of 56482748280 is 8284728465.

56482748280 is a `hidden beast` number, since 5 + 6 + 4 + 82 + 7 + 482 + 80 = 666.

56482748280 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56482748281) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1222531 + ... + 1267890.

It is an arithmetic number, because the mean of its divisors is an integer number (1356034779).

Almost surely, 256482748280 is an apocalyptic number.

It is an amenable number.

56482748280 is an abundant number, since it is smaller than the sum of its proper divisors (160482816360).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

56482748280 is a wasteful number, since it uses less digits than its factorization.

56482748280 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2490451 (or 2490438 counting only the distinct ones).

The product of its (nonzero) digits is 6881280, while the sum is 54.

The spelling of 56482748280 in words is "fifty-six billion, four hundred eighty-two million, seven hundred forty-eight thousand, two hundred eighty".

Divisors: 1 2 3 4 5 6 7 8 9 10 12 14 15 18 20 21 24 27 28 30 35 36 40 42 45 54 56 60 63 70 72 81 84 90 105 108 120 126 135 140 162 168 180 189 210 216 252 270 280 315 324 360 378 405 420 504 540 567 630 648 756 810 840 945 1080 1134 1260 1512 1620 1890 2268 2520 2835 3240 3780 4536 5670 7560 11340 22680 2490421 4980842 7471263 9961684 12452105 14942526 17432947 19923368 22413789 24904210 29885052 34865894 37356315 44827578 49808420 52298841 59770104 67241367 69731788 74712630 87164735 89655156 99616840 104597682 112068945 134482734 139463576 149425260 156896523 174329470 179310312 201724101 209195364 224137890 261494205 268965468 298850520 313793046 336206835 348658940 403448202 418390728 448275780 470689569 522988410 537930936 627586092 672413670 697317880 784482615 806896404 896551560 941379138 1008620505 1045976820 1255172184 1344827340 1412068707 1568965230 1613792808 1882758276 2017241010 2091953640 2353447845 2689654680 2824137414 3137930460 3765516552 4034482020 4706895690 5648274828 6275860920 7060343535 8068964040 9413791380 11296549656 14120687070 18827582760 28241374140 56482748280