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47055705320 = 23513671350623
BaseRepresentation
bin101011110100101111…
…010001010011101000
311111110101121111121202
4223310233101103220
51232332230032240
633341143023332
73254040616151
oct536457212350
9144411544552
1047055705320
1118a5779a968
129152a3ab48
13458ba90720
1423c56a8928
151356156315
hexaf4bd14e8

47055705320 has 64 divisors (see below), whose sum is σ = 115721464320. Its totient is φ = 17115081984.

The previous prime is 47055705317. The next prime is 47055705331. The reversal of 47055705320 is 2350755074.

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 15 ways as a sum of consecutive naturals, for example, 640472 + ... + 710151.

It is an arithmetic number, because the mean of its divisors is an integer number (1808147880).

Almost surely, 247055705320 is an apocalyptic number.

47055705320 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

47055705320 is an abundant number, since it is smaller than the sum of its proper divisors (68665759000).

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

47055705320 is a wasteful number, since it uses less digits than its factorization.

47055705320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1350714 (or 1350710 counting only the distinct ones).

The product of its (nonzero) digits is 147000, while the sum is 38.

The spelling of 47055705320 in words is "forty-seven billion, fifty-five million, seven hundred five thousand, three hundred twenty".

Divisors: 1 2 4 5 8 10 13 20 26 40 52 65 67 104 130 134 260 268 335 520 536 670 871 1340 1742 2680 3484 4355 6968 8710 17420 34840 1350623 2701246 5402492 6753115 10804984 13506230 17558099 27012460 35116198 54024920 70232396 87790495 90491741 140464792 175580990 180983482 351161980 361966964 452458705 702323960 723933928 904917410 1176392633 1809834820 2352785266 3619669640 4705570532 5881963165 9411141064 11763926330 23527852660 47055705320