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42478464024 = 23321097537811
BaseRepresentation
bin100111100011111010…
…011110110000011000
311001122101201112222100
4213203322132300120
51143443441322044
631303032523400
73032440662303
oct474372366030
9131571645870
1042478464024
1117018a92817
128295b50560
13400c6b1419
1420ad813b3a
1511893ab869
hex9e3e9ec18

42478464024 has 48 divisors (see below), whose sum is σ = 115150927320. Its totient is φ = 14146554240.

The previous prime is 42478463999. The next prime is 42478464047. The reversal of 42478464024 is 42046487424.

It is a congruent number.

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 11 ways as a sum of consecutive naturals, for example, 189922 + ... + 347889.

Almost surely, 242478464024 is an apocalyptic number.

It is an amenable number.

42478464024 is an abundant number, since it is smaller than the sum of its proper divisors (72672463296).

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

42478464024 is a wasteful number, since it uses less digits than its factorization.

42478464024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 538920 (or 538913 counting only the distinct ones).

The product of its (nonzero) digits is 1376256, while the sum is 45.

The spelling of 42478464024 in words is "forty-two billion, four hundred seventy-eight million, four hundred sixty-four thousand, twenty-four".

Divisors: 1 2 3 4 6 8 9 12 18 24 36 72 1097 2194 3291 4388 6582 8776 9873 13164 19746 26328 39492 78984 537811 1075622 1613433 2151244 3226866 4302488 4840299 6453732 9680598 12907464 19361196 38722392 589978667 1179957334 1769936001 2359914668 3539872002 4719829336 5309808003 7079744004 10619616006 14159488008 21239232012 42478464024