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42471506472 = 23371239104287
BaseRepresentation
bin100111100011011111…
…111100001000101000
311001121220122002000020
4213203133330020220
51143440201201342
631302223440440
73032324564013
oct474337741050
9131556562006
1042471506472
111701507047a
128293756120
13400b116625
1420ac92237a
1511889850ec
hex9e37fc228

42471506472 has 64 divisors (see below), whose sum is σ = 108125798400. Its totient is φ = 13899238080.

The previous prime is 42471506449. The next prime is 42471506491. The reversal of 42471506472 is 27460517424.

It is a super-2 number, since 2×424715064722 (a number of 22 digits) contains 22 as substring.

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, 355113 + ... + 459399.

It is an arithmetic number, because the mean of its divisors is an integer number (1689465600).

Almost surely, 242471506472 is an apocalyptic number.

It is an amenable number.

42471506472 is an abundant number, since it is smaller than the sum of its proper divisors (65654291928).

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

42471506472 is a wasteful number, since it uses less digits than its factorization.

42471506472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104606 (or 104602 counting only the distinct ones).

The product of its (nonzero) digits is 376320, while the sum is 42.

The spelling of 42471506472 in words is "forty-two billion, four hundred seventy-one million, five hundred six thousand, four hundred seventy-two".

Divisors: 1 2 3 4 6 8 12 24 71 142 213 239 284 426 478 568 717 852 956 1434 1704 1912 2868 5736 16969 33938 50907 67876 101814 104287 135752 203628 208574 312861 407256 417148 625722 834296 1251444 2502888 7404377 14808754 22213131 24924593 29617508 44426262 49849186 59235016 74773779 88852524 99698372 149547558 177705048 199396744 299095116 598190232 1769646103 3539292206 5308938309 7078584412 10617876618 14157168824 21235753236 42471506472