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42005041016 = 2371241306857
BaseRepresentation
bin100111000111101100…
…100000111101111000
311000102101220011200212
4213013230200331320
51142011242303031
631144041450252
73014631646301
oct470754407570
9130371804625
1042005041016
11168a5829034
1281834a0988
133c655a3273
1420669b97a8
15115ca4312b
hex9c7b20f78

42005041016 has 32 divisors (see below), whose sum is σ = 80200406880. Its totient is φ = 20620723200.

The previous prime is 42005041009. The next prime is 42005041021. The reversal of 42005041016 is 61014050024.

It is a junction number, because it is equal to n+sod(n) for n = 42005040982 and 42005041000.

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 7 ways as a sum of consecutive naturals, for example, 16541 + ... + 290316.

It is an arithmetic number, because the mean of its divisors is an integer number (2506262715).

Almost surely, 242005041016 is an apocalyptic number.

It is an amenable number.

42005041016 is a deficient number, since it is larger than the sum of its proper divisors (38195365864).

42005041016 is a wasteful number, since it uses less digits than its factorization.

42005041016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 307175 (or 307171 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 23.

The spelling of 42005041016 in words is "forty-two billion, five million, forty-one thousand, sixteen".

Divisors: 1 2 4 8 71 142 241 284 482 568 964 1928 17111 34222 68444 136888 306857 613714 1227428 2454856 21786847 43573694 73952537 87147388 147905074 174294776 295810148 591620296 5250630127 10501260254 21002520508 42005041016