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42443855082 = 23215743134847
BaseRepresentation
bin100111100001110110…
…011101010011101010
311001112222121020102200
4213201312131103222
51143411111330312
631255355041030
73031540546506
oct474166352352
9131488536380
1042443855082
11170004a4592
128286440176
134005484665
1420a8da5306
1511863220dc
hex9e1d9d4ea

42443855082 has 48 divisors (see below), whose sum is σ = 92764818432. Its totient is φ = 14024818080.

The previous prime is 42443855063. The next prime is 42443855093. The reversal of 42443855082 is 28055834424.

42443855082 is a `hidden beast` number, since 4 + 2 + 443 + 85 + 50 + 82 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1200583 + ... + 1235429.

It is an arithmetic number, because the mean of its divisors is an integer number (1932600384).

Almost surely, 242443855082 is an apocalyptic number.

42443855082 is an abundant number, since it is smaller than the sum of its proper divisors (50320963350).

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

42443855082 is a wasteful number, since it uses less digits than its factorization.

42443855082 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35443 (or 35440 counting only the distinct ones).

The product of its (nonzero) digits is 1228800, while the sum is 45.

The spelling of 42443855082 in words is "forty-two billion, four hundred forty-three million, eight hundred fifty-five thousand, eighty-two".

Divisors: 1 2 3 6 9 18 157 314 431 471 862 942 1293 1413 2586 2826 3879 7758 34847 67667 69694 104541 135334 203001 209082 313623 406002 609003 627246 1218006 5470979 10941958 15019057 16412937 30038114 32825874 45057171 49238811 90114342 98477622 135171513 270343026 2357991949 4715983898 7073975847 14147951694 21221927541 42443855082