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2112004412 = 2271272572311
BaseRepresentation
bin111110111100010…
…1010000100111100
312110012002221101122
41331320222010330
513311133120122
6545323330112
7103223512160
oct17570520474
95405087348
102112004412
119941981a1
124ab380938
13278731b6b
141606d2ca0
15c5639142
hex7de2a13c

2112004412 has 48 divisors (see below), whose sum is σ = 4275683328. Its totient is φ = 894136320.

The previous prime is 2112004399. The next prime is 2112004457. The reversal of 2112004412 is 2144002112.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 912737 + ... + 915047.

It is an arithmetic number, because the mean of its divisors is an integer number (89076736).

Almost surely, 22112004412 is an apocalyptic number.

It is an amenable number.

2112004412 is an abundant number, since it is smaller than the sum of its proper divisors (2163678916).

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

2112004412 is a wasteful number, since it uses less digits than its factorization.

2112004412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2706 (or 2704 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

The square root of 2112004412 is about 45956.5491741928. The cubic root of 2112004412 is about 1283.0146254094.

Adding to 2112004412 its reverse (2144002112), we get a palindrome (4256006524).

The spelling of 2112004412 in words is "two billion, one hundred twelve million, four thousand, four hundred twelve".

Divisors: 1 2 4 7 14 28 127 254 257 508 514 889 1028 1778 1799 2311 3556 3598 4622 7196 9244 16177 32354 32639 64708 65278 130556 228473 293497 456946 586994 593927 913892 1173988 1187854 2054479 2375708 4108958 4157489 8217916 8314978 16629956 75428729 150857458 301714916 528001103 1056002206 2112004412