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54052112412 = 22322365280329
BaseRepresentation
bin110010010101110000…
…011100100000011100
312011111222120210212100
4302111300130200130
51341144320044122
640455312205100
73622314242364
oct622560344034
9164458523770
1054052112412
1120a18010091
12a585b39790
13513540918c
14288a96b9a4
1516154b0aac
hexc95c1c81c

54052112412 has 36 divisors (see below), whose sum is σ = 142572240720. Its totient is φ = 17234006592.

The previous prime is 54052112393. The next prime is 54052112417. The reversal of 54052112412 is 21421125045.

It is a happy number.

54052112412 is a `hidden beast` number, since 5 + 4 + 0 + 521 + 124 + 12 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54052112417) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 32639337 + ... + 32640992.

It is an arithmetic number, because the mean of its divisors is an integer number (3960340020).

Almost surely, 254052112412 is an apocalyptic number.

It is an amenable number.

54052112412 is an abundant number, since it is smaller than the sum of its proper divisors (88520128308).

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

54052112412 is a wasteful number, since it uses less digits than its factorization.

54052112412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65280362 (or 65280357 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 27.

Adding to 54052112412 its reverse (21421125045), we get a palindrome (75473237457).

It can be divided in two parts, 54052 and 112412, that added together give a square (166464 = 4082).

The spelling of 54052112412 in words is "fifty-four billion, fifty-two million, one hundred twelve thousand, four hundred twelve".

Divisors: 1 2 3 4 6 9 12 18 23 36 46 69 92 138 207 276 414 828 65280329 130560658 195840987 261121316 391681974 587522961 783363948 1175045922 1501447567 2350091844 3002895134 4504342701 6005790268 9008685402 13513028103 18017370804 27026056206 54052112412