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54053212778 = 2231175069843
BaseRepresentation
bin110010010101110100…
…101001001001101010
312011112001122201021122
4302111310221021222
51341200110302103
640455351535242
73622326504425
oct622564511152
9164461581248
1054053212778
1120a186a1884
12a58638a522
135135702c96
14288ab769bc
15161562bb38
hexc95d2926a

54053212778 has 8 divisors (see below), whose sum is σ = 84605028768. Its totient is φ = 25851536524.

The previous prime is 54053212777. The next prime is 54053212793. The reversal of 54053212778 is 87721235045.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (54053212777) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 587534876 + ... + 587534967.

It is an arithmetic number, because the mean of its divisors is an integer number (10575628596).

Almost surely, 254053212778 is an apocalyptic number.

54053212778 is a deficient number, since it is larger than the sum of its proper divisors (30551815990).

54053212778 is a wasteful number, since it uses less digits than its factorization.

54053212778 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1175069868.

The product of its (nonzero) digits is 470400, while the sum is 44.

The spelling of 54053212778 in words is "fifty-four billion, fifty-three million, two hundred twelve thousand, seven hundred seventy-eight".

Divisors: 1 2 23 46 1175069843 2350139686 27026606389 54053212778