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54229036894 = 227114518447
BaseRepresentation
bin110010100000010011…
…010110111101011110
312011222022111111121221
4302200103112331132
51342030113140034
640525032243554
73626563131244
oct624023267536
9164868444557
1054229036894
1120aa897206a
12a6152405ba
135162c74216
1428a6264794
151625cacbb4
hexca04d6f5e

54229036894 has 4 divisors (see below), whose sum is σ = 81343555344. Its totient is φ = 27114518446.

The previous prime is 54229036859. The next prime is 54229036909. The reversal of 54229036894 is 49863092245.

It is a semiprime because it is the product of two primes.

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 as a sum of consecutive naturals, namely, 13557259222 + ... + 13557259225.

It is an arithmetic number, because the mean of its divisors is an integer number (20335888836).

Almost surely, 254229036894 is an apocalyptic number.

54229036894 is a deficient number, since it is larger than the sum of its proper divisors (27114518450).

54229036894 is a wasteful number, since it uses less digits than its factorization.

54229036894 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27114518449.

The product of its (nonzero) digits is 3732480, while the sum is 52.

The spelling of 54229036894 in words is "fifty-four billion, two hundred twenty-nine million, thirty-six thousand, eight hundred ninety-four".

Divisors: 1 2 27114518447 54229036894