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16000054 = 272939409
BaseRepresentation
bin111101000010…
…010000110110
31010002212221121
4331002100312
513044000204
61330534154
7252666250
oct75022066
933085847
1016000054
119039094
12543735a
1334128b5
1421a6cd0
151610b54
hexf42436

16000054 has 16 divisors (see below), whose sum is σ = 28375200. Its totient is φ = 6620544.

The previous prime is 15999989. The next prime is 16000057. The reversal of 16000054 is 45000061.

16000054 is a modest number, since divided by 54 gives 16 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16000057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19299 + ... + 20110.

It is an arithmetic number, because the mean of its divisors is an integer number (1773450).

Almost surely, 216000054 is an apocalyptic number.

16000054 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

16000054 is a deficient number, since it is larger than the sum of its proper divisors (12375146).

16000054 is a wasteful number, since it uses less digits than its factorization.

16000054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39447.

The product of its (nonzero) digits is 120, while the sum is 16.

The square root of 16000054 is about 4000.0067499943. The cubic root of 16000054 is about 251.9844934609.

The spelling of 16000054 in words is "sixteen million, fifty-four", and thus it is an aban number.

Divisors: 1 2 7 14 29 58 203 406 39409 78818 275863 551726 1142861 2285722 8000027 16000054