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16204925054 = 243165328789
BaseRepresentation
bin11110001011110001…
…11000100001111110
31112211100102111010102
433011320320201332
5231141430100204
611235555441102
71112400406313
oct170570704176
945740374112
1016204925054
11696629204a
123182bb6192
1316b3376166
14ada276d0a
1564c9c441e
hex3c5e3887e

16204925054 has 16 divisors (see below), whose sum is σ = 24401943360. Its totient is φ = 8071003680.

The previous prime is 16204925021. The next prime is 16204925071. The reversal of 16204925054 is 45052940261.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 16204924999 and 16204925017.

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 in 7 ways as a sum of consecutive naturals, for example, 548492 + ... + 577280.

It is an arithmetic number, because the mean of its divisors is an integer number (1525121460).

Almost surely, 216204925054 is an apocalyptic number.

16204925054 is a deficient number, since it is larger than the sum of its proper divisors (8197018306).

16204925054 is a wasteful number, since it uses less digits than its factorization.

16204925054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29875.

The product of its (nonzero) digits is 86400, while the sum is 38.

The spelling of 16204925054 in words is "sixteen billion, two hundred four million, nine hundred twenty-five thousand, fifty-four".

Divisors: 1 2 431 653 862 1306 28789 57578 281443 562886 12408059 18799217 24816118 37598434 8102462527 16204925054