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54969000879 = 3135923889179
BaseRepresentation
bin110011001100011010…
…000110001110101111
312020212212212120101110
4303030122012032233
51400034031012004
641130304243103
73654116540532
oct631432061657
9166785776343
1054969000879
1121348627a51
12a7a1010493
135250366930
142936642a19
15166ac26589
hexccc6863af

54969000879 has 16 divisors (see below), whose sum is σ = 80267644800. Its totient is φ = 33253735776.

The previous prime is 54969000839. The next prime is 54969000923. The reversal of 54969000879 is 97800096945.

It is not a de Polignac number, because 54969000879 - 211 = 54968998831 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54969000839) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 11942289 + ... + 11946890.

It is an arithmetic number, because the mean of its divisors is an integer number (5016727800).

Almost surely, 254969000879 is an apocalyptic number.

54969000879 is a gapful number since it is divisible by the number (59) formed by its first and last digit.

54969000879 is a deficient number, since it is larger than the sum of its proper divisors (25298643921).

54969000879 is a wasteful number, since it uses less digits than its factorization.

54969000879 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23889254.

The product of its (nonzero) digits is 4898880, while the sum is 57.

The spelling of 54969000879 in words is "fifty-four billion, nine hundred sixty-nine million, eight hundred seventy-nine", and thus it is an aban number.

Divisors: 1 3 13 39 59 177 767 2301 23889179 71667537 310559327 931677981 1409461561 4228384683 18323000293 54969000879