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55290000495 = 35234318891973
BaseRepresentation
bin110011011111100010…
…100111010001101111
312021201020220001002010
4303133202213101233
51401213220003440
641222212332303
73665065151502
oct633742472157
9167636801063
1055290000495
11214a2844794
12a870614093
1352a1a07b32
142967121139
151688ed2580
hexcdf8a746f

55290000495 has 64 divisors (see below), whose sum is σ = 94554915840. Its totient is φ = 27521421312.

The previous prime is 55290000457. The next prime is 55290000553. The reversal of 55290000495 is 59400009255.

It is not a de Polignac number, because 55290000495 - 28 = 55290000239 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 28022329 + ... + 28024301.

It is an arithmetic number, because the mean of its divisors is an integer number (1477420560).

Almost surely, 255290000495 is an apocalyptic number.

55290000495 is a deficient number, since it is larger than the sum of its proper divisors (39264915345).

55290000495 is a wasteful number, since it uses less digits than its factorization.

With its successor (55290000496) it forms a Ruth-Aaron pair, since the sum of their distinct prime factors is the same (3936).

55290000495 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3936.

The product of its (nonzero) digits is 81000, while the sum is 39.

The spelling of 55290000495 in words is "fifty-five billion, two hundred ninety million, four hundred ninety-five", and thus it is an aban number.

Divisors: 1 3 5 15 23 43 69 115 129 215 345 645 989 1889 1973 2967 4945 5667 5919 9445 9865 14835 28335 29595 43447 45379 81227 84839 130341 136137 217235 226895 243681 254517 406135 424195 651705 680685 1218405 1272585 1868221 1951297 3726997 5604663 5853891 9341105 9756485 11180991 18634985 28023315 29269455 55904955 85720931 160260871 257162793 428604655 480782613 801304355 1285813965 2403913065 3686000033 11058000099 18430000165 55290000495