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55612006167 = 3194373930703
BaseRepresentation
bin110011110010101110…
…111101111100010111
312022112200210121211010
4303302232331330113
51402343133144132
641314154143303
74006055152524
oct636256757427
9168480717733
1055612006167
1121648589383
12a940421b33
13532363bc33
142997bc214b
1516a73db6cc
hexcf2bbdf17

55612006167 has 32 divisors (see below), whose sum is σ = 79977779200. Its totient is φ = 34259010912.

The previous prime is 55612006157. The next prime is 55612006169. The reversal of 55612006167 is 76160021655.

It is not a de Polignac number, because 55612006167 - 26 = 55612006103 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55612006169) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1795938 + ... + 1826640.

It is an arithmetic number, because the mean of its divisors is an integer number (2499305600).

Almost surely, 255612006167 is an apocalyptic number.

55612006167 is a gapful number since it is divisible by the number (57) formed by its first and last digit.

55612006167 is a deficient number, since it is larger than the sum of its proper divisors (24365773033).

55612006167 is a wasteful number, since it uses less digits than its factorization.

55612006167 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31507.

The product of its (nonzero) digits is 75600, while the sum is 39.

The spelling of 55612006167 in words is "fifty-five billion, six hundred twelve million, six thousand, one hundred sixty-seven".

Divisors: 1 3 19 43 57 129 739 817 2217 2451 14041 30703 31777 42123 92109 95331 583357 603763 1320229 1750071 1811289 3960687 22689517 25084351 68068551 75253053 431100823 975649231 1293302469 2926947693 18537335389 55612006167