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55606065 = 35171923499
BaseRepresentation
bin1101010000011…
…1101100110001
310212122002011220
43110013230301
5103213343230
65303455253
71243433544
oct324075461
9125562156
1055606065
112942a729
1216757529
13b69bcc8
14755685b
154d35d10
hex3507b31

55606065 has 64 divisors (see below), whose sum is σ = 103680000. Its totient is φ = 25242624.

The previous prime is 55606039. The next prime is 55606069. The reversal of 55606065 is 56060655.

55606065 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 55606065 - 27 = 55605937 is a prime.

It is not an unprimeable number, because it can be changed into a prime (55606069) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 111186 + ... + 111684.

It is an arithmetic number, because the mean of its divisors is an integer number (1620000).

Almost surely, 255606065 is an apocalyptic number.

It is an amenable number.

55606065 is a deficient number, since it is larger than the sum of its proper divisors (48073935).

55606065 is a wasteful number, since it uses less digits than its factorization.

55606065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 566.

The product of its (nonzero) digits is 27000, while the sum is 33.

The square root of 55606065 is about 7456.9474317579. The cubic root of 55606065 is about 381.6870169182.

The spelling of 55606065 in words is "fifty-five million, six hundred six thousand, sixty-five".

Divisors: 1 3 5 15 17 19 23 51 57 69 85 95 115 255 285 323 345 391 437 499 969 1173 1311 1497 1615 1955 2185 2495 4845 5865 6555 7429 7485 8483 9481 11477 22287 25449 28443 34431 37145 42415 47405 57385 111435 127245 142215 161177 172155 195109 218063 483531 585327 654189 805885 975545 1090315 2417655 2926635 3270945 3707071 11121213 18535355 55606065