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55676717 = 172474099
BaseRepresentation
bin1101010001100…
…0111100101101
310212202200002122
43110120330231
5103223123332
65305202325
71244146535
oct324307455
9125680078
1055676717
1129478818
12167903a5
13b6c5205
1475744c5
154d4bc12
hex3518f2d

55676717 has 12 divisors (see below), whose sum is σ = 60417600. Its totient is φ = 51274176.

The previous prime is 55676711. The next prime is 55676741. The reversal of 55676717 is 71767655.

It is not a de Polignac number, because 55676717 - 26 = 55676653 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55676711) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11534 + ... + 15632.

It is an arithmetic number, because the mean of its divisors is an integer number (5034800).

Almost surely, 255676717 is an apocalyptic number.

It is an amenable number.

55676717 is a deficient number, since it is larger than the sum of its proper divisors (4740883).

55676717 is a wasteful number, since it uses less digits than its factorization.

55676717 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4180 (or 4163 counting only the distinct ones).

The product of its digits is 308700, while the sum is 44.

The square root of 55676717 is about 7461.6832551375. The cubic root of 55676717 is about 381.8486032364.

The spelling of 55676717 in words is "fifty-five million, six hundred seventy-six thousand, seven hundred seventeen".

Divisors: 1 17 47 289 799 4099 13583 69683 192653 1184611 3275101 55676717