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55660295 = 517654827
BaseRepresentation
bin1101010001010…
…0111100000111
310212201211120102
43110110330013
5103222112140
65304554315
71244050625
oct324247407
9125654512
1055660295
1129467449
121678299b
13b6ba8b2
14756c515
154d46e15
hex3514f07

55660295 has 8 divisors (see below), whose sum is σ = 70721424. Its totient is φ = 41908864.

The previous prime is 55660271. The next prime is 55660307. The reversal of 55660295 is 59206655.

55660295 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 55660295 - 28 = 55660039 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 327329 + ... + 327498.

It is an arithmetic number, because the mean of its divisors is an integer number (8840178).

Almost surely, 255660295 is an apocalyptic number.

55660295 is a deficient number, since it is larger than the sum of its proper divisors (15061129).

55660295 is a wasteful number, since it uses less digits than its factorization.

55660295 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 654849.

The product of its (nonzero) digits is 81000, while the sum is 38.

The square root of 55660295 is about 7460.5827520375. The cubic root of 55660295 is about 381.8110571147.

It can be divided in two parts, 55660 and 295, that added together give a palindrome (55955).

The spelling of 55660295 in words is "fifty-five million, six hundred sixty thousand, two hundred ninety-five".

Divisors: 1 5 17 85 654827 3274135 11132059 55660295