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55110797 = 737389547
BaseRepresentation
bin1101001000111…
…0110010001101
310211200220210122
43102032302031
5103102021142
65245114325
71236301610
oct322166215
9124626718
1055110797
1129121615
12165589a5
13b557751
147468177
154c891d2
hex348ec8d

55110797 has 16 divisors (see below), whose sum is σ = 64970880. Its totient is φ = 45759168.

The previous prime is 55110793. The next prime is 55110857. The reversal of 55110797 is 79701155.

55110797 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 55110797 - 22 = 55110793 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 (55110793) 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 15 ways as a sum of consecutive naturals, for example, 100478 + ... + 101024.

It is an arithmetic number, because the mean of its divisors is an integer number (4060680).

Almost surely, 255110797 is an apocalyptic number.

It is an amenable number.

55110797 is a deficient number, since it is larger than the sum of its proper divisors (9860083).

55110797 is a wasteful number, since it uses less digits than its factorization.

55110797 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 980.

The product of its (nonzero) digits is 11025, while the sum is 35.

The square root of 55110797 is about 7423.6646610687. The cubic root of 55110797 is about 380.5504418949.

The spelling of 55110797 in words is "fifty-five million, one hundred ten thousand, seven hundred ninety-seven".

Divisors: 1 7 37 259 389 547 2723 3829 14393 20239 100751 141673 212783 1489481 7872971 55110797