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55307270355 = 358534322569
BaseRepresentation
bin110011100000100100…
…011111100011010011
312021202110101102212120
4303200210133203103
51401232130122410
641224030425323
73665365020111
oct634044374323
9167673342776
1055307270355
112150156a8a7
12a876362243
1352a547369c
142969538ab1
15168a794570
hexce091f8d3

55307270355 has 16 divisors (see below), whose sum is σ = 88595394720. Its totient is φ = 29462623488.

The previous prime is 55307270353. The next prime is 55307270357.

55307270355 is nontrivially palindromic in base 10.

55307270355 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (55307270353) and next prime (55307270357).

It is not a de Polignac number, because 55307270355 - 21 = 55307270353 is a prime.

It is not an unprimeable number, because it can be changed into a prime (55307270353) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2148490 + ... + 2174079.

It is an arithmetic number, because the mean of its divisors is an integer number (5537212170).

Almost surely, 255307270355 is an apocalyptic number.

55307270355 is a deficient number, since it is larger than the sum of its proper divisors (33288124365).

55307270355 is a wasteful number, since it uses less digits than its factorization.

55307270355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4323430.

The product of its (nonzero) digits is 551250, while the sum is 42.

The spelling of 55307270355 in words is "fifty-five billion, three hundred seven million, two hundred seventy thousand, three hundred fifty-five".

Divisors: 1 3 5 15 853 2559 4265 12795 4322569 12967707 21612845 64838535 3687151357 11061454071 18435756785 55307270355