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55554160 = 245694427
BaseRepresentation
bin1101001111101…
…1000001110000
310212112102222111
43103323001300
5103210213120
65302415104
71243126324
oct323730160
9125472874
1055554160
11293a4732
1216731494
13b6814ac
147541984
154d2575a
hex34fb070

55554160 has 20 divisors (see below), whose sum is σ = 129163608. Its totient is φ = 22221632.

The previous prime is 55554127. The next prime is 55554167. The reversal of 55554160 is 6145555.

55554160 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55554167) 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 3 ways as a sum of consecutive naturals, for example, 347134 + ... + 347293.

Almost surely, 255554160 is an apocalyptic number.

It is an amenable number.

55554160 is an abundant number, since it is smaller than the sum of its proper divisors (73609448).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

55554160 is a wasteful number, since it uses less digits than its factorization.

55554160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 694440 (or 694434 counting only the distinct ones).

The product of its (nonzero) digits is 15000, while the sum is 31.

The square root of 55554160 is about 7453.4663076987. The cubic root of 55554160 is about 381.5682191330.

The spelling of 55554160 in words is "fifty-five million, five hundred fifty-four thousand, one hundred sixty".

Divisors: 1 2 4 5 8 10 16 20 40 80 694427 1388854 2777708 3472135 5555416 6944270 11110832 13888540 27777080 55554160