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55134523 = 193193607
BaseRepresentation
bin1101001001010…
…0100100111011
310211202010100101
43102110210323
5103103301043
65245420231
71236431023
oct322244473
9124663311
1055134523
1129138424
121656a677
13b5654a2
147472a83
154c9124d
hex349493b

55134523 has 8 divisors (see below), whose sum is σ = 59909120. Its totient is φ = 50547240.

The previous prime is 55134517. The next prime is 55134529. The reversal of 55134523 is 32543155.

55134523 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 (55134517) and next prime (55134529).

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 55134523 - 221 = 53037371 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 55134491 and 55134500.

It is not an unprimeable number, because it can be changed into a prime (55134529) 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 7 ways as a sum of consecutive naturals, for example, 46215 + ... + 47392.

It is an arithmetic number, because the mean of its divisors is an integer number (7488640).

Almost surely, 255134523 is an apocalyptic number.

55134523 is a deficient number, since it is larger than the sum of its proper divisors (4774597).

55134523 is a wasteful number, since it uses less digits than its factorization.

55134523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93657.

The product of its digits is 9000, while the sum is 28.

The square root of 55134523 is about 7425.2624869428. The cubic root of 55134523 is about 380.6050448940.

Adding to 55134523 its reverse (32543155), we get a palindrome (87677678).

It can be divided in two parts, 551345 and 23, that added together give a cube (551368 = 823).

The spelling of 55134523 in words is "fifty-five million, one hundred thirty-four thousand, five hundred twenty-three".

Divisors: 1 19 31 589 93607 1778533 2901817 55134523