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55236068 = 2229974909
BaseRepresentation
bin1101001010110…
…1010111100100
310211221021122022
43102231113210
5103120023233
65251522312
71240333046
oct322552744
9124837568
1055236068
11291a7748
12165b9398
13b59c784
14749ba96
154cb1398
hex34ad5e4

55236068 has 24 divisors (see below), whose sum is σ = 101047800. Its totient is φ = 26385408.

The previous prime is 55236053. The next prime is 55236109. The reversal of 55236068 is 86063255.

It can be written as a sum of positive squares in 4 ways, for example, as 24522304 + 30713764 = 4952^2 + 5542^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8798 + ... + 13706.

It is an arithmetic number, because the mean of its divisors is an integer number (4210325).

Almost surely, 255236068 is an apocalyptic number.

55236068 is a gapful number since it is divisible by the number (58) formed by its first and last digit.

It is an amenable number.

55236068 is a deficient number, since it is larger than the sum of its proper divisors (45811732).

55236068 is a wasteful number, since it uses less digits than its factorization.

55236068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5039 (or 5037 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 35.

The square root of 55236068 is about 7432.0971468355. The cubic root of 55236068 is about 380.8385636539.

The spelling of 55236068 in words is "fifty-five million, two hundred thirty-six thousand, sixty-eight".

Divisors: 1 2 4 29 58 97 116 194 388 2813 4909 5626 9818 11252 19636 142361 284722 476173 569444 952346 1904692 13809017 27618034 55236068