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BaseRepresentation
bin1101001100010…
…0111011000001
310212010011222112
43103010323001
5103131120140
65253545105
71241214242
oct323047301
9125104875
1055332545
1129263184
1216645195
13b604668
1474c4cc9
154ccec65
hex34c4ec1

55332545 has 4 divisors (see below), whose sum is σ = 66399060. Its totient is φ = 44266032.

The previous prime is 55332539. The next prime is 55332559. The reversal of 55332545 is 54523355.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 40347904 + 14984641 = 6352^2 + 3871^2 .

It is a cyclic number.

It is not a de Polignac number, because 55332545 - 26 = 55332481 is a prime.

It is a super-3 number, since 3×553325453 (a number of 24 digits) contains 333 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5533250 + ... + 5533259.

It is an arithmetic number, because the mean of its divisors is an integer number (16599765).

Almost surely, 255332545 is an apocalyptic number.

It is an amenable number.

55332545 is a deficient number, since it is larger than the sum of its proper divisors (11066515).

55332545 is a wasteful number, since it uses less digits than its factorization.

55332545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11066514.

The product of its digits is 45000, while the sum is 32.

The square root of 55332545 is about 7438.5848788597. The cubic root of 55332545 is about 381.0601627678.

The spelling of 55332545 in words is "fifty-five million, three hundred thirty-two thousand, five hundred forty-five".

Divisors: 1 5 11066509 55332545