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55300053 = 3113163127
BaseRepresentation
bin1101001011110…
…0111111010101
310212001112102010
43102330333111
5103124100203
65253134433
71241020434
oct322747725
9125045363
1055300053
1129240826
121662a419
13b5c2933
1474b711b
154cc5303
hex34bcfd5

55300053 has 8 divisors (see below), whose sum is σ = 74386368. Its totient is φ = 36540224.

The previous prime is 55300033. The next prime is 55300057. The reversal of 55300053 is 35000355.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-55300053 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55300057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 81225 + ... + 81902.

It is an arithmetic number, because the mean of its divisors is an integer number (9298296).

Almost surely, 255300053 is an apocalyptic number.

It is an amenable number.

55300053 is a deficient number, since it is larger than the sum of its proper divisors (19086315).

55300053 is a wasteful number, since it uses less digits than its factorization.

55300053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163243.

The product of its (nonzero) digits is 1125, while the sum is 21.

The square root of 55300053 is about 7436.4005405841. The cubic root of 55300053 is about 380.9855603128.

The spelling of 55300053 in words is "fifty-five million, three hundred thousand, fifty-three".

Divisors: 1 3 113 339 163127 489381 18433351 55300053