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57485301 = 361331259
BaseRepresentation
bin1101101101001…
…0011111110101
311000011120000020
43123102133311
5104204012201
65412035353
71265421426
oct333223765
9130146006
1057485301
112a4a3615
1217302b59
13bba9493
1478c564d
1550a7a36
hex36d27f5

57485301 has 8 divisors (see below), whose sum is σ = 76774560. Its totient is φ = 38259792.

The previous prime is 57485297. The next prime is 57485327. The reversal of 57485301 is 10358475.

Added to its reverse (10358475) it gives a triangular number (67843776 = T11648).

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

It is not a de Polignac number, because 57485301 - 22 = 57485297 is a prime.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57485201) 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, 13791 + ... + 17468.

It is an arithmetic number, because the mean of its divisors is an integer number (9596820).

Almost surely, 257485301 is an apocalyptic number.

It is an amenable number.

57485301 is a deficient number, since it is larger than the sum of its proper divisors (19289259).

57485301 is a wasteful number, since it uses less digits than its factorization.

57485301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31875.

The product of its (nonzero) digits is 16800, while the sum is 33.

The square root of 57485301 is about 7581.9061587440. The cubic root of 57485301 is about 385.9392393645.

Adding to 57485301 its reverse (10358475), we get a triangular number (67843776 = T11648).

The spelling of 57485301 in words is "fifty-seven million, four hundred eighty-five thousand, three hundred one".

Divisors: 1 3 613 1839 31259 93777 19161767 57485301