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53360045 = 564116649
BaseRepresentation
bin1100101110001…
…1010110101101
310201101222012222
43023203112231
5102130010140
65143405125
71215360434
oct313432655
9121358188
1053360045
1128136212
1215a537a5
13b0938bb
14713011b
154a405b5
hex32e35ad

53360045 has 8 divisors (see below), whose sum is σ = 64135800. Its totient is φ = 42618880.

The previous prime is 53360009. The next prime is 53360053. The reversal of 53360045 is 54006335.

It can be written as a sum of positive squares in 4 ways, for example, as 22033636 + 31326409 = 4694^2 + 5597^2 .

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

It is not a de Polignac number, because 53360045 - 212 = 53355949 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 53359996 and 53360023.

It is a congruent number.

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, 5120 + ... + 11529.

It is an arithmetic number, because the mean of its divisors is an integer number (8016975).

Almost surely, 253360045 is an apocalyptic number.

It is an amenable number.

53360045 is a deficient number, since it is larger than the sum of its proper divisors (10775755).

53360045 is a wasteful number, since it uses less digits than its factorization.

53360045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17295.

The product of its (nonzero) digits is 5400, while the sum is 26.

The square root of 53360045 is about 7304.7960272687. The cubic root of 53360045 is about 376.4772426659.

The spelling of 53360045 in words is "fifty-three million, three hundred sixty thousand, forty-five".

Divisors: 1 5 641 3205 16649 83245 10672009 53360045