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53282682593 = 77611811799
BaseRepresentation
bin110001100111111001…
…010011011011100001
312002112100202201120122
4301213321103123201
51333110331320333
640251104450025
73564252220640
oct614771233341
9162470681518
1053282682593
112066275a078
12a3b0319915
135041b9a96a
1428166bd357
1515bcb76798
hexc67e536e1

53282682593 has 4 divisors (see below), whose sum is σ = 60894494400. Its totient is φ = 45670870788.

The previous prime is 53282682581. The next prime is 53282682619. The reversal of 53282682593 is 39528628235.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 39528628235 = 57905725647.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-53282682593 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (53282681593) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3805905893 + ... + 3805905906.

It is an arithmetic number, because the mean of its divisors is an integer number (15223623600).

Almost surely, 253282682593 is an apocalyptic number.

It is an amenable number.

53282682593 is a deficient number, since it is larger than the sum of its proper divisors (7611811807).

53282682593 is an equidigital number, since it uses as much as digits as its factorization.

53282682593 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7611811806.

The product of its digits is 6220800, while the sum is 53.

The spelling of 53282682593 in words is "fifty-three billion, two hundred eighty-two million, six hundred eighty-two thousand, five hundred ninety-three".

Divisors: 1 7 7611811799 53282682593