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53016507571 = 373407420569
BaseRepresentation
bin110001011000000001…
…111011010010110011
312001211210220122002111
4301120001323102303
51332034211220241
640204435430151
73554540610316
oct613001732263
9161753818074
1053016507571
1120536488915
12a337155357
134ccb9b3b51
1427cd1d297d
1515a45e9c81
hexc5807b4b3

53016507571 has 8 divisors (see below), whose sum is σ = 54465497280. Its totient is φ = 51568365888.

The previous prime is 53016507521. The next prime is 53016507601. The reversal of 53016507571 is 17570561035.

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

It is a cyclic number.

It is not a de Polignac number, because 53016507571 - 211 = 53016505523 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53016507521) 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, 84226 + ... + 336343.

It is an arithmetic number, because the mean of its divisors is an integer number (6808187160).

Almost surely, 253016507571 is an apocalyptic number.

53016507571 is a deficient number, since it is larger than the sum of its proper divisors (1448989709).

53016507571 is a wasteful number, since it uses less digits than its factorization.

53016507571 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 424013.

The product of its (nonzero) digits is 110250, while the sum is 40.

The spelling of 53016507571 in words is "fifty-three billion, sixteen million, five hundred seven thousand, five hundred seventy-one".

Divisors: 1 37 3407 126059 420569 15561053 1432878583 53016507571