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5287464445247 = 23536596582007
BaseRepresentation
bin100110011110001010101…
…1100001010010100111111
3200201110212111011222210122
41030330111130022110333
51143112211344221442
615125005545125155
71054002204141605
oct114742534122477
920643774158718
105287464445247
111759445920a56
127148b51897bb
132c47b4b07b4a
14143cb3adb875
1592814621dd2
hex4cf1570a53f

5287464445247 has 16 divisors (see below), whose sum is σ = 5629986362880. Its totient is φ = 4954618180512.

The previous prime is 5287464445229. The next prime is 5287464445261. The reversal of 5287464445247 is 7425444647825.

It is a cyclic number.

It is not a de Polignac number, because 5287464445247 - 28 = 5287464444991 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5287464445247.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5287464445147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2487683 + ... + 4094324.

It is an arithmetic number, because the mean of its divisors is an integer number (351874147680).

Almost surely, 25287464445247 is an apocalyptic number.

5287464445247 is a deficient number, since it is larger than the sum of its proper divisors (342521917633).

5287464445247 is a wasteful number, since it uses less digits than its factorization.

5287464445247 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6582742.

The product of its digits is 240844800, while the sum is 62.

The spelling of 5287464445247 in words is "five trillion, two hundred eighty-seven billion, four hundred sixty-four million, four hundred forty-five thousand, two hundred forty-seven".

Divisors: 1 23 53 659 1219 15157 34927 803321 6582007 151386161 348846371 4337542613 8023466533 99763480099 229889758489 5287464445247