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13521327422671 = 157138181623263
BaseRepresentation
bin1100010011000010110111…
…1010101111110011001111
31202212121220120000120100101
43010300231322233303033
53233013134310011141
644431340112311531
72563612045520635
oct304605572576317
952777816016311
1013521327422671
1143433a9914542
1216246352425a7
137710954ca903
1434a61594d355
15186ac2841531
hexc4c2deafccf

13521327422671 has 8 divisors (see below), whose sum is σ = 13607570835584. Its totient is φ = 13435085532960.

The previous prime is 13521327422653. The next prime is 13521327422677. The reversal of 13521327422671 is 17622472312531.

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 13521327422671 - 25 = 13521327422639 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13521327422677) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21382786 + ... + 22006048.

It is an arithmetic number, because the mean of its divisors is an integer number (1700946354448).

Almost surely, 213521327422671 is an apocalyptic number.

13521327422671 is a deficient number, since it is larger than the sum of its proper divisors (86243412913).

13521327422671 is a wasteful number, since it uses less digits than its factorization.

13521327422671 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 761601.

The product of its digits is 846720, while the sum is 46.

The spelling of 13521327422671 in words is "thirteen trillion, five hundred twenty-one billion, three hundred twenty-seven million, four hundred twenty-two thousand, six hundred seventy-one".

Divisors: 1 157 138181 623263 21694417 97852291 86123104603 13521327422671