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13031060167685 = 571822920424379
BaseRepresentation
bin1011110110100000011110…
…1101100101110000000101
31201010202102222200112022102
42331220013231211300011
53202000102400331220
643414215243441445
72513314550564210
oct275500755456005
951122388615272
1013031060167685
11417449482246a
12156560b826285
13736a92895a71
143309c71a0777
15178e7b3c9775
hexbda07b65c05

13031060167685 has 16 divisors (see below), whose sum is σ = 17872149475200. Its totient is φ = 8935093492416.

The previous prime is 13031060167679. The next prime is 13031060167703. The reversal of 13031060167685 is 58676106013031.

13031060167685 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 13031060167685 - 24 = 13031060167669 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9574175 + ... + 10850204.

It is an arithmetic number, because the mean of its divisors is an integer number (1117009342200).

Almost surely, 213031060167685 is an apocalyptic number.

It is an amenable number.

13031060167685 is a deficient number, since it is larger than the sum of its proper divisors (4841089307515).

13031060167685 is a wasteful number, since it uses less digits than its factorization.

13031060167685 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20442620.

The product of its (nonzero) digits is 544320, while the sum is 47.

The spelling of 13031060167685 in words is "thirteen trillion, thirty-one billion, sixty million, one hundred sixty-seven thousand, six hundred eighty-five".

Divisors: 1 5 7 35 18229 91145 127603 638015 20424379 102121895 142970653 714853265 372316004791 1861580023955 2606212033537 13031060167685