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86867506013013 = 3311319434941459
BaseRepresentation
bin10011110000000101101010…
…110101101010001101010101
3102101120110012212000002102000
4103300011222311222031111
542341214123014404023
6504430214212105513
724203653531100235
oct2360055265521525
9371513185002360
1086867506013013
1125751336570a90
1298ab608005299
1339617559b077b
1417645a43d7cc5
15a09953385243
hex4f016ad6a355

86867506013013 has 32 divisors (see below), whose sum is σ = 144920700825600. Its totient is φ = 50948683873200.

The previous prime is 86867506012999. The next prime is 86867506013033. The reversal of 86867506013013 is 31031060576868.

86867506013013 is a `hidden beast` number, since 8 + 68 + 67 + 506 + 0 + 1 + 3 + 0 + 13 = 666.

It is not a de Polignac number, because 86867506013013 - 25 = 86867506012981 is a prime.

It is a super-3 number, since 3×868675060130133 (a number of 43 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86867506013033) 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 31 ways as a sum of consecutive naturals, for example, 4717461523 + ... + 4717479936.

It is an arithmetic number, because the mean of its divisors is an integer number (4528771900800).

Almost surely, 286867506013013 is an apocalyptic number.

It is an amenable number.

86867506013013 is a deficient number, since it is larger than the sum of its proper divisors (58053194812587).

86867506013013 is a wasteful number, since it uses less digits than its factorization.

86867506013013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9434941510 (or 9434941504 counting only the distinct ones).

The product of its (nonzero) digits is 4354560, while the sum is 54.

The spelling of 86867506013013 in words is "eighty-six trillion, eight hundred sixty-seven billion, five hundred six million, thirteen thousand, thirteen".

Divisors: 1 3 9 11 27 31 33 93 99 279 297 341 837 1023 3069 9207 9434941459 28304824377 84914473131 103784356049 254743419393 292483185229 311353068147 877449555687 934059204441 2632348667061 2802177613323 3217315037519 7897046001183 9651945112557 28955835337671 86867506013013