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86216711761268 = 221115116997637803
BaseRepresentation
bin10011100110100111100100…
…011110100110110101110100
3102022021020101212210200201122
4103212213210132212311310
542300033311202330033
6503211224404443112
724105644330163554
oct2346474436466564
9368236355720648
1086216711761268
1125520336140340
1298054623a9498
13391527c893bca
141740ca8153164
159e7a64083a98
hex4e69e47a6d74

86216711761268 has 48 divisors (see below), whose sum is σ = 165783118502400. Its totient is φ = 38906963388000.

The previous prime is 86216711761259. The next prime is 86216711761289.

86216711761268 is nontrivially palindromic in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 86216711761268.

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, 7469255 + ... + 15107057.

It is an arithmetic number, because the mean of its divisors is an integer number (3453814968800).

Almost surely, 286216711761268 is an apocalyptic number.

It is an amenable number.

86216711761268 is a deficient number, since it is larger than the sum of its proper divisors (79566406741132).

86216711761268 is a wasteful number, since it uses less digits than its factorization.

86216711761268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7639668 (or 7639666 counting only the distinct ones).

The product of its digits is 16257024, while the sum is 62.

The spelling of 86216711761268 in words is "eighty-six trillion, two hundred sixteen billion, seven hundred eleven million, seven hundred sixty-one thousand, two hundred sixty-eight".

Divisors: 1 2 4 11 22 44 151 302 604 1661 1699 3322 3398 6644 6796 18689 37378 74756 256549 513098 1026196 2822039 5644078 7637803 11288156 15275606 30551212 84015833 168031666 336063332 1153308253 2306616506 4613233012 12686390783 12976627297 25372781566 25953254594 50745563132 51906509188 142742900267 285485800534 570971601068 1959470721847 3918941443694 7837882887388 21554177940317 43108355880634 86216711761268