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85313000566 = 21721392294637
BaseRepresentation
bin100111101110100001…
…1010001010001110110
322011012121110110121201
41033131003101101312
52344210112004231
6103105305403114
76110064353113
oct1173503212166
9264177413551
1085313000566
11331a9a68042
121464b19949a
138077a93a31
1441b463590a
152344b51161
hex13dd0d1476

85313000566 has 48 divisors (see below), whose sum is σ = 137545455600. Its totient is φ = 39675852288.

The previous prime is 85313000533. The next prime is 85313000579. The reversal of 85313000566 is 66500031358.

85313000566 = T238484 + T238485 + T238486.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 18396000 + ... + 18400636.

It is an arithmetic number, because the mean of its divisors is an integer number (2865530325).

Almost surely, 285313000566 is an apocalyptic number.

85313000566 is the 238486-th centered triangular number.

85313000566 is a deficient number, since it is larger than the sum of its proper divisors (52232455034).

85313000566 is a wasteful number, since it uses less digits than its factorization.

85313000566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5041 (or 5024 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 37.

The spelling of 85313000566 in words is "eighty-five billion, three hundred thirteen million, five hundred sixty-six", and thus it is an aban number.

Divisors: 1 2 17 34 139 229 278 289 458 578 2363 3893 4637 4726 7786 9274 31831 40171 63662 66181 78829 80342 132362 157658 541127 644543 1061873 1082254 1289086 1340093 2123746 2680186 9199159 10957231 18051841 18398318 21914462 36103682 147600347 186272927 295200694 306881297 372545854 613762594 2509205899 5018411798 42656500283 85313000566