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85586536 = 2372317043
BaseRepresentation
bin1010001100111…
…11001001101000
312222001020122201
411012133021220
5133402232121
612254225544
72056321300
oct506371150
9188036581
1085586536
1144347482
12247b52b4
1314968129
14b51c600
1577a8e91
hex519f268

85586536 has 48 divisors (see below), whose sum is σ = 192723840. Its totient is φ = 35491680.

The previous prime is 85586533. The next prime is 85586561. The reversal of 85586536 is 63568558.

It is not an unprimeable number, because it can be changed into a prime (85586531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8631 + ... + 15673.

It is an arithmetic number, because the mean of its divisors is an integer number (4015080).

Almost surely, 285586536 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 85586536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (96361920).

85586536 is an abundant number, since it is smaller than the sum of its proper divisors (107137304).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

85586536 is a wasteful number, since it uses less digits than its factorization.

85586536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7094 (or 7083 counting only the distinct ones).

The product of its digits is 864000, while the sum is 46.

The square root of 85586536 is about 9251.2991520110. The cubic root of 85586536 is about 440.6919827817.

The spelling of 85586536 in words is "eighty-five million, five hundred eighty-six thousand, five hundred thirty-six".

Divisors: 1 2 4 7 8 14 28 31 49 56 62 98 124 196 217 248 392 434 868 1519 1736 3038 6076 7043 12152 14086 28172 49301 56344 98602 197204 218333 345107 394408 436666 690214 873332 1380428 1528331 1746664 2760856 3056662 6113324 10698317 12226648 21396634 42793268 85586536