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85095285 = 351117231319
BaseRepresentation
bin1010001001001…
…11001101110101
312221010021210020
411010213031311
5133241022120
612235515353
72052204132
oct504471565
9187107706
1085095285
1144041390
12245b8b59
1314825652
14b431589
15770d640
hex5127375

85095285 has 64 divisors (see below), whose sum is σ = 164229120. Its totient is φ = 37114880.

The previous prime is 85095277. The next prime is 85095317. The reversal of 85095285 is 58259058.

It is not a de Polignac number, because 85095285 - 23 = 85095277 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 63856 + ... + 65174.

It is an arithmetic number, because the mean of its divisors is an integer number (2566080).

Almost surely, 285095285 is an apocalyptic number.

85095285 is a gapful number since it is divisible by the number (85) formed by its first and last digit.

It is an amenable number.

85095285 is a deficient number, since it is larger than the sum of its proper divisors (79133835).

85095285 is a wasteful number, since it uses less digits than its factorization.

85095285 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1378.

The product of its (nonzero) digits is 144000, while the sum is 42.

The square root of 85095285 is about 9224.7105645652. The cubic root of 85095285 is about 439.8472007313.

The spelling of 85095285 in words is "eighty-five million, ninety-five thousand, two hundred eighty-five".

Divisors: 1 3 5 11 15 17 23 33 51 55 69 85 115 165 187 253 255 345 391 561 759 935 1173 1265 1319 1955 2805 3795 3957 4301 5865 6595 12903 14509 19785 21505 22423 30337 43527 64515 67269 72545 91011 112115 151685 217635 246653 333707 336345 455055 515729 739959 1001121 1233265 1547187 1668535 2578645 3699795 5005605 5673019 7735935 17019057 28365095 85095285