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85331295 = 3257238699
BaseRepresentation
bin1010001011000…
…00110101011111
312221120021112100
411011200311133
5133321100140
612244540143
72054206200
oct505406537
9187507470
1085331295
1144192735
12246b1653
13148a8bba
14b4935a7
157758530
hex5160d5f

85331295 has 36 divisors (see below), whose sum is σ = 172060200. Its totient is φ = 39007584.

The previous prime is 85331293. The next prime is 85331303. The reversal of 85331295 is 59213358.

It is not a de Polignac number, because 85331295 - 21 = 85331293 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85331293) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 17145 + ... + 21554.

It is an arithmetic number, because the mean of its divisors is an integer number (4779450).

Almost surely, 285331295 is an apocalyptic number.

85331295 is an abundant number, since it is smaller than the sum of its proper divisors (86728905).

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

85331295 is a wasteful number, since it uses less digits than its factorization.

85331295 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38724 (or 38714 counting only the distinct ones).

The product of its digits is 32400, while the sum is 36.

The square root of 85331295 is about 9237.4939783472. The cubic root of 85331295 is about 440.2534610599.

The spelling of 85331295 in words is "eighty-five million, three hundred thirty-one thousand, two hundred ninety-five".

Divisors: 1 3 5 7 9 15 21 35 45 49 63 105 147 245 315 441 735 2205 38699 116097 193495 270893 348291 580485 812679 1354465 1741455 1896251 2438037 4063395 5688753 9481255 12190185 17066259 28443765 85331295