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85839195 = 3513479919
BaseRepresentation
bin1010001110111…
…00110101011011
312222112002020110
411013130311123
5133433323240
612303455403
72061423021
oct507346533
9188462213
1085839195
11444aa292
12248b7563
1314a26130
14b586711
157808c80
hex51dcd5b

85839195 has 32 divisors (see below), whose sum is σ = 148377600. Its totient is φ = 42125184.

The previous prime is 85839161. The next prime is 85839209. The reversal of 85839195 is 59193858.

It is not a de Polignac number, because 85839195 - 28 = 85838939 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 92946 + ... + 93864.

It is an arithmetic number, because the mean of its divisors is an integer number (4636800).

Almost surely, 285839195 is an apocalyptic number.

85839195 is a deficient number, since it is larger than the sum of its proper divisors (62538405).

85839195 is a wasteful number, since it uses less digits than its factorization.

85839195 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1419.

The product of its digits is 388800, while the sum is 48.

The square root of 85839195 is about 9264.9444142963. The cubic root of 85839195 is about 441.1252106143.

The spelling of 85839195 in words is "eighty-five million, eight hundred thirty-nine thousand, one hundred ninety-five".

Divisors: 1 3 5 13 15 39 65 195 479 919 1437 2395 2757 4595 6227 7185 11947 13785 18681 31135 35841 59735 93405 179205 440201 1320603 2201005 5722613 6603015 17167839 28613065 85839195