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85839248 = 24113115733
BaseRepresentation
bin1010001110111…
…00110110010000
312222112002022102
411013130312100
5133433323443
612303455532
72061423125
oct507346620
9188462272
1085839248
11444aa330
12248b75a8
1314a26171
14b58674c
157808cb8
hex51dcd90

85839248 has 40 divisors (see below), whose sum is σ = 187297536. Its totient is φ = 37756800.

The previous prime is 85839241. The next prime is 85839269. The reversal of 85839248 is 84293858.

It is not an unprimeable number, because it can be changed into a prime (85839241) 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 7 ways as a sum of consecutive naturals, for example, 2411 + ... + 13322.

Almost surely, 285839248 is an apocalyptic number.

85839248 is a gapful number since it is divisible by the number (88) formed by its first and last digit.

It is an amenable number.

85839248 is an abundant number, since it is smaller than the sum of its proper divisors (101458288).

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

85839248 is a wasteful number, since it uses less digits than its factorization.

85839248 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15783 (or 15777 counting only the distinct ones).

The product of its digits is 552960, while the sum is 47.

The square root of 85839248 is about 9264.9472745397. The cubic root of 85839248 is about 441.1253014028.

The spelling of 85839248 in words is "eighty-five million, eight hundred thirty-nine thousand, two hundred forty-eight".

Divisors: 1 2 4 8 11 16 22 31 44 62 88 124 176 248 341 496 682 1364 2728 5456 15733 31466 62932 125864 173063 251728 346126 487723 692252 975446 1384504 1950892 2769008 3901784 5364953 7803568 10729906 21459812 42919624 85839248