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86242752 = 2633291721
BaseRepresentation
bin1010010001111…
…11010111000000
320000021120211000
411020333113000
5134034232002
612320252000
72065023411
oct510772700
9200246730
1086242752
1144755502
1224a71000
1314b37a1b
14b64d808
15788861c
hex523f5c0

86242752 has 112 divisors (see below), whose sum is σ = 262432800. Its totient is φ = 27740160.

The previous prime is 86242687. The next prime is 86242757. The reversal of 86242752 is 25724268.

86242752 is a `hidden beast` number, since 8 + 624 + 27 + 5 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86242757) 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 15 ways as a sum of consecutive naturals, for example, 49252 + ... + 50972.

It is an arithmetic number, because the mean of its divisors is an integer number (2343150).

Almost surely, 286242752 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 86242752, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (131216400).

86242752 is an abundant number, since it is smaller than the sum of its proper divisors (176190048).

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

86242752 is a wasteful number, since it uses less digits than its factorization.

86242752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1771 (or 1755 counting only the distinct ones).

The product of its digits is 53760, while the sum is 36.

The square root of 86242752 is about 9286.6975831024. The cubic root of 86242752 is about 441.8154194726.

The spelling of 86242752 in words is "eighty-six million, two hundred forty-two thousand, seven hundred fifty-two".

Divisors: 1 2 3 4 6 8 9 12 16 18 24 27 29 32 36 48 54 58 64 72 87 96 108 116 144 174 192 216 232 261 288 348 432 464 522 576 696 783 864 928 1044 1392 1566 1721 1728 1856 2088 2784 3132 3442 4176 5163 5568 6264 6884 8352 10326 12528 13768 15489 16704 20652 25056 27536 30978 41304 46467 49909 50112 55072 61956 82608 92934 99818 110144 123912 149727 165216 185868 199636 247824 299454 330432 371736 399272 449181 495648 598908 743472 798544 898362 991296 1197816 1347543 1486944 1597088 1796724 2395632 2695086 2973888 3194176 3593448 4791264 5390172 7186896 9582528 10780344 14373792 21560688 28747584 43121376 86242752