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84262752 = 253273853
BaseRepresentation
bin1010000010110…
…11111101100000
312212112222202200
411001123331200
5133032402002
612210013200
72042136000
oct501337540
9185488680
1084262752
1143622942
1224277200
13145c3722
14b296000
1575e6b1c
hex505bf60

84262752 has 144 divisors (see below), whose sum is σ = 279770400. Its totient is φ = 24046848.

The previous prime is 84262747. The next prime is 84262753. The reversal of 84262752 is 25726248.

It is a tau number, because it is divible by the number of its divisors (144).

It is a super-2 number, since 2×842627522 = 14200422749227008, which contains 22 as substring.

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 (84262753) 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 23 ways as a sum of consecutive naturals, for example, 98358 + ... + 99210.

It is an arithmetic number, because the mean of its divisors is an integer number (1942850).

Almost surely, 284262752 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 84262752, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (139885200).

84262752 is an abundant number, since it is smaller than the sum of its proper divisors (195507648).

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

84262752 is a wasteful number, since it uses less digits than its factorization.

84262752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 890 (or 865 counting only the distinct ones).

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

The square root of 84262752 is about 9179.4744947628. The cubic root of 84262752 is about 438.4080765557.

The spelling of 84262752 in words is "eighty-four million, two hundred sixty-two thousand, seven hundred fifty-two".

Divisors: 1 2 3 4 6 7 8 9 12 14 16 18 21 24 28 32 36 42 48 49 56 63 72 84 96 98 112 126 144 147 168 196 224 252 288 294 336 343 392 441 504 588 672 686 784 853 882 1008 1029 1176 1372 1568 1706 1764 2016 2058 2352 2559 2744 3087 3412 3528 4116 4704 5118 5488 5971 6174 6824 7056 7677 8232 10236 10976 11942 12348 13648 14112 15354 16464 17913 20472 23884 24696 27296 30708 32928 35826 40944 41797 47768 49392 53739 61416 71652 81888 83594 95536 98784 107478 122832 125391 143304 167188 191072 214956 245664 250782 286608 292579 334376 376173 429912 501564 573216 585158 668752 752346 859824 877737 1003128 1170316 1337504 1504692 1719648 1755474 2006256 2340632 2633211 3009384 3510948 4012512 4681264 5266422 6018768 7021896 9362528 10532844 12037536 14043792 21065688 28087584 42131376 84262752