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89826486040 = 23589161315643
BaseRepresentation
bin101001110101000010…
…0110110011100011000
322120212011101021201101
41103222010312130120
52432431040023130
6105133221201144
76326661350644
oct1235204663430
9276764337641
1089826486040
1135105789525
12154aa8601b4
138616bac6b5
1444c1c51c24
15250b0051ca
hex14ea136718

89826486040 has 64 divisors (see below), whose sum is σ = 204520269600. Its totient is φ = 35502584832.

The previous prime is 89826486037. The next prime is 89826486091. The reversal of 89826486040 is 4068462898.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5734459 + ... + 5750101.

Almost surely, 289826486040 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 89826486040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (102260134800).

89826486040 is an abundant number, since it is smaller than the sum of its proper divisors (114693783560).

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

89826486040 is a wasteful number, since it uses less digits than its factorization.

89826486040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17356 (or 17352 counting only the distinct ones).

The product of its (nonzero) digits is 5308416, while the sum is 55.

The spelling of 89826486040 in words is "eighty-nine billion, eight hundred twenty-six million, four hundred eighty-six thousand, forty".

Divisors: 1 2 4 5 8 10 20 40 89 178 356 445 712 890 1613 1780 3226 3560 6452 8065 12904 15643 16130 31286 32260 62572 64520 78215 125144 143557 156430 287114 312860 574228 625720 717785 1148456 1392227 1435570 2784454 2871140 5568908 5742280 6961135 11137816 13922270 25232159 27844540 50464318 55689080 100928636 126160795 201857272 252321590 504643180 1009286360 2245662151 4491324302 8982648604 11228310755 17965297208 22456621510 44913243020 89826486040