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89287016 = 2373132503
BaseRepresentation
bin1010101001001…
…10100101101000
320020000020202112
411110212211220
5140324141031
612505421452
72132633000
oct524464550
9206006675
1089287016
1146444725
1225a9a888
1315662570
14bc03000
157c8a62b
hex5526968

89287016 has 64 divisors (see below), whose sum is σ = 210336000. Its totient is φ = 35308224.

The previous prime is 89287007. The next prime is 89287019. The reversal of 89287016 is 61078298.

It is a Smith number, since the sum of its digits (41) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (89287019) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34421 + ... + 36923.

It is an arithmetic number, because the mean of its divisors is an integer number (3286500).

Almost surely, 289287016 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 89287016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (105168000).

89287016 is an abundant number, since it is smaller than the sum of its proper divisors (121048984).

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

89287016 is a wasteful number, since it uses less digits than its factorization.

89287016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2543 (or 2525 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 41.

The square root of 89287016 is about 9449.1807052252. The cubic root of 89287016 is about 446.9539396041.

The spelling of 89287016 in words is "eighty-nine million, two hundred eighty-seven thousand, sixteen".

Divisors: 1 2 4 7 8 13 14 26 28 49 52 56 91 98 104 182 196 343 364 392 637 686 728 1274 1372 2503 2548 2744 4459 5006 5096 8918 10012 17521 17836 20024 32539 35042 35672 65078 70084 122647 130156 140168 227773 245294 260312 455546 490588 858529 911092 981176 1594411 1717058 1822184 3188822 3434116 6377644 6868232 11160877 12755288 22321754 44643508 89287016