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989016 = 23372292
BaseRepresentation
bin11110001011101011000
31212020200020
43301131120
5223122031
633110440
711256300
oct3613530
91766606
10989016
11616076
123b8420
13288222
141ba600
15148096
hexf1758

989016 has 72 divisors (see below), whose sum is σ = 2978820. Its totient is φ = 272832.

The previous prime is 989011. The next prime is 989029. The reversal of 989016 is 610989.

It is a happy number.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (989011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 34090 + ... + 34118.

2989016 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 989016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1489410).

989016 is an abundant number, since it is smaller than the sum of its proper divisors (1989804).

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

989016 is a wasteful number, since it uses less digits than its factorization.

989016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81 (or 41 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 33.

The square root of 989016 is about 994.4928355700. The cubic root of 989016 is about 99.6325178899.

The spelling of 989016 in words is "nine hundred eighty-nine thousand, sixteen".

Divisors: 1 2 3 4 6 7 8 12 14 21 24 28 29 42 49 56 58 84 87 98 116 147 168 174 196 203 232 294 348 392 406 588 609 696 812 841 1176 1218 1421 1624 1682 2436 2523 2842 3364 4263 4872 5046 5684 5887 6728 8526 10092 11368 11774 17052 17661 20184 23548 34104 35322 41209 47096 70644 82418 123627 141288 164836 247254 329672 494508 989016