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16075444 = 22711194167
BaseRepresentation
bin111101010100…
…101010110100
31010020201100211
4331110222310
513103403234
61332315204
7253432120
oct75245264
933221324
1016075444
11908a7a0
125472b04
13343acc8
1421c6580
151628164
hexf54ab4

16075444 has 96 divisors (see below), whose sum is σ = 38384640. Its totient is φ = 5702400.

The previous prime is 16075439. The next prime is 16075471. The reversal of 16075444 is 44457061.

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 239899 + ... + 239965.

It is an arithmetic number, because the mean of its divisors is an integer number (399840).

Almost surely, 216075444 is an apocalyptic number.

16075444 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16075444, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19192320).

16075444 is an abundant number, since it is smaller than the sum of its proper divisors (22309196).

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

16075444 is a wasteful number, since it uses less digits than its factorization.

16075444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149 (or 147 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 31.

The square root of 16075444 is about 4009.4194093410. The cubic root of 16075444 is about 252.3796452853.

The spelling of 16075444 in words is "sixteen million, seventy-five thousand, four hundred forty-four".

Divisors: 1 2 4 7 11 14 19 22 28 38 41 44 67 76 77 82 133 134 154 164 209 266 268 287 308 418 451 469 532 574 737 779 836 902 938 1148 1273 1463 1474 1558 1804 1876 2546 2747 2926 2948 3116 3157 5092 5159 5453 5494 5852 6314 8569 8911 10318 10906 10988 12628 14003 17138 17822 19229 20636 21812 28006 30217 34276 35644 38458 52193 56012 59983 60434 76916 98021 104386 119966 120868 196042 208772 211519 239932 365351 392084 423038 574123 730702 846076 1148246 1461404 2296492 4018861 8037722 16075444