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160022028 = 2231947109137
BaseRepresentation
bin10011000100110…
…11111000001100
3102011002221221210
421202123320030
5311431201103
623513454420
73652110345
oct1142337014
9364087853
10160022028
1182367a11
1245711410
13271ca7ba
14173770cc
15e0ade03
hex989be0c

160022028 has 96 divisors (see below), whose sum is σ = 408038400. Its totient is φ = 48646656.

The previous prime is 160022021. The next prime is 160022033. The reversal of 160022028 is 820220061.

It is a junction number, because it is equal to n+sod(n) for n = 160021995 and 160022013.

It is not an unprimeable number, because it can be changed into a prime (160022021) 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 31 ways as a sum of consecutive naturals, for example, 1167976 + ... + 1168112.

It is an arithmetic number, because the mean of its divisors is an integer number (4250400).

Almost surely, 2160022028 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 160022028, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (204019200).

160022028 is an abundant number, since it is smaller than the sum of its proper divisors (248016372).

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

160022028 is a wasteful number, since it uses less digits than its factorization.

160022028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 319 (or 317 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 21.

The square root of 160022028 is about 12649.9813438598. The cubic root of 160022028 is about 542.9084360054.

Adding to 160022028 its reverse (820220061), we get a palindrome (980242089).

The spelling of 160022028 in words is "one hundred sixty million, twenty-two thousand, twenty-eight".

Divisors: 1 2 3 4 6 12 19 38 47 57 76 94 109 114 137 141 188 218 228 274 282 327 411 436 548 564 654 822 893 1308 1644 1786 2071 2603 2679 3572 4142 5123 5206 5358 6213 6439 7809 8284 10246 10412 10716 12426 12878 14933 15369 15618 19317 20492 24852 25756 29866 30738 31236 38634 44799 59732 61476 77268 89598 97337 122341 179196 194674 244682 283727 292011 367023 389348 489364 567454 584022 701851 734046 851181 1134908 1168044 1403702 1468092 1702362 2105553 2807404 3404724 4211106 8422212 13335169 26670338 40005507 53340676 80011014 160022028