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2028338214 = 2372310092081
BaseRepresentation
bin111100011100101…
…1111110000100110
312020100200020221120
41320321133300212
513123223310324
6533134154410
7101156406330
oct17071376046
95210606846
102028338214
11950a42581
12487352a06
132642b9b36
14153554450
15bd10e179
hex78e5fc26

2028338214 has 64 divisors (see below), whose sum is σ = 4844897280. Its totient is φ = 553512960.

The previous prime is 2028338203. The next prime is 2028338227. The reversal of 2028338214 is 4128338202.

It is a super-2 number, since 2×20283382142 = 8228311820745419592, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 973654 + ... + 975734.

It is an arithmetic number, because the mean of its divisors is an integer number (75701520).

Almost surely, 22028338214 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2028338214, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2422448640).

2028338214 is an abundant number, since it is smaller than the sum of its proper divisors (2816559066).

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

2028338214 is a wasteful number, since it uses less digits than its factorization.

2028338214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3125.

The product of its (nonzero) digits is 18432, while the sum is 33.

The square root of 2028338214 is about 45037.0759930082. The cubic root of 2028338214 is about 1265.8438159765.

The spelling of 2028338214 in words is "two billion, twenty-eight million, three hundred thirty-eight thousand, two hundred fourteen".

Divisors: 1 2 3 6 7 14 21 23 42 46 69 138 161 322 483 966 1009 2018 2081 3027 4162 6054 6243 7063 12486 14126 14567 21189 23207 29134 42378 43701 46414 47863 69621 87402 95726 139242 143589 162449 287178 324898 335041 487347 670082 974694 1005123 2010246 2099729 4199458 6299187 12598374 14698103 29396206 44094309 48293767 88188618 96587534 144881301 289762602 338056369 676112738 1014169107 2028338214