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38668092548205 = 35194871408719777
BaseRepresentation
bin10001100101011000111011…
…11010111010010001101101
312001220122002212002001202110
420302230131322322101231
520032014223143020310
6214123513153114233
711100451244356251
oct1062543572722155
9161818085061673
1038668092548205
111135905619410a
124406175b58979
131876501b95943
1497978d43c261
15470ca49dbd20
hex232b1deba46d

38668092548205 has 64 divisors (see below), whose sum is σ = 65266868367360. Its totient is φ = 19495074484224.

The previous prime is 38668092548203. The next prime is 38668092548207. The reversal of 38668092548205 is 50284529086683.

It is an interprime number because it is at equal distance from previous prime (38668092548203) and next prime (38668092548207).

It is not a de Polignac number, because 38668092548205 - 21 = 38668092548203 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38668092548203) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1955195277 + ... + 1955215053.

It is an arithmetic number, because the mean of its divisors is an integer number (1019794818240).

Almost surely, 238668092548205 is an apocalyptic number.

It is an amenable number.

38668092548205 is a deficient number, since it is larger than the sum of its proper divisors (26598775819155).

38668092548205 is a wasteful number, since it uses less digits than its factorization.

38668092548205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34378.

The product of its (nonzero) digits is 199065600, while the sum is 66.

The spelling of 38668092548205 in words is "thirty-eight trillion, six hundred sixty-eight billion, ninety-two million, five hundred forty-eight thousand, two hundred five".

Divisors: 1 3 5 15 19 57 95 285 487 1461 2435 7305 9253 14087 19777 27759 42261 46265 59331 70435 98885 138795 211305 267653 296655 375763 802959 1127289 1338265 1878815 4014795 5636445 6860369 9631399 20581107 28894197 34301845 48156995 102905535 130347011 144470985 182996581 278598599 391041033 548989743 651735055 835795797 914982905 1392992995 1955205165 2744948715 4178978985 5293373381 15880120143 26466866905 79400600715 135677517713 407032553139 678387588565 2035162765695 2577872836547 7733618509641 12889364182735 38668092548205