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200385495 = 3451926041
BaseRepresentation
bin10111111000110…
…10001111010111
3111222001122020000
423330122033113
5402244313440
631514542343
74652151162
oct1374321727
9458048200
10200385495
11a3126652
12571379b3
13326908cb
141c882ad9
15128d3730
hexbf1a3d7

200385495 has 40 divisors (see below), whose sum is σ = 378129840. Its totient is φ = 101243520.

The previous prime is 200385473. The next prime is 200385503. The reversal of 200385495 is 594583002.

It is not a de Polignac number, because 200385495 - 215 = 200352727 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 5326 + ... + 20715.

It is an arithmetic number, because the mean of its divisors is an integer number (9453246).

Almost surely, 2200385495 is an apocalyptic number.

200385495 is a deficient number, since it is larger than the sum of its proper divisors (177744345).

200385495 is a wasteful number, since it uses less digits than its factorization.

200385495 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26077 (or 26068 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 36.

The square root of 200385495 is about 14155.7583689465. The cubic root of 200385495 is about 585.1790379024.

The spelling of 200385495 in words is "two hundred million, three hundred eighty-five thousand, four hundred ninety-five".

Divisors: 1 3 5 9 15 19 27 45 57 81 95 135 171 285 405 513 855 1539 2565 7695 26041 78123 130205 234369 390615 494779 703107 1171845 1484337 2109321 2473895 3515535 4453011 7421685 10546605 13359033 22265055 40077099 66795165 200385495