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342785904876 = 223297814712049
BaseRepresentation
bin1001111110011111010…
…00011101000011101100
31012202210100011012021200
410333033220131003230
521104011142424001
6421250151325500
733523361054652
oct4771750350354
91182710135250
10342785904876
11122413785968
1256526380890
132642b11489c
141283b704dd2
158db3a49086
hex4fcfa1d0ec

342785904876 has 72 divisors (see below), whose sum is σ = 875599561200. Its totient is φ = 113060745216.

The previous prime is 342785904859. The next prime is 342785904913. The reversal of 342785904876 is 678409587243.

342785904876 is a `hidden beast` number, since 3 + 427 + 85 + 90 + 48 + 7 + 6 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 28443300 + ... + 28455348.

Almost surely, 2342785904876 is an apocalyptic number.

342785904876 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

342785904876 is an abundant number, since it is smaller than the sum of its proper divisors (532813656324).

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

342785904876 is a wasteful number, since it uses less digits than its factorization.

342785904876 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20303 (or 20298 counting only the distinct ones).

The product of its (nonzero) digits is 81285120, while the sum is 63.

The spelling of 342785904876 in words is "three hundred forty-two billion, seven hundred eighty-five million, nine hundred four thousand, eight hundred seventy-six".

Divisors: 1 2 3 4 6 9 12 18 36 97 194 291 388 582 873 1164 1746 3492 8147 12049 16294 24098 24441 32588 36147 48196 48882 72294 73323 97764 108441 144588 146646 216882 293292 433764 790259 1168753 1580518 2337506 2370777 3161036 3506259 4675012 4741554 7012518 7112331 9483108 10518777 14025036 14224662 21037554 28449324 42075108 98163203 196326406 294489609 392652812 588979218 883468827 1177958436 1766937654 3533875308 9521830691 19043661382 28565492073 38087322764 57130984146 85696476219 114261968292 171392952438 342785904876