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230434515024146 = 21669282012447917
BaseRepresentation
bin110100011001010000110111…
…011010010111100100010010
31010012220022202120000002011222
4310121100313122113210102
5220200414341321233041
62134032053233405042
766352226045540426
oct6431206732274422
91105808676002158
10230434515024146
1167472802352244
1221a17904a09782
139b76b5c938674
1440c91390b8b86
151b991e594574b
hexd19437697912

230434515024146 has 16 divisors (see below), whose sum is σ = 345871279014360. Its totient is φ = 115144093641600.

The previous prime is 230434515024037. The next prime is 230434515024163. The reversal of 230434515024146 is 641420515434032.

It can be written as a sum of positive squares in 4 ways, for example, as 188571531658225 + 41862983365921 = 13732135^2 + 6470161^2 .

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 230434515024097 and 230434515024106.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 92910980 + ... + 95358896.

Almost surely, 2230434515024146 is an apocalyptic number.

230434515024146 is a deficient number, since it is larger than the sum of its proper divisors (115436763990214).

230434515024146 is a wasteful number, since it uses less digits than its factorization.

230434515024146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2477789.

The product of its (nonzero) digits is 1382400, while the sum is 44.

The spelling of 230434515024146 in words is "two hundred thirty trillion, four hundred thirty-four billion, five hundred fifteen million, twenty-four thousand, one hundred forty-six".

Divisors: 1 2 1669 3338 28201 56402 2447917 4895834 47067469 94134938 4085573473 8171146946 69033707317 138067414634 115217257512073 230434515024146