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230282605 = 5725989179
BaseRepresentation
bin11011011100111…
…01010101101101
3121001022120100101
431232131111231
5432423020410
634503431101
75464240600
oct1556352555
9531276311
10230282605
11108a96803
1265155491
133892aac7
1422826337
151533bd3a
hexdb9d56d

230282605 has 48 divisors (see below), whose sum is σ = 332424000. Its totient is φ = 152630016.

The previous prime is 230282599. The next prime is 230282617. The reversal of 230282605 is 506282032.

It is not a de Polignac number, because 230282605 - 215 = 230249837 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1286406 + ... + 1286584.

It is an arithmetic number, because the mean of its divisors is an integer number (6925500).

Almost surely, 2230282605 is an apocalyptic number.

It is an amenable number.

230282605 is a deficient number, since it is larger than the sum of its proper divisors (102141395).

230282605 is a wasteful number, since it uses less digits than its factorization.

230282605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 346 (or 339 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 230282605 is about 15175.0652387395. The cubic root of 230282605 is about 612.9434068184.

The spelling of 230282605 in words is "two hundred thirty million, two hundred eighty-two thousand, six hundred five".

Divisors: 1 5 7 35 49 59 89 179 245 295 413 445 623 895 1253 2065 2891 3115 4361 5251 6265 8771 10561 14455 15931 21805 26255 36757 43855 52805 73927 79655 111517 183785 257299 369635 517489 557585 780619 939929 1286495 2587445 3903095 4699645 6579503 32897515 46056521 230282605