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230022524 = 2267858293
BaseRepresentation
bin11011011010111…
…01110101111100
3121000211100120202
431231131311330
5432341210044
634454103032
75462105414
oct1555356574
9530740522
10230022524
11108929366
126504aa78
1338869604
1422799644
15152d9c4e
hexdb5dd7c

230022524 has 12 divisors (see below), whose sum is σ = 408547944. Its totient is φ = 113294544.

The previous prime is 230022509. The next prime is 230022553. The reversal of 230022524 is 425220032.

It is a junction number, because it is equal to n+sod(n) for n = 230022496 and 230022505.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 428879 + ... + 429414.

It is an arithmetic number, because the mean of its divisors is an integer number (34045662).

Almost surely, 2230022524 is an apocalyptic number.

It is an amenable number.

230022524 is a deficient number, since it is larger than the sum of its proper divisors (178525420).

230022524 is a wasteful number, since it uses less digits than its factorization.

230022524 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 858364 (or 858362 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 20.

The square root of 230022524 is about 15166.4934642125. The cubic root of 230022524 is about 612.7125672865.

Adding to 230022524 its reverse (425220032), we get a palindrome (655242556).

The spelling of 230022524 in words is "two hundred thirty million, twenty-two thousand, five hundred twenty-four".

Divisors: 1 2 4 67 134 268 858293 1716586 3433172 57505631 115011262 230022524