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230281448 = 2389503643
BaseRepresentation
bin11011011100111…
…01000011101000
3121001022111202112
431232131003220
5432423001243
634503421452
75464234325
oct1556350350
9531274675
10230281448
11108a95951
1265154888
133892a417
1422825b4c
151533b818
hexdb9d0e8

230281448 has 32 divisors (see below), whose sum is σ = 438177600. Its totient is φ = 113443968.

The previous prime is 230281433. The next prime is 230281453. The reversal of 230281448 is 844182032.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 357815 + ... + 358457.

It is an arithmetic number, because the mean of its divisors is an integer number (13693050).

Almost surely, 2230281448 is an apocalyptic number.

It is an amenable number.

230281448 is a deficient number, since it is larger than the sum of its proper divisors (207896152).

230281448 is a wasteful number, since it uses less digits than its factorization.

230281448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1241 (or 1237 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 32.

The square root of 230281448 is about 15175.0271169445. The cubic root of 230281448 is about 612.9423802874.

The spelling of 230281448 in words is "two hundred thirty million, two hundred eighty-one thousand, four hundred forty-eight".

Divisors: 1 2 4 8 89 178 356 503 643 712 1006 1286 2012 2572 4024 5144 44767 57227 89534 114454 179068 228908 323429 358136 457816 646858 1293716 2587432 28785181 57570362 115140724 230281448