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230667066 = 23274144651
BaseRepresentation
bin11011011111110…
…11001100111010
3121002001002201200
431233323030322
5433022321231
634515555030
75500431510
oct1557731472
9532032650
10230667066
11109229643
12652bba76
1338a33ab6
14228c64b0
15153b5be6
hexdbfb33a

230667066 has 48 divisors (see below), whose sum is σ = 585119808. Its totient is φ = 64296000.

The previous prime is 230666993. The next prime is 230667083. The reversal of 230667066 is 660766032.

It is a self number, because there is not a number n which added to its sum of digits gives 230667066.

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 23 ways as a sum of consecutive naturals, for example, 17160 + ... + 27491.

It is an arithmetic number, because the mean of its divisors is an integer number (12189996).

Almost surely, 2230667066 is an apocalyptic number.

230667066 is an abundant number, since it is smaller than the sum of its proper divisors (354452742).

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

230667066 is a wasteful number, since it uses less digits than its factorization.

230667066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44707 (or 44704 counting only the distinct ones).

The product of its (nonzero) digits is 54432, while the sum is 36.

The square root of 230667066 is about 15187.7274797779. The cubic root of 230667066 is about 613.2843238906.

The spelling of 230667066 in words is "two hundred thirty million, six hundred sixty-seven thousand, sixty-six".

Divisors: 1 2 3 6 7 9 14 18 21 41 42 63 82 123 126 246 287 369 574 738 861 1722 2583 5166 44651 89302 133953 267906 312557 401859 625114 803718 937671 1830691 1875342 2813013 3661382 5492073 5626026 10984146 12814837 16476219 25629674 32952438 38444511 76889022 115333533 230667066