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230370284 = 22181318191
BaseRepresentation
bin11011011101100…
…10101111101100
3121001111000121202
431232302233230
5432433322114
634505345032
75465054324
oct1556625754
9531430552
10230370284
11109046671
1265198178
133895b9a1
142284a284
1515357cde
hexdbb2bec

230370284 has 12 divisors (see below), whose sum is σ = 405376608. Its totient is φ = 114548400.

The previous prime is 230370199. The next prime is 230370299. The reversal of 230370284 is 482073032.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 158372 + ... + 159819.

It is an arithmetic number, because the mean of its divisors is an integer number (33781384).

Almost surely, 2230370284 is an apocalyptic number.

It is an amenable number.

230370284 is a deficient number, since it is larger than the sum of its proper divisors (175006324).

230370284 is a wasteful number, since it uses less digits than its factorization.

230370284 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 318376 (or 318374 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 29.

The square root of 230370284 is about 15177.9538805466. The cubic root of 230370284 is about 613.0211887040.

The spelling of 230370284 in words is "two hundred thirty million, three hundred seventy thousand, two hundred eighty-four".

Divisors: 1 2 4 181 362 724 318191 636382 1272764 57592571 115185142 230370284