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23284330 = 2511032111
BaseRepresentation
bin101100011010…
…0101001101010
31121210222002121
41120310221222
521430044310
62151021454
7401625226
oct130645152
947728077
1023284330
1112163953
12796a88a
134a93314
143141786
15209e0da
hex1634a6a

23284330 has 16 divisors (see below), whose sum is σ = 41969664. Its totient is φ = 9300880.

The previous prime is 23284301. The next prime is 23284337. The reversal of 23284330 is 3348232.

It is a junction number, because it is equal to n+sod(n) for n = 23284295 and 23284304.

It is not an unprimeable number, because it can be changed into a prime (23284337) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9975 + ... + 12085.

It is an arithmetic number, because the mean of its divisors is an integer number (2623104).

Almost surely, 223284330 is an apocalyptic number.

23284330 is a deficient number, since it is larger than the sum of its proper divisors (18685334).

23284330 is a wasteful number, since it uses less digits than its factorization.

23284330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3221.

The product of its (nonzero) digits is 3456, while the sum is 25.

The square root of 23284330 is about 4825.3839225496. The cubic root of 23284330 is about 285.5537811604.

The spelling of 23284330 in words is "twenty-three million, two hundred eighty-four thousand, three hundred thirty".

Divisors: 1 2 5 10 1103 2111 2206 4222 5515 10555 11030 21110 2328433 4656866 11642165 23284330